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  • Transition care in inflammatory bowel disease is increasingly recognized as challenging given the inherent differences between paediatric and adult health care models, disease characteristics and treatment strategies. Transition is a dynamic process involving adolescents and young adults that are moving from a paediatric to an adult health care setting, and it should be flexible, continually updated and tailored to each patient. The implementation of a transition clinic is essential given the increasing incidence of the paediatric population with inflammatory bowel disease and the lifelong impact of this disease. The key question is when and how to structure transition according to the adolescent's clinical, psycho-social, educational needs and expectations to ensure continuity of care. In the attempt to improve the management of transition in inflammatory bowel disease and address the wide gap between adult and child care, we provide an update of the transition clinic and we propose a "treat to target" approach in transition to facilitate an effective and successful transition programme. In the changing landscape of the treatment of inflammatory bowel disease, further studies are necessary to determine the role of the transition clinic in determining the choice and strategy of therapy and its monitoring and the adoption of newer strategies such as biomarkers guided treating to target. BACKGROUND An unmet objective in the pursuit of HCV elimination is the creation of a simple and fast operating model to identify difficult-to-treat populations, like prisoners. Of many obstacles, the first is represented by the poor knowledge of inmates HCV-Ab prevalence. Moreover, due to the peculiar status of conviction, often their access to antiviral therapy is neglected. AIMS To evaluate the prevalence of HCV infection in a penitentiary Institution of Southern Italy through a point-of-care screening and treatment program. METHODS We conducted a prospective observational study in two phases first, we reviewed all the prisoners' clinical records, to verify HCV-Ab execution. Subsequently, we performed a universal point-of-care screening and treatment program. RESULTS We enrolled 670 patients. Overall, 310(46.27%) were already HCV-Ab tested. At the screening initiation, 23.28% patients were discharged, whereas 8.35% refused. Of the remaining 458 subjects, 58(12.67%) were HCV-Ab positive and 46 HCVRNA positive. All these underwent DAA, obtaining 100% SVR. At the end of the program, a total of 491(73.28%) subjects had HCV-Ab available. Sixty-nine (14.05%) were positive. A total of 214(31.94%) subjects were lost to follow-up. CONCLUSIONS We revealed a prevalence of 14.05% of HCV-Ab in conviction. Antiviral treatment was safe and efficacious. More efforts are advisable to provide screening for HCV-Ab in conviction. INTRODUCTION This document is a summary of the French Intergroup guidelines regarding the management of digestive neuroendocrine neoplasms (NEN) published in February 2020 (www.tncd.org). METHODS All French medical societies involved in the management of NEN took part in this work. Recommendations were graded into four categories (A, B, C or D), according to the level of evidence found in the literature until May 2019. RESULTS The management of NEN is challenging because of their heterogeneity and the increasing complexity of diagnostic and therapeutic procedures. Pathological analysis is required for their diagnostic and prognostic characterization, which mainly relies on differentiation, grade and stage. The two main emergency situations are functioning syndromes and poorly-differentiated carcinoma. Chromogranin A is the main biochemical marker of NET, although of limited clinical interest. Initial characterization relies on morphological and isotopic imaging. The treatment of localized NET relies on watchful follow-up and local or surgical resection depending on its supposed aggressiveness. Treatment options for metastatic disease include surgery, somatostatin analogues, chemotherapy, targeted therapies, organ-driven locoregional therapies and peptide-receptor radionuclide therapy. As specific predictive factors of treatment efficacy are yet to be identified and head-to-head comparisons have not or only rarely been performed, the therapeutic strategy currently depends on prognostic factors. Cumulative toxicity and the impact of treatment on quality of life must be considered since survival is relatively long in most patients with NET. CONCLUSION These guidelines are proposed to achieve the most beneficial therapeutic strategy in clinical practice as the therapeutic landscape of NEN is becoming ever more complex. These recommendations are permanently being reviewed. Oral Bisphosphonates (BPs) are the mainstay of osteoporotic treatment, however long-term adherence remains a challenge, primarily owing to the chronic character of the disease and the regimen complexity. Poor compliance has been shown to have a clear link to fracture risk. The role of bone turnover markers (BTMs) as a tool to ascertain adherence and response to therapy is supported by their rapid response to treatment; a decrease in values is witnessed within days or weeks of commencing treatment. A greater reduction of serum CTX and NTX is evidenced with alendronate and ibandronate compared to risedronate. A change in bone formation BTMs appears to be related to vertebral fracture risk reduction, whereas no significant relationship is evident for hip and non-vertebral fractures. The utility of BTMs as an adjunct for monitoring withdrawal of treatment with oral BP has also been suggested. Finally, studies evaluating BTMs as an intervention, failed to demonstrate any effect on adherence. This review explores the challenge of long-term adherence with bisphosphonates and provides an analytic framework with respect to the role of BTMs in monitoring bisphosphonate treatment, adherence and the offset of treatment effect. OBJECTIVE To investigate the effect of task prioritization on dual-task control in Parkinson disease (PD) associated with different postural impairments. DESIGN Cross-sectional study. Participants were instructed to keep two interlocking rings apart and maintain balance in a tandem stance. Attention was focused on either stance stability (posture-focus strategy) or the interlocking rings (supraposture-focus strategy). SETTING University research laboratory. PARTICIPANTS 15 patients with PD and less postural impairment, and 15 patients with PD and more postural impairment. https://www.selleckchem.com/products/acetylcysteine.html INTERVENTIONS Not applicable. MAIN OUTCOME MEASUREMENTS Postural sway, postural determinism (%DET), ankle co-contraction, and ring-touching time. RESULTS In the less-impairment group, the supraposture-focus strategy provided smaller postural sway and postural %DET compared to the posture-focus strategy. In the more-impairment group, task prioritization showed less effects on both postural sway and postural %DET. The supraposture-focus strategy led to less ankle co-contraction than the posture-focus strategy in the more-impairment group, but task prioritization did not affect ankle co-contraction in the less-impairment group.
    Transition care in inflammatory bowel disease is increasingly recognized as challenging given the inherent differences between paediatric and adult health care models, disease characteristics and treatment strategies. Transition is a dynamic process involving adolescents and young adults that are moving from a paediatric to an adult health care setting, and it should be flexible, continually updated and tailored to each patient. The implementation of a transition clinic is essential given the increasing incidence of the paediatric population with inflammatory bowel disease and the lifelong impact of this disease. The key question is when and how to structure transition according to the adolescent's clinical, psycho-social, educational needs and expectations to ensure continuity of care. In the attempt to improve the management of transition in inflammatory bowel disease and address the wide gap between adult and child care, we provide an update of the transition clinic and we propose a "treat to target" approach in transition to facilitate an effective and successful transition programme. In the changing landscape of the treatment of inflammatory bowel disease, further studies are necessary to determine the role of the transition clinic in determining the choice and strategy of therapy and its monitoring and the adoption of newer strategies such as biomarkers guided treating to target. BACKGROUND An unmet objective in the pursuit of HCV elimination is the creation of a simple and fast operating model to identify difficult-to-treat populations, like prisoners. Of many obstacles, the first is represented by the poor knowledge of inmates HCV-Ab prevalence. Moreover, due to the peculiar status of conviction, often their access to antiviral therapy is neglected. AIMS To evaluate the prevalence of HCV infection in a penitentiary Institution of Southern Italy through a point-of-care screening and treatment program. METHODS We conducted a prospective observational study in two phases first, we reviewed all the prisoners' clinical records, to verify HCV-Ab execution. Subsequently, we performed a universal point-of-care screening and treatment program. RESULTS We enrolled 670 patients. Overall, 310(46.27%) were already HCV-Ab tested. At the screening initiation, 23.28% patients were discharged, whereas 8.35% refused. Of the remaining 458 subjects, 58(12.67%) were HCV-Ab positive and 46 HCVRNA positive. All these underwent DAA, obtaining 100% SVR. At the end of the program, a total of 491(73.28%) subjects had HCV-Ab available. Sixty-nine (14.05%) were positive. A total of 214(31.94%) subjects were lost to follow-up. CONCLUSIONS We revealed a prevalence of 14.05% of HCV-Ab in conviction. Antiviral treatment was safe and efficacious. More efforts are advisable to provide screening for HCV-Ab in conviction. INTRODUCTION This document is a summary of the French Intergroup guidelines regarding the management of digestive neuroendocrine neoplasms (NEN) published in February 2020 (www.tncd.org). METHODS All French medical societies involved in the management of NEN took part in this work. Recommendations were graded into four categories (A, B, C or D), according to the level of evidence found in the literature until May 2019. RESULTS The management of NEN is challenging because of their heterogeneity and the increasing complexity of diagnostic and therapeutic procedures. Pathological analysis is required for their diagnostic and prognostic characterization, which mainly relies on differentiation, grade and stage. The two main emergency situations are functioning syndromes and poorly-differentiated carcinoma. Chromogranin A is the main biochemical marker of NET, although of limited clinical interest. Initial characterization relies on morphological and isotopic imaging. The treatment of localized NET relies on watchful follow-up and local or surgical resection depending on its supposed aggressiveness. Treatment options for metastatic disease include surgery, somatostatin analogues, chemotherapy, targeted therapies, organ-driven locoregional therapies and peptide-receptor radionuclide therapy. As specific predictive factors of treatment efficacy are yet to be identified and head-to-head comparisons have not or only rarely been performed, the therapeutic strategy currently depends on prognostic factors. Cumulative toxicity and the impact of treatment on quality of life must be considered since survival is relatively long in most patients with NET. CONCLUSION These guidelines are proposed to achieve the most beneficial therapeutic strategy in clinical practice as the therapeutic landscape of NEN is becoming ever more complex. These recommendations are permanently being reviewed. Oral Bisphosphonates (BPs) are the mainstay of osteoporotic treatment, however long-term adherence remains a challenge, primarily owing to the chronic character of the disease and the regimen complexity. Poor compliance has been shown to have a clear link to fracture risk. The role of bone turnover markers (BTMs) as a tool to ascertain adherence and response to therapy is supported by their rapid response to treatment; a decrease in values is witnessed within days or weeks of commencing treatment. A greater reduction of serum CTX and NTX is evidenced with alendronate and ibandronate compared to risedronate. A change in bone formation BTMs appears to be related to vertebral fracture risk reduction, whereas no significant relationship is evident for hip and non-vertebral fractures. The utility of BTMs as an adjunct for monitoring withdrawal of treatment with oral BP has also been suggested. Finally, studies evaluating BTMs as an intervention, failed to demonstrate any effect on adherence. This review explores the challenge of long-term adherence with bisphosphonates and provides an analytic framework with respect to the role of BTMs in monitoring bisphosphonate treatment, adherence and the offset of treatment effect. OBJECTIVE To investigate the effect of task prioritization on dual-task control in Parkinson disease (PD) associated with different postural impairments. DESIGN Cross-sectional study. Participants were instructed to keep two interlocking rings apart and maintain balance in a tandem stance. Attention was focused on either stance stability (posture-focus strategy) or the interlocking rings (supraposture-focus strategy). SETTING University research laboratory. PARTICIPANTS 15 patients with PD and less postural impairment, and 15 patients with PD and more postural impairment. https://www.selleckchem.com/products/acetylcysteine.html INTERVENTIONS Not applicable. MAIN OUTCOME MEASUREMENTS Postural sway, postural determinism (%DET), ankle co-contraction, and ring-touching time. RESULTS In the less-impairment group, the supraposture-focus strategy provided smaller postural sway and postural %DET compared to the posture-focus strategy. In the more-impairment group, task prioritization showed less effects on both postural sway and postural %DET. The supraposture-focus strategy led to less ankle co-contraction than the posture-focus strategy in the more-impairment group, but task prioritization did not affect ankle co-contraction in the less-impairment group.
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  • In contrast, analysis of 206Pb/207Pb and 208Pb/207Pb ratios suggests that Pb accumulation in the sediments originates primarily from natural sources and that the decreasing trend of Pb accumulation is most likely due to a weakening input of atmospheric mineral dust by the westerlies. These decoupling trends highlight the ongoing issue of transboundary Hg transport to the Himalayas and the Tibetan Plateau that are source waters for major freshwater systems in Asia and calls for regional and international collaborations on Hg emission controls in South Asia.Linear monohydroxy alcohols are strongly hydrogen-bonded liquids that are considered to be homologues of water. Here, we report ab initio molecular dynamics simulations of the liquid alcohols, methanol to pentanol, and from the combined radial-angular probability distribution of the intermolecular O···O distances and HO···O angles determine the geometrical parameters that define the hydrogen bonds in these systems. The key feature of hydrogen bonds in the liquid alcohols, irrespective of the size of the alkyl group, is the strong orientation dependence with the donor-acceptor HO···O angle being close to zero, similar to that observed in liquid water. Hydrogen bond formation is consequently considered to be the passage from a state where donor-acceptor pairs show no preferred orientation to one where they are almost linear. The potential of mean force, the reversible work associated with this process, is computed from the pair probability density distributions obtained from the simulations and that for a hypothetical state where donor-acceptor pairs are randomly oriented. We find that the magnitude of the free energy for hydrogen bond formation is maximum for ethanol and show that this arises from a larger electrostatic contribution to hydrogen bond formation in ethanol as compared to the other alcohols.Here, we report gold nanoparticle-coated starch magnetic beads (AuNP@SMBs) that were prepared by in situ synthesis of AuNPs on the surface of SMBs. Upon functionalization of the surface with a specific antibody, the immuno-AuNP@SMBs were found to be effective in separating and concentrating the target pathogenic bacteria, Escherichia coli O157H7, from an aqueous sample as well as providing a hotspot for surface-enhanced Raman scattering (SERS)-based detection. We employed a bifunctional linker protein, 4× gold-binding peptide-tagged Streptococcal protein G (4GS), to immobilize antibodies on AuNP@SMBs and AuNPs in an oriented form. The linker protein also served as a Raman reporter, exhibiting a strong and unique fingerprint signal during the SERS measurement. The amplitude of the SERS signal was shown to have a good correlation with the concentration of target bacteria ranging from 100 to 105 CFU/mL. The detection limit was determined to be as low as a single cell, and the background signals derived from nontarget bacteria were negligible due to the excellent specificity and colloidal stability of the immuno-AuNP@SMBs and SERS tags. The highly sensitive nature of the SERS-based detection system will provide a promising means to detect the pathogenic microorganisms in food or clinical specimen.A highly efficient benzylic hydroperoxidation has been realized through a visible-light-induced Csp3-H activation. We believe that this reaction undergoes a direct HAT mechanism catalyzed by eosin Y. This approach features the use of a metal-free catalyst (eosin Y), an energy-economical light source (blue LED), and a sustainable oxidant (molecular oxygen). Primary, secondary, and tertiary hydroperoxides as well as silyl, benzyl, and acyl peroxides were successfully prepared with good yields and excellent functional group compatibility.A new cascade approach has been developed for the one-pot four-step divergent synthesis of polysubstituted benzofurans and 2H-chromenes, featuring a novel cascade aromatic Claisen rearrangement/Meinwald rearrangement/dehydrative or oxidative cyclization. This new method was demonstrated with 39 examples tolerating different substitutions at an epoxide, allylic ether, and aromatic ring, and we showcased its utility with the first total synthesis of natural product liparacid A in seven steps.Second-generation β-lactamase inhibitors containing a diazabicyclooctane (DBO) scaffold restore the activity of β-lactams against path-ogenic bacteria, including those producing class A, C, and D enzymes that are not susceptible to first-generation inhibitors containing a β-lactam ring. Here, we report optimization of a synthetic route to access triazole-containing DBOs and biological evaluation of a series of 17 compounds for inhibition of five β-lactamases representative of enzymes found in pathogenic Gram-negative bacteria. A strong corre-lation (Spearman coefficient of 0.87; p = 4.7 10-21) was observed between the inhibition efficacy of purified β-lactamases and the poten-tiation of β-lactam antibacterial activity indicating that DBO functionalization did not impair penetration. https://www.selleckchem.com/products/oltipraz.html In comparison to reference DBOs, avibactam and relebactam, our compounds displayed reduced efficacy due to the absence of hydrogen bonding with a conserved asparagine residue at position 132. This was partially compensated by additional interactions involving certain triazole substituents.Herein, we disclose a Ni-catalyzed formal aminocarbonylation of primary and secondary unactivated aliphatic iodides with isocyanides to afford alkyl amide, which proceeds via the selective monomigratory insertion of isocyanides with alkyl iodides, subsequent β-hydride elimination, and hydrolysis process. The reaction features wide functional group tolerance under mild conditions. Additionally, the selective, one-pot hydrolysis of reaction mixture under acid conditions allows for expedient synthesis of the corresponding alkyl carboxylic acid.Mo(VI)-containing phosphates are widely used in catalyses, ion batteries, and nonlinear optical (NLO) crystals. However, few strategies can effectively guide the syntheses of the Mo(VI)-containing phosphates. In this paper, three new Mo(VI)-containing phosphates, Cs3Mo12PO40, LiK(MoPO6)2, and Sr(MoPO6)2, with different dimensions have been successfully synthesized by adjusting the Mo/P ratios. Interestingly, Cs3Mo12PO40 is a classic Keggin-type polyoxometalate composed of zero-dimensional (0D) [Mo12PO40]3- clusters, whereas LiK(MoPO6)2 and Sr(MoPO6)2 have three-dimensional (3D) [MoO2O4P]∞ frameworks consisting of MoO6 octahedra and PO4 tetrahedra in a 1/1 ratio. Detailed structural comparisons of Mo(VI)-containig phosphates indicate that the Mo/P ratios have a significant effect on the structural dimensions. Further, the optical properties and thermal stabilities of Cs3Mo12PO40, LiK(MoPO6)2, and Sr(MoPO6)2 are also determined.
    In contrast, analysis of 206Pb/207Pb and 208Pb/207Pb ratios suggests that Pb accumulation in the sediments originates primarily from natural sources and that the decreasing trend of Pb accumulation is most likely due to a weakening input of atmospheric mineral dust by the westerlies. These decoupling trends highlight the ongoing issue of transboundary Hg transport to the Himalayas and the Tibetan Plateau that are source waters for major freshwater systems in Asia and calls for regional and international collaborations on Hg emission controls in South Asia.Linear monohydroxy alcohols are strongly hydrogen-bonded liquids that are considered to be homologues of water. Here, we report ab initio molecular dynamics simulations of the liquid alcohols, methanol to pentanol, and from the combined radial-angular probability distribution of the intermolecular O···O distances and HO···O angles determine the geometrical parameters that define the hydrogen bonds in these systems. The key feature of hydrogen bonds in the liquid alcohols, irrespective of the size of the alkyl group, is the strong orientation dependence with the donor-acceptor HO···O angle being close to zero, similar to that observed in liquid water. Hydrogen bond formation is consequently considered to be the passage from a state where donor-acceptor pairs show no preferred orientation to one where they are almost linear. The potential of mean force, the reversible work associated with this process, is computed from the pair probability density distributions obtained from the simulations and that for a hypothetical state where donor-acceptor pairs are randomly oriented. We find that the magnitude of the free energy for hydrogen bond formation is maximum for ethanol and show that this arises from a larger electrostatic contribution to hydrogen bond formation in ethanol as compared to the other alcohols.Here, we report gold nanoparticle-coated starch magnetic beads (AuNP@SMBs) that were prepared by in situ synthesis of AuNPs on the surface of SMBs. Upon functionalization of the surface with a specific antibody, the immuno-AuNP@SMBs were found to be effective in separating and concentrating the target pathogenic bacteria, Escherichia coli O157H7, from an aqueous sample as well as providing a hotspot for surface-enhanced Raman scattering (SERS)-based detection. We employed a bifunctional linker protein, 4× gold-binding peptide-tagged Streptococcal protein G (4GS), to immobilize antibodies on AuNP@SMBs and AuNPs in an oriented form. The linker protein also served as a Raman reporter, exhibiting a strong and unique fingerprint signal during the SERS measurement. The amplitude of the SERS signal was shown to have a good correlation with the concentration of target bacteria ranging from 100 to 105 CFU/mL. The detection limit was determined to be as low as a single cell, and the background signals derived from nontarget bacteria were negligible due to the excellent specificity and colloidal stability of the immuno-AuNP@SMBs and SERS tags. The highly sensitive nature of the SERS-based detection system will provide a promising means to detect the pathogenic microorganisms in food or clinical specimen.A highly efficient benzylic hydroperoxidation has been realized through a visible-light-induced Csp3-H activation. We believe that this reaction undergoes a direct HAT mechanism catalyzed by eosin Y. This approach features the use of a metal-free catalyst (eosin Y), an energy-economical light source (blue LED), and a sustainable oxidant (molecular oxygen). Primary, secondary, and tertiary hydroperoxides as well as silyl, benzyl, and acyl peroxides were successfully prepared with good yields and excellent functional group compatibility.A new cascade approach has been developed for the one-pot four-step divergent synthesis of polysubstituted benzofurans and 2H-chromenes, featuring a novel cascade aromatic Claisen rearrangement/Meinwald rearrangement/dehydrative or oxidative cyclization. This new method was demonstrated with 39 examples tolerating different substitutions at an epoxide, allylic ether, and aromatic ring, and we showcased its utility with the first total synthesis of natural product liparacid A in seven steps.Second-generation β-lactamase inhibitors containing a diazabicyclooctane (DBO) scaffold restore the activity of β-lactams against path-ogenic bacteria, including those producing class A, C, and D enzymes that are not susceptible to first-generation inhibitors containing a β-lactam ring. Here, we report optimization of a synthetic route to access triazole-containing DBOs and biological evaluation of a series of 17 compounds for inhibition of five β-lactamases representative of enzymes found in pathogenic Gram-negative bacteria. A strong corre-lation (Spearman coefficient of 0.87; p = 4.7 10-21) was observed between the inhibition efficacy of purified β-lactamases and the poten-tiation of β-lactam antibacterial activity indicating that DBO functionalization did not impair penetration. https://www.selleckchem.com/products/oltipraz.html In comparison to reference DBOs, avibactam and relebactam, our compounds displayed reduced efficacy due to the absence of hydrogen bonding with a conserved asparagine residue at position 132. This was partially compensated by additional interactions involving certain triazole substituents.Herein, we disclose a Ni-catalyzed formal aminocarbonylation of primary and secondary unactivated aliphatic iodides with isocyanides to afford alkyl amide, which proceeds via the selective monomigratory insertion of isocyanides with alkyl iodides, subsequent β-hydride elimination, and hydrolysis process. The reaction features wide functional group tolerance under mild conditions. Additionally, the selective, one-pot hydrolysis of reaction mixture under acid conditions allows for expedient synthesis of the corresponding alkyl carboxylic acid.Mo(VI)-containing phosphates are widely used in catalyses, ion batteries, and nonlinear optical (NLO) crystals. However, few strategies can effectively guide the syntheses of the Mo(VI)-containing phosphates. In this paper, three new Mo(VI)-containing phosphates, Cs3Mo12PO40, LiK(MoPO6)2, and Sr(MoPO6)2, with different dimensions have been successfully synthesized by adjusting the Mo/P ratios. Interestingly, Cs3Mo12PO40 is a classic Keggin-type polyoxometalate composed of zero-dimensional (0D) [Mo12PO40]3- clusters, whereas LiK(MoPO6)2 and Sr(MoPO6)2 have three-dimensional (3D) [MoO2O4P]∞ frameworks consisting of MoO6 octahedra and PO4 tetrahedra in a 1/1 ratio. Detailed structural comparisons of Mo(VI)-containig phosphates indicate that the Mo/P ratios have a significant effect on the structural dimensions. Further, the optical properties and thermal stabilities of Cs3Mo12PO40, LiK(MoPO6)2, and Sr(MoPO6)2 are also determined.
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  • OBJECTIVE The arteriovenous fistula is considered the preferred hemodialysis access due to its lower complication rate and longer patency. The aim of this study is to report the outcomes of arteriovenous fistula creation and to study the predictive factors for these outcomes. STUDY DESIGN AND METHOD This is a retrospective study of all patients who underwent autogenous arteriovenous fistula creation procedure by a single surgeon during the period from October 2011 till December 2017. MATERIAL All the procedures were performed at an academic referral center by a single surgeon. All patients who underwent arteriovenous fistula creation in the upper limb during the study period were included. All patients were diagnosed with end-stage renal disease and referred for arteriovenous fistula creation either before or after initiating hemodialysis. METHOD Data were collected from the patients' charts. The primary outcomes were the primary failure and secondary patency rates. Secondary outcome was to find the factors associated with decreased patency. The Kaplan-Meier curve with the log-rank test was used to describe the patency while univariate and multivariate analyses were done to the factors considered relevant to the patency. RESULTS The total number of procedures was 291; of which, 18 were lost to follow-up. The primary failure rate was 12%. Secondary patency rate at 1 and 5 years was 79% and 53%, respectively. Diabetes mellitus and fistulae placed on right side were associated with decreased patency. CONCLUSION The primary failure rate was relatively low in this study but the long-term functionality of the arteriovenous fistulae needs to be improved.Objective To analyze an association of eating disorders (EDs) to reproductive health outcomes among former adolescent psychiatric inpatients, hospitalized between the ages 13 and 17 years. The register-based follow-up information on psychiatric comorbidity and use of prescribed addictive psychotropic medication up to early adulthood were also explored.Methods A total of 31 (10.3%) women with a diagnosed ED were identified from the initial sample of 300 female adolescents, treated in psychiatric inpatient care between 2001 and 2006. The K-SADS-PL and EuropASI research instruments were used to gather information during the adolescent psychiatric hospitalization. The follow-up data for reproductive health outcomes and psychiatric comorbidity up to early adulthood were obtained from the national health care registers. Information on prescribed addictive psychotropic medication was provided by the Social Insurance Institution of Finland. In analyses, EDs were categorized into anorexia nervosa (AN) and other EDs (OED). AN accounted for 58.1% of all EDs. https://www.selleckchem.com/products/17-AAG(Geldanamycin).html Of OEDs, the majority (69.1%) were bulimia.Results None of the women with AN, but 53.8% of those with OED had undergone medical abortions by early adulthood. Childbirths were emphasized in women with OED (61.5%) and a history of hospital-treated poisonings in women with AN (55.6%). High nicotine dependence in adolescence (30.8%) was a characteristic of women with OED.Conclusion Our study findings suggest that OED may expose affected women to various unfavorable reproductive health outcomes, particularly women with a history of psychiatric admissions. Recognizing the differences in young women with different subtypes of ED is important when discussing contraception and pregnancy.Objective To determine how results from a prognostic 40-gene expression profiling (40-GEP) test would impact clinician management decisions and how their choices would align with a National Comprehensive Cancer Network (NCCN) compliant, risk-directed management plan for high-risk cutaneous squamous cell carcinoma (cSCC).Methods Clinicians attending a national dermatology conference were presented with 40-GEP test validation data. They were asked to rate clinicopathological features and molecular test results to assess their opinion of how concerning each is to cSCC prognosis. When presented with vignettes describing patients with NCCN-defined high-risk features, clinicians were asked to select a treatment plan using pre-test (no 40-GEP results), then, post-test (40-GEP Class 1, 2A, or 2B results) methodology along with corresponding metastasis rates for each test group.Results Risk factors deemed of highest concern for metastatic outcomes were a Class 2B 40-GEP result, perineural invasion, immunosuppression, invasion beyond subcutaneous fat, and tumor diameter >1 cm on the scalp. When presented with a 40-GEP result that indicated reduced risk of metastasis (Class 1), clinicians altered their treatment management plan accordingly. Specifically, there was significant reduction in the recommendations for sentinel lymph node biopsy, adjuvant radiation or chemotherapy, follow-up time, and nodal imaging. By comparison, when a 40-GEP result indicated an increased risk of metastasis (Class 2B), significant risk-appropriate increases in management intensity was observed for the aforementioned clinical decisions.Conclusion Integration of 40-GEP results impacted management decisions in a significant and risk-appropriate manner for high-risk cSCC patient scenarios, while remaining aligned with national guidelines for patient management.Objective This study aimed to describe the current status of lung cancer in Spain, including patient characteristics and in-hospital mortality, and to revise disease management and the direct medical costs of secondary care.Methods A retrospective observational study was set to analyse anonymized primary and secondary care records of patients admitted with lung cancer in Spain between 2011 and 2016. Data were obtained from the Primary Care Dataset and the Centralised Hospital Discharge Database.Results Admissions files from 12,119 primary care and 113,574 secondary care patients were analyzed. Only 21% of all patients were females, yet the number of female patients presented an increasing trend over the study period. Non-small-cell lung carcinoma represented 85.29% of all lung malignant neoplasms; metastatic or secondary malignant neoplasms were diagnosed in 76.66% of admissions. Other relevant comorbid conditions registered at the hospital level were hypertension, disorders of lipoid metabolism, diabetes mellitus and a history of tobacco use.
    OBJECTIVE The arteriovenous fistula is considered the preferred hemodialysis access due to its lower complication rate and longer patency. The aim of this study is to report the outcomes of arteriovenous fistula creation and to study the predictive factors for these outcomes. STUDY DESIGN AND METHOD This is a retrospective study of all patients who underwent autogenous arteriovenous fistula creation procedure by a single surgeon during the period from October 2011 till December 2017. MATERIAL All the procedures were performed at an academic referral center by a single surgeon. All patients who underwent arteriovenous fistula creation in the upper limb during the study period were included. All patients were diagnosed with end-stage renal disease and referred for arteriovenous fistula creation either before or after initiating hemodialysis. METHOD Data were collected from the patients' charts. The primary outcomes were the primary failure and secondary patency rates. Secondary outcome was to find the factors associated with decreased patency. The Kaplan-Meier curve with the log-rank test was used to describe the patency while univariate and multivariate analyses were done to the factors considered relevant to the patency. RESULTS The total number of procedures was 291; of which, 18 were lost to follow-up. The primary failure rate was 12%. Secondary patency rate at 1 and 5 years was 79% and 53%, respectively. Diabetes mellitus and fistulae placed on right side were associated with decreased patency. CONCLUSION The primary failure rate was relatively low in this study but the long-term functionality of the arteriovenous fistulae needs to be improved.Objective To analyze an association of eating disorders (EDs) to reproductive health outcomes among former adolescent psychiatric inpatients, hospitalized between the ages 13 and 17 years. The register-based follow-up information on psychiatric comorbidity and use of prescribed addictive psychotropic medication up to early adulthood were also explored.Methods A total of 31 (10.3%) women with a diagnosed ED were identified from the initial sample of 300 female adolescents, treated in psychiatric inpatient care between 2001 and 2006. The K-SADS-PL and EuropASI research instruments were used to gather information during the adolescent psychiatric hospitalization. The follow-up data for reproductive health outcomes and psychiatric comorbidity up to early adulthood were obtained from the national health care registers. Information on prescribed addictive psychotropic medication was provided by the Social Insurance Institution of Finland. In analyses, EDs were categorized into anorexia nervosa (AN) and other EDs (OED). AN accounted for 58.1% of all EDs. https://www.selleckchem.com/products/17-AAG(Geldanamycin).html Of OEDs, the majority (69.1%) were bulimia.Results None of the women with AN, but 53.8% of those with OED had undergone medical abortions by early adulthood. Childbirths were emphasized in women with OED (61.5%) and a history of hospital-treated poisonings in women with AN (55.6%). High nicotine dependence in adolescence (30.8%) was a characteristic of women with OED.Conclusion Our study findings suggest that OED may expose affected women to various unfavorable reproductive health outcomes, particularly women with a history of psychiatric admissions. Recognizing the differences in young women with different subtypes of ED is important when discussing contraception and pregnancy.Objective To determine how results from a prognostic 40-gene expression profiling (40-GEP) test would impact clinician management decisions and how their choices would align with a National Comprehensive Cancer Network (NCCN) compliant, risk-directed management plan for high-risk cutaneous squamous cell carcinoma (cSCC).Methods Clinicians attending a national dermatology conference were presented with 40-GEP test validation data. They were asked to rate clinicopathological features and molecular test results to assess their opinion of how concerning each is to cSCC prognosis. When presented with vignettes describing patients with NCCN-defined high-risk features, clinicians were asked to select a treatment plan using pre-test (no 40-GEP results), then, post-test (40-GEP Class 1, 2A, or 2B results) methodology along with corresponding metastasis rates for each test group.Results Risk factors deemed of highest concern for metastatic outcomes were a Class 2B 40-GEP result, perineural invasion, immunosuppression, invasion beyond subcutaneous fat, and tumor diameter >1 cm on the scalp. When presented with a 40-GEP result that indicated reduced risk of metastasis (Class 1), clinicians altered their treatment management plan accordingly. Specifically, there was significant reduction in the recommendations for sentinel lymph node biopsy, adjuvant radiation or chemotherapy, follow-up time, and nodal imaging. By comparison, when a 40-GEP result indicated an increased risk of metastasis (Class 2B), significant risk-appropriate increases in management intensity was observed for the aforementioned clinical decisions.Conclusion Integration of 40-GEP results impacted management decisions in a significant and risk-appropriate manner for high-risk cSCC patient scenarios, while remaining aligned with national guidelines for patient management.Objective This study aimed to describe the current status of lung cancer in Spain, including patient characteristics and in-hospital mortality, and to revise disease management and the direct medical costs of secondary care.Methods A retrospective observational study was set to analyse anonymized primary and secondary care records of patients admitted with lung cancer in Spain between 2011 and 2016. Data were obtained from the Primary Care Dataset and the Centralised Hospital Discharge Database.Results Admissions files from 12,119 primary care and 113,574 secondary care patients were analyzed. Only 21% of all patients were females, yet the number of female patients presented an increasing trend over the study period. Non-small-cell lung carcinoma represented 85.29% of all lung malignant neoplasms; metastatic or secondary malignant neoplasms were diagnosed in 76.66% of admissions. Other relevant comorbid conditions registered at the hospital level were hypertension, disorders of lipoid metabolism, diabetes mellitus and a history of tobacco use.
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  • BACKGROUND In-laboratory drinking sessions that allow direct assessment of drinking and craving are an emerging method for testing novel pharmacotherapy compounds and behavioral interventions for alcohol use disorders. Despite wide implementation, limited evidence supports the concordance between drinking in the laboratory and in a natural setting. This study examined the relationship between self-reports of drinking prior to and drinking and craving during an alcohol drinking paradigm (ADP). METHODS Participants were adult heavy drinkers (N = 64) who participated in a pharmacotherapy study. Participants completed self-report alcohol assessments and a baseline ADP session prior to any medication administration. Alcohol craving was assessed during priming and ad lib ADP phases. Outcomes were the associations of total drinks consumed in-laboratory and summary drinking measures for the 30 days prior to the ADP and reports of maximum drinks (past year and lifetime). Additional outcomes were the association of selparadigms to model key drinking predictors. These results provide support for the validity of laboratory-based paradigms to accurately reflect participants' recent drinking levels. © 2020 by the Research Society on Alcoholism.Ossifying fibromyxoid tumor (OFMT) is a rare soft tissue neoplasm of uncertain differentiation and intermediate biologic potential. Up to 85% of OFMTs, including benign, atypical and malignant forms, harbor fusion genes. Most commonly, the PHF1 gene localized to 6p21 is fused with EP400, but other fusion partners such as MEAF6, EPC1, and JAZF1 have also been described. Herein, we present two rare cases of superficial OFMTs with ZC3H7B-BCOR and the very recently described PHF1-TFE3 fusions. The latter also exhibited moderate to strong diffuse immunoreactivity for TFE3. Reciprocally this finding expands the entities with TFE3 rearrangements. Accumulation of additional data is necessary to determine if OFMTs harboring these rare fusions feature any reproducible clinicopathologic findings or carry prognostic and/or predictive implications. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.We read with great interest the study by Siyu Chen and colleagues. The authors evaluated the clinical features and outcomes of five pregnant patients with COVID-19 at term, whose delivery was uneventful and led to favorable perinatal outcomes for both mother and neonate. We would like to draw attention to a growing body of evidence that now points towards an under-addressed association between preterm maternal SARS-CoV-2 infection, preterm delivery and adverse neonatal outcomes, which is not reflected in Chen et al.'s small cohort. We also stress that vertical transmission, which was not tested for by Chen et al., should not be excluded as a potential mechanism for viral spread. Centers should therefore be meticulous in their approach to a SARS-CoV-2+ pregnancy to optimize clinical outcomes for both mother and child. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.We have read with great care and interest the article by Li Y-C et al. The authors provide interesting elements with respect to the possible entry of SARS Cov-2 at the brain area and plead for an implication of the CNS in respiratory problems linked to COVID-19. Here we provide additional elements that support those observations, notably the role of brainstem structures located in the medulla oblongata in modulating respiration. We also discussed the possible pathways the virus uses to cross the brain blood barrier and reach the brainstem. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) has been declared a global pandemic. Our goal was to determine whether coinfections with other respiratory pathogens occur in a significant subset of SARS-CoV-2 infected patients in the greater New York City metropolitan area. During the period from March 16, 2020 through April 20, 2020, our laboratory detected SARS-CoV-2 infection in 8,990 patients of a total 18,704 tested by real-time reverse-transcription-polymerase-chain-reaction amplification (SARS-CoV-2 Test, cobas® 6800 system, RocheDiagnostics). Amongst the patients who tested positive for SARS-CoV-2, 1,204 were also tested for other respiratory viruses, and concurrent infection was found in only 36 ( less then 3%). In comparison, coinfection with at least one non-SARS-CoV-2 respiratory viral pathogen was found in 13.1% of patients who tested negative for SARS-CoV-2. Additionally, in patients who tested negative for SARS-CoV-2, the most common respiratory virus co-infections were those commonly seen circulating in the community including rhinovirus/enterovirus, influenza viruses and coronavirus NL63, whereas non-SARS-CoV-2 coronaviridae were the most common concurrent respiratory viruses found in SARS-CoV-2 -positive patients. Additional studies are needed to establish whether simultaneous viral infection in SARS-CoV-2 patients could potential drive viral interference or influence disease outcomes. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.BACKGROUND Sleep disorders and circadian dysregulation appear to be associated with primary headache disorders. OBJECTIVE The aim of this study was to review the existing evidence for the deployment of melatonin in migraine prophylaxis. Initially, case-control studies investigating nocturnal melatonin and 6-sulphatoxymelatonin (aMT6s, melatonin metabolite discarded by the urine) levels in patients with migraine and healthy controls (HC) would be reviewed and meta-analyzed. https://www.selleckchem.com/products/k-ras-g12c-inhibitor-12.html Second, results from randomized controlled trials (RCTs) and non-randomized studies evaluating the use of melatonin in migraine would be synthesized. METHODS MEDLINE EMBASE, CENTRAL, PsycINFO, trial registries, Google Scholar, and OpenGrey were comprehensively searched. The quality of studies was assessed according to the Newcastle-Ottawa Scale (case-control studies) and the Risk-of-Bias Cochrane tool (RCTs). Random-effects (RE) or fixed-effects (FE) model was used based on heterogeneity among studies (homogeneity assumed when PQ > 0.1 and I2   less then  30%).
    BACKGROUND In-laboratory drinking sessions that allow direct assessment of drinking and craving are an emerging method for testing novel pharmacotherapy compounds and behavioral interventions for alcohol use disorders. Despite wide implementation, limited evidence supports the concordance between drinking in the laboratory and in a natural setting. This study examined the relationship between self-reports of drinking prior to and drinking and craving during an alcohol drinking paradigm (ADP). METHODS Participants were adult heavy drinkers (N = 64) who participated in a pharmacotherapy study. Participants completed self-report alcohol assessments and a baseline ADP session prior to any medication administration. Alcohol craving was assessed during priming and ad lib ADP phases. Outcomes were the associations of total drinks consumed in-laboratory and summary drinking measures for the 30 days prior to the ADP and reports of maximum drinks (past year and lifetime). Additional outcomes were the association of selparadigms to model key drinking predictors. These results provide support for the validity of laboratory-based paradigms to accurately reflect participants' recent drinking levels. © 2020 by the Research Society on Alcoholism.Ossifying fibromyxoid tumor (OFMT) is a rare soft tissue neoplasm of uncertain differentiation and intermediate biologic potential. Up to 85% of OFMTs, including benign, atypical and malignant forms, harbor fusion genes. Most commonly, the PHF1 gene localized to 6p21 is fused with EP400, but other fusion partners such as MEAF6, EPC1, and JAZF1 have also been described. Herein, we present two rare cases of superficial OFMTs with ZC3H7B-BCOR and the very recently described PHF1-TFE3 fusions. The latter also exhibited moderate to strong diffuse immunoreactivity for TFE3. Reciprocally this finding expands the entities with TFE3 rearrangements. Accumulation of additional data is necessary to determine if OFMTs harboring these rare fusions feature any reproducible clinicopathologic findings or carry prognostic and/or predictive implications. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.We read with great interest the study by Siyu Chen and colleagues. The authors evaluated the clinical features and outcomes of five pregnant patients with COVID-19 at term, whose delivery was uneventful and led to favorable perinatal outcomes for both mother and neonate. We would like to draw attention to a growing body of evidence that now points towards an under-addressed association between preterm maternal SARS-CoV-2 infection, preterm delivery and adverse neonatal outcomes, which is not reflected in Chen et al.'s small cohort. We also stress that vertical transmission, which was not tested for by Chen et al., should not be excluded as a potential mechanism for viral spread. Centers should therefore be meticulous in their approach to a SARS-CoV-2+ pregnancy to optimize clinical outcomes for both mother and child. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.We have read with great care and interest the article by Li Y-C et al. The authors provide interesting elements with respect to the possible entry of SARS Cov-2 at the brain area and plead for an implication of the CNS in respiratory problems linked to COVID-19. Here we provide additional elements that support those observations, notably the role of brainstem structures located in the medulla oblongata in modulating respiration. We also discussed the possible pathways the virus uses to cross the brain blood barrier and reach the brainstem. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) has been declared a global pandemic. Our goal was to determine whether coinfections with other respiratory pathogens occur in a significant subset of SARS-CoV-2 infected patients in the greater New York City metropolitan area. During the period from March 16, 2020 through April 20, 2020, our laboratory detected SARS-CoV-2 infection in 8,990 patients of a total 18,704 tested by real-time reverse-transcription-polymerase-chain-reaction amplification (SARS-CoV-2 Test, cobas® 6800 system, RocheDiagnostics). Amongst the patients who tested positive for SARS-CoV-2, 1,204 were also tested for other respiratory viruses, and concurrent infection was found in only 36 ( less then 3%). In comparison, coinfection with at least one non-SARS-CoV-2 respiratory viral pathogen was found in 13.1% of patients who tested negative for SARS-CoV-2. Additionally, in patients who tested negative for SARS-CoV-2, the most common respiratory virus co-infections were those commonly seen circulating in the community including rhinovirus/enterovirus, influenza viruses and coronavirus NL63, whereas non-SARS-CoV-2 coronaviridae were the most common concurrent respiratory viruses found in SARS-CoV-2 -positive patients. Additional studies are needed to establish whether simultaneous viral infection in SARS-CoV-2 patients could potential drive viral interference or influence disease outcomes. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.BACKGROUND Sleep disorders and circadian dysregulation appear to be associated with primary headache disorders. OBJECTIVE The aim of this study was to review the existing evidence for the deployment of melatonin in migraine prophylaxis. Initially, case-control studies investigating nocturnal melatonin and 6-sulphatoxymelatonin (aMT6s, melatonin metabolite discarded by the urine) levels in patients with migraine and healthy controls (HC) would be reviewed and meta-analyzed. https://www.selleckchem.com/products/k-ras-g12c-inhibitor-12.html Second, results from randomized controlled trials (RCTs) and non-randomized studies evaluating the use of melatonin in migraine would be synthesized. METHODS MEDLINE EMBASE, CENTRAL, PsycINFO, trial registries, Google Scholar, and OpenGrey were comprehensively searched. The quality of studies was assessed according to the Newcastle-Ottawa Scale (case-control studies) and the Risk-of-Bias Cochrane tool (RCTs). Random-effects (RE) or fixed-effects (FE) model was used based on heterogeneity among studies (homogeneity assumed when PQ > 0.1 and I2   less then  30%).
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  • The present study confirms the presence of haplotypes A and B of R. sanguineus in the state of Mato Grosso do Sul and its importance as a vector of several pathogens of veterinary concern. Finally, this is the first report to identify C. bainae in ticks in the Midwestern region of Brazil.Toxoplasma gondii, Neospora caninum and Sarcocystis neurona are obligate intracellular parasites within the phylum Apicomplexa. The red-tailed Amazon parrot (Amazona brasiliensis) is a near-threatened species of psittacine that is endemic to the Atlantic Forest of Brazil and has been designated as a bioindicator because of its sensitivity to environmental qualitative status and changes. The aim of this study was to evaluate the presence of antibodies against T. gondii, N. caninum and S. neurona in wild red-tailed Amazon parrot nestlings on Rasa Island, Brazil. Blood samples were collected from 51 parrots and plasma samples were stored at - 20 °C until immunofluorescence antibody tests (IFAT) were performed. Antigen slides were prepared using tachyzoites of T. gondii (RH strain) and, N. caninum (NC-1 strain) and using merozoites of S. neurona (SNR37 strain). Plasma samples were tested at initial dilutions of 116 for T. gondii, 150 for N. caninum and 15 for S. neurona. An anti-chicken antibody conjugated with FITC was used as a secondary antibody at 150 dilution. No antibodies for any of these three protozoa were found, thus suggesting that these wild red-tailed Amazon parrot nestlings had not been exposed to these parasites.In Brazil, species of the genus Ramphocelus with the presence of various endoparasites have already been reported. Coccidia have been the parasites most frequently found. All species of this genus have similar habitats and ecological niches, which makes parasite transmission easy. The aim of this study was to diagnose the presence of endoparasites in fecal samples from specimens of Ramphocelus carbo that were caught in the Cazumbá-Iracema Extractive Reserve (Cazumbá Resex), in the State of Acre. The specimens (n = 30) were caught in mist nets arranged in different ecosystems of the Reserve. After identification, the bird specimens were placed in cloth bags for a maximum of 30 minutes to collect feces. Among the 22 samples collected, 63.63% (n = 14) were positive for endoparasites. The coccidia were the parasites most frequently. Helminths belonging to Ascaridiidae (Nematoda), Strongylida (Nematoda) and Davaneidae (Cestoda) were recorded for the first time in R. carbo in the State of Acre. Parasites belonging to Strongylida and Davaneidae were recorded for the first time in a species of Ramphocelus. These findings add information on the parasitic fauna of wild birds, since in the Amazon region there are few studies on this subject.The aim of this study was to evaluate environmental contamination by helminth eggs with zoonotic potential that were found in dog feces in the vicinity of elementary schools. Seventy-nine samples of dog feces were collected from 28 municipal schools located in five neighborhoods in Pelotas, Rio Grande do Sul (RS), Brazil. The samples were processed using the Willis-Mollay technique and analyzed using an optical microscope (40X), to identify any parasite eggs present. All neighborhoods were positive and 74.7% of the samples exhibited one or more helminth genera. The agent with the highest prevalence was Ancylostoma spp. (93.2%), followed by Trichuris spp. (18.6%), Toxocara spp. (11.9%) and Toxascaris (1.7%). These data show that there is a need for greater care towards controlling these helminths with zoonotic potential, including responsible pet ownership and daily activities to clean and collect dog feces in the vicinity of schools, because these are places where children play and study.Leishmania infantum is a trypanosomatid that causes parasitic dermatopathy in dogs. Trypanosoma caninum is another trypanosomatid, which infects the skin of dogs, although cutaneous abnormalities are absent. This study aimed to investigate the occurrence of T. caninum infection and its associated cutaneous and histological changes and compare it with the occurrence of L. infantum infection in dogs. The study included 150 dogs, of which T. caninum infection was identified in 3 (2%) and L. infantum infection in 15 (10%) of them, with no association (p>0.05) of these infections with the breed, gender, age, or cutaneous abnormalities. The cutaneous abnormalities were based on 1 (4.8%) and 12 (57.1%) dogs infected by T. caninum and L. https://www.selleckchem.com/products/EX-527.html infantum, respectively. The dermatohistopathological abnormalities in the dogs infected with T. caninum included mild perivascular lymphohistioplasmacytic infiltrates in the clinically asymptomatic ones, while in those with dermatological abnormalities, acanthosis, epidermal orthokeratotic hyperkeratosis, melanomacrophages, and co-infection with Microsporum sp. and Trichophyton sp. were observed. InL. infantum infected, the histopathological findings included chronic granulomatous inflammatory infiltrates and structures compatible with amastigotes. Despite the low frequency of T. caninum infection, our findings suggest that this trypanosomatid, unlike L. infantum, does not cause any macroscopic skin abnormalities.Toxoplasma gondii is an apicomplexan protozoan that is frequently found in both humans and animals worldwide. The aim of this review was to list important aspects of Toxoplasma gondii infection in cattle in Brazil. The frequency of occurrence of T. gondii antibodies in Brazilian cattle ranges from 1 to 89.1%, depending on the region evaluated, based on data from 1978 to 2018. However, some characteristics of T. gondii infection in cattle remain uncertain, such as the role of meat intake in transmitting the parasite to humans. Most information regarding T. gondii infection among Brazilian cattle is limited to evaluations of the frequency of occurrence of antibodies. About 70% of the diagnoses of infection in these ruminants in Brazil are made via the indirect fluorescence antibody test (IFAT). Nevertheless, little is known about the population structure of this protozoan in cattle. It is necessary to expand the studies on toxoplasmosis in cattle, in order to better understand T. gondii infection in these animals and its implications for Brazilian public health.
    The present study confirms the presence of haplotypes A and B of R. sanguineus in the state of Mato Grosso do Sul and its importance as a vector of several pathogens of veterinary concern. Finally, this is the first report to identify C. bainae in ticks in the Midwestern region of Brazil.Toxoplasma gondii, Neospora caninum and Sarcocystis neurona are obligate intracellular parasites within the phylum Apicomplexa. The red-tailed Amazon parrot (Amazona brasiliensis) is a near-threatened species of psittacine that is endemic to the Atlantic Forest of Brazil and has been designated as a bioindicator because of its sensitivity to environmental qualitative status and changes. The aim of this study was to evaluate the presence of antibodies against T. gondii, N. caninum and S. neurona in wild red-tailed Amazon parrot nestlings on Rasa Island, Brazil. Blood samples were collected from 51 parrots and plasma samples were stored at - 20 °C until immunofluorescence antibody tests (IFAT) were performed. Antigen slides were prepared using tachyzoites of T. gondii (RH strain) and, N. caninum (NC-1 strain) and using merozoites of S. neurona (SNR37 strain). Plasma samples were tested at initial dilutions of 116 for T. gondii, 150 for N. caninum and 15 for S. neurona. An anti-chicken antibody conjugated with FITC was used as a secondary antibody at 150 dilution. No antibodies for any of these three protozoa were found, thus suggesting that these wild red-tailed Amazon parrot nestlings had not been exposed to these parasites.In Brazil, species of the genus Ramphocelus with the presence of various endoparasites have already been reported. Coccidia have been the parasites most frequently found. All species of this genus have similar habitats and ecological niches, which makes parasite transmission easy. The aim of this study was to diagnose the presence of endoparasites in fecal samples from specimens of Ramphocelus carbo that were caught in the Cazumbá-Iracema Extractive Reserve (Cazumbá Resex), in the State of Acre. The specimens (n = 30) were caught in mist nets arranged in different ecosystems of the Reserve. After identification, the bird specimens were placed in cloth bags for a maximum of 30 minutes to collect feces. Among the 22 samples collected, 63.63% (n = 14) were positive for endoparasites. The coccidia were the parasites most frequently. Helminths belonging to Ascaridiidae (Nematoda), Strongylida (Nematoda) and Davaneidae (Cestoda) were recorded for the first time in R. carbo in the State of Acre. Parasites belonging to Strongylida and Davaneidae were recorded for the first time in a species of Ramphocelus. These findings add information on the parasitic fauna of wild birds, since in the Amazon region there are few studies on this subject.The aim of this study was to evaluate environmental contamination by helminth eggs with zoonotic potential that were found in dog feces in the vicinity of elementary schools. Seventy-nine samples of dog feces were collected from 28 municipal schools located in five neighborhoods in Pelotas, Rio Grande do Sul (RS), Brazil. The samples were processed using the Willis-Mollay technique and analyzed using an optical microscope (40X), to identify any parasite eggs present. All neighborhoods were positive and 74.7% of the samples exhibited one or more helminth genera. The agent with the highest prevalence was Ancylostoma spp. (93.2%), followed by Trichuris spp. (18.6%), Toxocara spp. (11.9%) and Toxascaris (1.7%). These data show that there is a need for greater care towards controlling these helminths with zoonotic potential, including responsible pet ownership and daily activities to clean and collect dog feces in the vicinity of schools, because these are places where children play and study.Leishmania infantum is a trypanosomatid that causes parasitic dermatopathy in dogs. Trypanosoma caninum is another trypanosomatid, which infects the skin of dogs, although cutaneous abnormalities are absent. This study aimed to investigate the occurrence of T. caninum infection and its associated cutaneous and histological changes and compare it with the occurrence of L. infantum infection in dogs. The study included 150 dogs, of which T. caninum infection was identified in 3 (2%) and L. infantum infection in 15 (10%) of them, with no association (p>0.05) of these infections with the breed, gender, age, or cutaneous abnormalities. The cutaneous abnormalities were based on 1 (4.8%) and 12 (57.1%) dogs infected by T. caninum and L. https://www.selleckchem.com/products/EX-527.html infantum, respectively. The dermatohistopathological abnormalities in the dogs infected with T. caninum included mild perivascular lymphohistioplasmacytic infiltrates in the clinically asymptomatic ones, while in those with dermatological abnormalities, acanthosis, epidermal orthokeratotic hyperkeratosis, melanomacrophages, and co-infection with Microsporum sp. and Trichophyton sp. were observed. InL. infantum infected, the histopathological findings included chronic granulomatous inflammatory infiltrates and structures compatible with amastigotes. Despite the low frequency of T. caninum infection, our findings suggest that this trypanosomatid, unlike L. infantum, does not cause any macroscopic skin abnormalities.Toxoplasma gondii is an apicomplexan protozoan that is frequently found in both humans and animals worldwide. The aim of this review was to list important aspects of Toxoplasma gondii infection in cattle in Brazil. The frequency of occurrence of T. gondii antibodies in Brazilian cattle ranges from 1 to 89.1%, depending on the region evaluated, based on data from 1978 to 2018. However, some characteristics of T. gondii infection in cattle remain uncertain, such as the role of meat intake in transmitting the parasite to humans. Most information regarding T. gondii infection among Brazilian cattle is limited to evaluations of the frequency of occurrence of antibodies. About 70% of the diagnoses of infection in these ruminants in Brazil are made via the indirect fluorescence antibody test (IFAT). Nevertheless, little is known about the population structure of this protozoan in cattle. It is necessary to expand the studies on toxoplasmosis in cattle, in order to better understand T. gondii infection in these animals and its implications for Brazilian public health.
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  • In the era of personalised therapies, liquid biopsy is considered an important diagnostic tool in the clinical management of cancer patients. Tissue specimen represents the gold standard for molecular evaluation of specific gene targets alterations that lead cancer patients to benefit of a "tailed therapy" based on molecular features of the tumour. This innovative source of nucleic acids was introduced in clinical setting only for non-small-cell lung cancer (NSCLC) patients to test epidermal grow factor receptor (EGFR) mutations when tissue is not available for a number of reasons (difficult access to the lesion, the presence of other disabling pathologies, especially in elderly patients, rejection by the patient, etcetera) or to monitor acquired resistance mutation after a first line of treatment. The present study aimed at assessing the diagnostic potential of liquid biopsy in balanced tertiary screening modelling. The cases relating to 5 years of activity regarding to molecular diagnostics performed on liq the characteristics of the patients with mutations will drive a further estimate in tertiary prevention screening designs.The SIML Position Paper dedicated to asbestos (PPA) is addressed (mainly) to competent practitioners (CP) for the purposes to provide a guidance about a set of items classified as markedly interesting the actuality of asbestos exposure and the evaluation of the related risk; the diagnosis of the asbestos related diseases; the shape of the risk functions (namely about mesotheliomas); the causal relationship between exposure and disease; the medical surveillance of the workers currently and previously exposed. The scientific literature doesn't acknowledge the idea that nowadays in Italy the frequency of pleural mesotheliomas deriving from environmental asbestos from outdoor sources exposures is really a relevant item. Inside the SIML PPA the chapter concerning industrial hygiene and environmental monitoring themes shows inaccuracies and deficiencies, so resulting of scarce utility for the CPs that should be called for a more cooperative role in front of the employers. The arguments of the diagnosis of the asbestos related diseases is developed with an undue emphasis upon the differential histological diagnosis of asbestosis and, especially, of pleural mesothelioma nosographic aspects that hardly are posed to the attention of the CP. A similar emphasis is posed towards the shape of the risk function for pleural mesothelioma, a theme absent from the current practice of the CP such as of other occupational practitioners. In conclusion, next to themes of undoubted interest for the PC, the SIML PPA dwells on the scrutiny of some topics representing critical elements of the current contrast between consultants and valuers in the context of criminal prosecutions subjects having forensic relevance but far from the "application actuality" for the CP invoked in the PPA. A greater transparency, last but not least, was to have been posed, inside the SIML PPA, in the disclosure of the conflict of interests (COIs) of some Authors, declaring their consultancy in favour of companies.The rules for distributing public resources for healthcare among Italian Regions are the subject of heated discussions every year among the Regions themselves. The factors of convenience with respect to those of justice very often prevail in the discussion. To think about what the best solution would be, it would be necessary to deepen the theories of justice, from utilitarianism to contractualism, from liberalism to economic egalitarianism. In any case, it would be advisable for the political choice of the allotment criteria to be made "under the veil of ignorance", i.e., independently of pure convenience. The analysis of the current division shows that the factor that practically explains the totality of the differences is the average age of the regional populations, while it does not seem to be associated with both economic and epidemiological indicators.OBJECTIVES to evaluate the implementation of an integrated care model for thyroid disease on thyroid surgery at the University Hospital "Federico II" of Naples (Campania Region, Southern Italy). DESIGN quasi-experimental design employing an interrupted time series analysis. SETTING AND PARTICIPANTS all subjects who were admitted to the University Hospital "Federico II" for thyroid surgery between January 2008 and December 2018. The integrated care model for thyroid disease was implemented starting from January 2016. MAIN OUTCOME MEASURES rate of partial thyroidectomies over all thyroidectomies; rate of diagnosed thyroid cancers over all diagnosed thyroid tumours; length of stay (LOS). Differences pre- and post-interventions were assessed employing Poisson (for count outcomes) and linear (for continuous outcomes) regression models. Models were adjusted for age, gender, tumour diagnosis (none, benign, malignant), Charlson index, and discharge month. RESULTS data on 4,233 thyroidectomies were included. There waser, this intervention had no impact in reducing the rate of total thyroidectomies.OBJECTIVES to describe frequency, characteristics, and consequences of intentional injuries due to interpersonal violence visited at the Emergency Rooms of Udine and Cividale del Friuli (Friuli Venezia Giulia Region, North-Eastern Italy). https://www.selleckchem.com/products/pk11007.html DESIGN analysis of the administrative database of the Emergency Department. SETTING AND PARTICIPANTS in the two Emergency Departments of Udine and Cividale del Friuli, serving a 250,000-inhabitant area, all the visits due to injuries from interpersonal violence in the years 2015-2017 were analysed. MAIN OUTCOME MEASURES number of visits because of injuries from interpersonal violence, distribution of demographic characteristics of patients, of characteristics of the events (place of occurrence, mechanism, relation with patient's occupation, involvement of persons known to the victims), of consequences (discharge diagnosis, Emergency Department management times). RESULTS in three years, 1,741 visits of violence victims were recorded in the Emergency Department of the Udine area; 8.
    In the era of personalised therapies, liquid biopsy is considered an important diagnostic tool in the clinical management of cancer patients. Tissue specimen represents the gold standard for molecular evaluation of specific gene targets alterations that lead cancer patients to benefit of a "tailed therapy" based on molecular features of the tumour. This innovative source of nucleic acids was introduced in clinical setting only for non-small-cell lung cancer (NSCLC) patients to test epidermal grow factor receptor (EGFR) mutations when tissue is not available for a number of reasons (difficult access to the lesion, the presence of other disabling pathologies, especially in elderly patients, rejection by the patient, etcetera) or to monitor acquired resistance mutation after a first line of treatment. The present study aimed at assessing the diagnostic potential of liquid biopsy in balanced tertiary screening modelling. The cases relating to 5 years of activity regarding to molecular diagnostics performed on liq the characteristics of the patients with mutations will drive a further estimate in tertiary prevention screening designs.The SIML Position Paper dedicated to asbestos (PPA) is addressed (mainly) to competent practitioners (CP) for the purposes to provide a guidance about a set of items classified as markedly interesting the actuality of asbestos exposure and the evaluation of the related risk; the diagnosis of the asbestos related diseases; the shape of the risk functions (namely about mesotheliomas); the causal relationship between exposure and disease; the medical surveillance of the workers currently and previously exposed. The scientific literature doesn't acknowledge the idea that nowadays in Italy the frequency of pleural mesotheliomas deriving from environmental asbestos from outdoor sources exposures is really a relevant item. Inside the SIML PPA the chapter concerning industrial hygiene and environmental monitoring themes shows inaccuracies and deficiencies, so resulting of scarce utility for the CPs that should be called for a more cooperative role in front of the employers. The arguments of the diagnosis of the asbestos related diseases is developed with an undue emphasis upon the differential histological diagnosis of asbestosis and, especially, of pleural mesothelioma nosographic aspects that hardly are posed to the attention of the CP. A similar emphasis is posed towards the shape of the risk function for pleural mesothelioma, a theme absent from the current practice of the CP such as of other occupational practitioners. In conclusion, next to themes of undoubted interest for the PC, the SIML PPA dwells on the scrutiny of some topics representing critical elements of the current contrast between consultants and valuers in the context of criminal prosecutions subjects having forensic relevance but far from the "application actuality" for the CP invoked in the PPA. A greater transparency, last but not least, was to have been posed, inside the SIML PPA, in the disclosure of the conflict of interests (COIs) of some Authors, declaring their consultancy in favour of companies.The rules for distributing public resources for healthcare among Italian Regions are the subject of heated discussions every year among the Regions themselves. The factors of convenience with respect to those of justice very often prevail in the discussion. To think about what the best solution would be, it would be necessary to deepen the theories of justice, from utilitarianism to contractualism, from liberalism to economic egalitarianism. In any case, it would be advisable for the political choice of the allotment criteria to be made "under the veil of ignorance", i.e., independently of pure convenience. The analysis of the current division shows that the factor that practically explains the totality of the differences is the average age of the regional populations, while it does not seem to be associated with both economic and epidemiological indicators.OBJECTIVES to evaluate the implementation of an integrated care model for thyroid disease on thyroid surgery at the University Hospital "Federico II" of Naples (Campania Region, Southern Italy). DESIGN quasi-experimental design employing an interrupted time series analysis. SETTING AND PARTICIPANTS all subjects who were admitted to the University Hospital "Federico II" for thyroid surgery between January 2008 and December 2018. The integrated care model for thyroid disease was implemented starting from January 2016. MAIN OUTCOME MEASURES rate of partial thyroidectomies over all thyroidectomies; rate of diagnosed thyroid cancers over all diagnosed thyroid tumours; length of stay (LOS). Differences pre- and post-interventions were assessed employing Poisson (for count outcomes) and linear (for continuous outcomes) regression models. Models were adjusted for age, gender, tumour diagnosis (none, benign, malignant), Charlson index, and discharge month. RESULTS data on 4,233 thyroidectomies were included. There waser, this intervention had no impact in reducing the rate of total thyroidectomies.OBJECTIVES to describe frequency, characteristics, and consequences of intentional injuries due to interpersonal violence visited at the Emergency Rooms of Udine and Cividale del Friuli (Friuli Venezia Giulia Region, North-Eastern Italy). https://www.selleckchem.com/products/pk11007.html DESIGN analysis of the administrative database of the Emergency Department. SETTING AND PARTICIPANTS in the two Emergency Departments of Udine and Cividale del Friuli, serving a 250,000-inhabitant area, all the visits due to injuries from interpersonal violence in the years 2015-2017 were analysed. MAIN OUTCOME MEASURES number of visits because of injuries from interpersonal violence, distribution of demographic characteristics of patients, of characteristics of the events (place of occurrence, mechanism, relation with patient's occupation, involvement of persons known to the victims), of consequences (discharge diagnosis, Emergency Department management times). RESULTS in three years, 1,741 visits of violence victims were recorded in the Emergency Department of the Udine area; 8.
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  • Sin diferencia significativa entre los grupos en relación con curación ni resultado funcional. Sin embargo, hay una diferencia estadísticamente significativa entre aquellos pacientes que recibieron tratamiento antibiótico vía oral antes del diagnóstico y aquéllos que no ** recibieron. CONCLUSIÓN La tasa de curación es similar en los tratados con recambio en un tiempo y recambio en dos tiempos. No pudimos demostrar superioridad en los resultados funcionales entre los dos grupos.in English, Spanish INTRODUCCIÓN La lesión de la sindesmosis tibioperonea se presenta por ** regular acompañada de la fractura de los maléolos ya sea medial o lateral, muy rara vez la sindesmosis puede lesionarse sin que exista una fractura de alguna de las estructuras óseas que conforman el tobillo, representa alrededor de 1% de todas las lesiones. Al ser muy raras, no se diagnostican en el evento agudo y suelen tratarse como un simple esguince de tobillo. MATERIAL Y MÉTODOS Serie de casos con lesión de la sindesmosis sin fractura de tobillo, tratadas con colocación de doble tornillo situacional, apoyo diferido y retiro de los implantes a los dos meses. Posteriormente, a los seis meses de la cirugía inicial se aplica el test de inestabilidad de tobillo de Cumberland (CAIT), el cual cuenta con nueve reactivos donde se mide el grado de inestabilidad del tobillo. RESULTADOS Durante un año se detectaron cuatro casos de lesión de la sindesmosis sin fractura de un total de 349 casos quirúrgicos tratados en el hospital, exclusivamente en pacientes masculinos, todos ellos menores de 40 años. Seis meses después de la cirugía se aplicó el CAIT encontrando una inestabilidad residual en 100% de los casos tratados, algunos en mayor medida que los demás. DISCUSIÓN Este resultado es poco alentador y nos hace reconsiderar el tratamiento establecido para mejorar la estabilidad final del tobillo.in English, Spanish INTRODUCCIÓN Las alteraciones de la huella plantar en el niño es causa de preocupación en los padres de familia. OBJETIVO Determinar la frecuencia de alteraciones de la huella plantar en escolares. Determinar si existe relación entre el sobrepeso y la obesidad con la presencia de alteraciones de la huella plantar. MATERIAL Y MÉTODOS Estudio observacional, transversal y prospectivo. Se evaluaron 959 escolares de seis a 13 años de edad. Se registró peso, talla, índice de masa corporal para la edad. La huella plantar se catalogó en pie plano y pie cavo utilizando el índice del arco. https://www.selleckchem.com/products/tak-715.html Para el análisis y comparación estadística se utilizó el programa SPSS versión 24 con las pruebas 2 y ANOVA. RESULTADOS Se revisaron 530 niños (55.3%) y 429 niñas (44.7%). La media de edad fue de 8.97 años. Se observaron 182 niños (19%) con alteración de la huella plantar, 42.3% con pie plano y 57.7% con pie cavo. Ninguno mostró sintomatología del pie. Ciento treinta y un niños tenían sobrepeso y 52 obesidad, sin influir en la presencia de alguna alteración de la huella plantar (p = 0.20). La relación de pie plano fue mayor en los hombres (2.51) y de pie cavo fue mayor en las mujeres (1.31). CONCLUSIONES En nuestro grupo de estudio se encontró mayor prevalencia del pie cavo en comparación con el pie plano. El peso corporal no influyó en las alteraciones de la huella plantar.in English, Spanish INTRODUCCIÓN Se creó el programa HAISS (Herramienta de Aprendizaje ISS) para mejorar la factibilidad y aprendizaje de las escalas de gravedad en trauma AIS (Abbreviated Injury Score) e ISS (Injury Severity Score). OBJETIVO Obtener una herramienta de computación que promueva el aprendizaje y facilite el uso adecuado de las escalas AIS e ISS. MATERIAL Y MÉTODOS Se toma una muestra de 40 residentes de primero a cuarto grado de ortopedia de cuatro hospitales de la Secretaría de Salud. Se realizó un estudio longitudinal prospectivo con estadística analítica. Se entregaron 10 casos clínicos para obtención de ISS mediante la escala AIS, se utilizó el manual AIS 2005 actualización 2008, se plantearon dos preguntas para evaluar facilidad de uso y factibilidad, se midió el tiempo de realización. Se repitió el proceso al mes con el programa HAISS. RESULTADOS Con ayuda del programa HAISS se redujo el tiempo para resolver los 10 casos en más de 50%, la aceptación por parte del usuario de la escala AIS también mejoró. La fiabilidad de obtener la codificación de las lesiones con AIS no mejoró, pero no se ve afectada la obtención del ISS. CONCLUSIONES El programa HAISS mostró aceptación en un grupo de residentes de ortopedia, mejoró en forma subjetiva su uso y además ocupa poco tiempo.in English, Spanish INTRODUCCIÓN Los hallazgos en resonancia magnética (IRM) presentan una adecuada sensibilidad y especificidad para el diagnóstico de capsulitis adhesiva; sin embargo, existe una baja correlación diagnóstica entre la interpretación realizada en los centros de imagenología y la de la clínica de reconstrucción articular y los hallazgos quirúrgicos. OBJETIVO Conocer la correlación del diagnóstico de capsulitis adhesiva por IRM entre centros de imagenología y la clínica de reconstrucción articular con posterior comprobación quirúrgica. MATERIAL Y MÉTODOS Estudio retrospectivo, observacional y comparativo en un grupo de 41 pacientes con diagnóstico de capsulitis adhesiva, comparando la concordancia de los reportes de IRM de distintos centros de imagenología y la clínica de reconstrucción articular, se corroboró quirúrgicamente en 10 casos. Se determinó el índice entre ambas interpretaciones y los hallazgos quirúrgicos. RESULTADOS La concordancia de los reportes analizados por el cirujano de hombro de la clínica de reconstrucción articular y los reportes de los centros de imagenología fue baja con un índice de 0.12, en todos los casos quirúrgicos se corroboró la presencia de capsulitis adhesiva, el índice con los reportes de los centros de imagenología fue de 0.10. CONCLUSIÓN Los hallazgos en la IRM descritos en la literatura son confiables para el diagnóstico capsulitis adhesiva. La baja concordancia con los centros de imagenología nos orienta a pensar que es una entidad subdiagnosticada por esas instituciones.
    Sin diferencia significativa entre los grupos en relación con curación ni resultado funcional. Sin embargo, hay una diferencia estadísticamente significativa entre aquellos pacientes que recibieron tratamiento antibiótico vía oral antes del diagnóstico y aquéllos que no lo recibieron. CONCLUSIÓN La tasa de curación es similar en los tratados con recambio en un tiempo y recambio en dos tiempos. No pudimos demostrar superioridad en los resultados funcionales entre los dos grupos.in English, Spanish INTRODUCCIÓN La lesión de la sindesmosis tibioperonea se presenta por lo regular acompañada de la fractura de los maléolos ya sea medial o lateral, muy rara vez la sindesmosis puede lesionarse sin que exista una fractura de alguna de las estructuras óseas que conforman el tobillo, representa alrededor de 1% de todas las lesiones. Al ser muy raras, no se diagnostican en el evento agudo y suelen tratarse como un simple esguince de tobillo. MATERIAL Y MÉTODOS Serie de casos con lesión de la sindesmosis sin fractura de tobillo, tratadas con colocación de doble tornillo situacional, apoyo diferido y retiro de los implantes a los dos meses. Posteriormente, a los seis meses de la cirugía inicial se aplica el test de inestabilidad de tobillo de Cumberland (CAIT), el cual cuenta con nueve reactivos donde se mide el grado de inestabilidad del tobillo. RESULTADOS Durante un año se detectaron cuatro casos de lesión de la sindesmosis sin fractura de un total de 349 casos quirúrgicos tratados en el hospital, exclusivamente en pacientes masculinos, todos ellos menores de 40 años. Seis meses después de la cirugía se aplicó el CAIT encontrando una inestabilidad residual en 100% de los casos tratados, algunos en mayor medida que los demás. DISCUSIÓN Este resultado es poco alentador y nos hace reconsiderar el tratamiento establecido para mejorar la estabilidad final del tobillo.in English, Spanish INTRODUCCIÓN Las alteraciones de la huella plantar en el niño es causa de preocupación en los padres de familia. OBJETIVO Determinar la frecuencia de alteraciones de la huella plantar en escolares. Determinar si existe relación entre el sobrepeso y la obesidad con la presencia de alteraciones de la huella plantar. MATERIAL Y MÉTODOS Estudio observacional, transversal y prospectivo. Se evaluaron 959 escolares de seis a 13 años de edad. Se registró peso, talla, índice de masa corporal para la edad. La huella plantar se catalogó en pie plano y pie cavo utilizando el índice del arco. https://www.selleckchem.com/products/tak-715.html Para el análisis y comparación estadística se utilizó el programa SPSS versión 24 con las pruebas 2 y ANOVA. RESULTADOS Se revisaron 530 niños (55.3%) y 429 niñas (44.7%). La media de edad fue de 8.97 años. Se observaron 182 niños (19%) con alteración de la huella plantar, 42.3% con pie plano y 57.7% con pie cavo. Ninguno mostró sintomatología del pie. Ciento treinta y un niños tenían sobrepeso y 52 obesidad, sin influir en la presencia de alguna alteración de la huella plantar (p = 0.20). La relación de pie plano fue mayor en los hombres (2.51) y de pie cavo fue mayor en las mujeres (1.31). CONCLUSIONES En nuestro grupo de estudio se encontró mayor prevalencia del pie cavo en comparación con el pie plano. El peso corporal no influyó en las alteraciones de la huella plantar.in English, Spanish INTRODUCCIÓN Se creó el programa HAISS (Herramienta de Aprendizaje ISS) para mejorar la factibilidad y aprendizaje de las escalas de gravedad en trauma AIS (Abbreviated Injury Score) e ISS (Injury Severity Score). OBJETIVO Obtener una herramienta de computación que promueva el aprendizaje y facilite el uso adecuado de las escalas AIS e ISS. MATERIAL Y MÉTODOS Se toma una muestra de 40 residentes de primero a cuarto grado de ortopedia de cuatro hospitales de la Secretaría de Salud. Se realizó un estudio longitudinal prospectivo con estadística analítica. Se entregaron 10 casos clínicos para obtención de ISS mediante la escala AIS, se utilizó el manual AIS 2005 actualización 2008, se plantearon dos preguntas para evaluar facilidad de uso y factibilidad, se midió el tiempo de realización. Se repitió el proceso al mes con el programa HAISS. RESULTADOS Con ayuda del programa HAISS se redujo el tiempo para resolver los 10 casos en más de 50%, la aceptación por parte del usuario de la escala AIS también mejoró. La fiabilidad de obtener la codificación de las lesiones con AIS no mejoró, pero no se ve afectada la obtención del ISS. CONCLUSIONES El programa HAISS mostró aceptación en un grupo de residentes de ortopedia, mejoró en forma subjetiva su uso y además ocupa poco tiempo.in English, Spanish INTRODUCCIÓN Los hallazgos en resonancia magnética (IRM) presentan una adecuada sensibilidad y especificidad para el diagnóstico de capsulitis adhesiva; sin embargo, existe una baja correlación diagnóstica entre la interpretación realizada en los centros de imagenología y la de la clínica de reconstrucción articular y los hallazgos quirúrgicos. OBJETIVO Conocer la correlación del diagnóstico de capsulitis adhesiva por IRM entre centros de imagenología y la clínica de reconstrucción articular con posterior comprobación quirúrgica. MATERIAL Y MÉTODOS Estudio retrospectivo, observacional y comparativo en un grupo de 41 pacientes con diagnóstico de capsulitis adhesiva, comparando la concordancia de los reportes de IRM de distintos centros de imagenología y la clínica de reconstrucción articular, se corroboró quirúrgicamente en 10 casos. Se determinó el índice entre ambas interpretaciones y los hallazgos quirúrgicos. RESULTADOS La concordancia de los reportes analizados por el cirujano de hombro de la clínica de reconstrucción articular y los reportes de los centros de imagenología fue baja con un índice de 0.12, en todos los casos quirúrgicos se corroboró la presencia de capsulitis adhesiva, el índice con los reportes de los centros de imagenología fue de 0.10. CONCLUSIÓN Los hallazgos en la IRM descritos en la literatura son confiables para el diagnóstico capsulitis adhesiva. La baja concordancia con los centros de imagenología nos orienta a pensar que es una entidad subdiagnosticada por esas instituciones.
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  • Finally, 3DPB shields have been used during the treatment of seven patients' skin lesions. Results 10 and 15 mm of 3DPB were sufficient to shield 6 and 9 MeV electrons by 95%, respectively. The 3DPB and lead shields had nearly identical beam widths (within 1%). Output factors were on average within 0.8% for bronze shields and 1.2% for lead shields relative to an unshielded field. The skin enhancement for bronze was higher than for lead by an average of 6.3%. Phantom measurements using 3DPB shields generally showed less than 3% transmission of the primary beam under the 3DPB shield. The patients' shields fit as designed and were all deemed clinically acceptable by their physicians. Conclusions The 3DPB shields fit better than lead shields, are easier to design and manufacture, and have similar dosimetric properties. 3DPB shields are a viable clinical option for patient-specific superficial shielding.Objective The objective of this study was to evaluate the efficacy and safety of a modified surgical approach for the treatment of temporal lobe epilepsy secondary to hippocampal sclerosis (HS). This modified approach, called temporopolar amygdalohippocampectomy (TP-AH), includes a transsylvian resection of the temporal pole and subsequent amygdalohippocampectomy utilizing the limen insula as an anatomical landmark. Methods A total of 61 patients who were diagnosed with HS and underwent TP-AH between 2013 and 2017 were enrolled. Patients performed pre- and postoperative diffusion tensor imaging and were classified according to Engel's scale for seizure control. To evaluate the functional preservation of the temporal stem white-matter fiber tracts, the authors analyzed postoperative Humphrey perimetries and pre- and postoperative neurocognitive performance (Rey Auditory Verbal Learning Test [RAVLT], Weschler Memory Scale-Revised [WMS-R], intelligence quotient [IQ], Boston Naming Test [BNT], and semantic and phbe approaches, with a tendency to preserve the temporal stem and a satisfactory incidence of VFD. Despite a significant decline in verbal memory, there were significant improvements in both IQ and visual memory, along with preservation of executive function. This approach can be considered a natural evolution of the selective transsylvian approach.Radiotherapy is a key component in the multidisciplinary treatment of skin cancers, used in definitive management of selected nonmelanomatous skin cancers and as an adjunct treatment in high-risk cases. Understanding the role of radiotherapy in nonmelanoma skin cancers is increasingly important as their incidence continues to rise. This article provides an overview of risk factors associated with nonmelanomatous skin cancers and the principles of both definitive and adjuvant radiotherapy.Chromatin readers are important intermediaries linking epigenetic information and biological phenotypes. Many diseases are caused by mutations in epigenetic readers. Recently, a study by Wan et al. uncovered that cancer-associated mutations promote self-association of eleven-nineteen-leukemia protein (ENL), leading to abnormal condensates, elevated gene expression, and impaired cell fate determination.The RAS oncoprotein drives elevated macropinocytosis, a metabolic process essential for cancer growth. A recent study by Ramirez et al. elucidated a mechanism whereby RAS controls V-ATPase association with the plasma membrane to drive RAC1 GTPase-dependent macropinocytosis. Potentially actionable targets to disrupt this RAS-dependent nutrient acquisition pathway were identified.The transformative effect of oxygen on conventional x-ray radiotherapy has long been known, with the presence of molecular oxygen boosting treatment efficacy multi-fold. This effect is present too in charged particle therapy, but the boosting potential decreases with increasing linear energy transfer of the incident radiation. With particle modalities such as proton therapy becoming common-place and emerging technologies like carbon-ion therapy on the horizon, it is pertinent to address the additive dose boost gained from molecular oxygen with high energy radiation, and the implications of this for dose planning. This work establishes an empirical model for oxygen enhancement across the radiotherapy energy spectrum, and discusses implications of this for therapy.High-risk nonmelanoma skin cancers of the head and neck may be identified through a variety of tumor risk factors, including location on the lips or ears, size > 2 cm, recurrence, patient immunocompromised status, poor tumor differentiation, > 6 mm thickness, Clark level V depth of invasion, and presence of perineural spread. Surgical excision is the mainstay of treatment, with Mohs' micrographic surgery typically preferred to standard surgical excision. When reconstructing these defects, ensuring negative margins is of utmost importance and delaying reconstruction until confirmation of margins is recommended. Attention to the impact of immunosuppression and adjunct radiation therapy on wound healing is important for an optimal cosmetic outcome. https://www.selleckchem.com/products/vacuolin-1.html As with all high-risk cancer patients, close follow-up and surveillance of these patients is imperative.Health-related quality of life (HRQOL) is an important measure of patient experience before, during, and after treatment for skin cancers. Over the past 20 years, a variety of generic as well as disease-specific HRQOL instruments have been developed to assess clinical outcomes. Clinical trials have increasingly focused on using HRQOL instruments as outcome measures. Patients with both cutaneous melanoma and nonmelanotic skin cancers have been found to experience improvement in HRQOL following surgical treatment and reconstruction. Individual demographic variables may further predict experience within each of these groups. Increasing use of HRQOL instruments in future studies comparing skin cancer treatments will allow physicians to better understand and optimize patient experiences.Background In the previous decade, abuse of several types of prescription drugs, particularly anxiolytics, opioid analgesics, and stimulants has increased significantly worldwide. Methylphenidate (MPH) and Alprazolam (ALZ) are extensively used drugs for the treatment of attention deficit hyperactivity disorder (ADHD) and anxiety disorders, respectively. However, these drugs have a high risk of being misused or abused alone, and their combination in some peculiar cases has shown their deleterious effects. In this study, we evaluated the extent of damage both these drugs (MPH and ALZ) may cause in the brain at different dosages. Methods Female Wistar rats were administered with MPH (10, 20, 40mg/kg) and ALZ (5, 10, 20mg/kg) alone and in combination. Following the treatment, neurobehavioral studies were conducted, and later brain tissue was removed for studying the extent of oxidative stress and inflammation in the hippocampus and cortex region of the brain. Further histopathological parameters, along with neurotransmitter levels, were also assessed.
    Finally, 3DPB shields have been used during the treatment of seven patients' skin lesions. Results 10 and 15 mm of 3DPB were sufficient to shield 6 and 9 MeV electrons by 95%, respectively. The 3DPB and lead shields had nearly identical beam widths (within 1%). Output factors were on average within 0.8% for bronze shields and 1.2% for lead shields relative to an unshielded field. The skin enhancement for bronze was higher than for lead by an average of 6.3%. Phantom measurements using 3DPB shields generally showed less than 3% transmission of the primary beam under the 3DPB shield. The patients' shields fit as designed and were all deemed clinically acceptable by their physicians. Conclusions The 3DPB shields fit better than lead shields, are easier to design and manufacture, and have similar dosimetric properties. 3DPB shields are a viable clinical option for patient-specific superficial shielding.Objective The objective of this study was to evaluate the efficacy and safety of a modified surgical approach for the treatment of temporal lobe epilepsy secondary to hippocampal sclerosis (HS). This modified approach, called temporopolar amygdalohippocampectomy (TP-AH), includes a transsylvian resection of the temporal pole and subsequent amygdalohippocampectomy utilizing the limen insula as an anatomical landmark. Methods A total of 61 patients who were diagnosed with HS and underwent TP-AH between 2013 and 2017 were enrolled. Patients performed pre- and postoperative diffusion tensor imaging and were classified according to Engel's scale for seizure control. To evaluate the functional preservation of the temporal stem white-matter fiber tracts, the authors analyzed postoperative Humphrey perimetries and pre- and postoperative neurocognitive performance (Rey Auditory Verbal Learning Test [RAVLT], Weschler Memory Scale-Revised [WMS-R], intelligence quotient [IQ], Boston Naming Test [BNT], and semantic and phbe approaches, with a tendency to preserve the temporal stem and a satisfactory incidence of VFD. Despite a significant decline in verbal memory, there were significant improvements in both IQ and visual memory, along with preservation of executive function. This approach can be considered a natural evolution of the selective transsylvian approach.Radiotherapy is a key component in the multidisciplinary treatment of skin cancers, used in definitive management of selected nonmelanomatous skin cancers and as an adjunct treatment in high-risk cases. Understanding the role of radiotherapy in nonmelanoma skin cancers is increasingly important as their incidence continues to rise. This article provides an overview of risk factors associated with nonmelanomatous skin cancers and the principles of both definitive and adjuvant radiotherapy.Chromatin readers are important intermediaries linking epigenetic information and biological phenotypes. Many diseases are caused by mutations in epigenetic readers. Recently, a study by Wan et al. uncovered that cancer-associated mutations promote self-association of eleven-nineteen-leukemia protein (ENL), leading to abnormal condensates, elevated gene expression, and impaired cell fate determination.The RAS oncoprotein drives elevated macropinocytosis, a metabolic process essential for cancer growth. A recent study by Ramirez et al. elucidated a mechanism whereby RAS controls V-ATPase association with the plasma membrane to drive RAC1 GTPase-dependent macropinocytosis. Potentially actionable targets to disrupt this RAS-dependent nutrient acquisition pathway were identified.The transformative effect of oxygen on conventional x-ray radiotherapy has long been known, with the presence of molecular oxygen boosting treatment efficacy multi-fold. This effect is present too in charged particle therapy, but the boosting potential decreases with increasing linear energy transfer of the incident radiation. With particle modalities such as proton therapy becoming common-place and emerging technologies like carbon-ion therapy on the horizon, it is pertinent to address the additive dose boost gained from molecular oxygen with high energy radiation, and the implications of this for dose planning. This work establishes an empirical model for oxygen enhancement across the radiotherapy energy spectrum, and discusses implications of this for therapy.High-risk nonmelanoma skin cancers of the head and neck may be identified through a variety of tumor risk factors, including location on the lips or ears, size > 2 cm, recurrence, patient immunocompromised status, poor tumor differentiation, > 6 mm thickness, Clark level V depth of invasion, and presence of perineural spread. Surgical excision is the mainstay of treatment, with Mohs' micrographic surgery typically preferred to standard surgical excision. When reconstructing these defects, ensuring negative margins is of utmost importance and delaying reconstruction until confirmation of margins is recommended. Attention to the impact of immunosuppression and adjunct radiation therapy on wound healing is important for an optimal cosmetic outcome. https://www.selleckchem.com/products/vacuolin-1.html As with all high-risk cancer patients, close follow-up and surveillance of these patients is imperative.Health-related quality of life (HRQOL) is an important measure of patient experience before, during, and after treatment for skin cancers. Over the past 20 years, a variety of generic as well as disease-specific HRQOL instruments have been developed to assess clinical outcomes. Clinical trials have increasingly focused on using HRQOL instruments as outcome measures. Patients with both cutaneous melanoma and nonmelanotic skin cancers have been found to experience improvement in HRQOL following surgical treatment and reconstruction. Individual demographic variables may further predict experience within each of these groups. Increasing use of HRQOL instruments in future studies comparing skin cancer treatments will allow physicians to better understand and optimize patient experiences.Background In the previous decade, abuse of several types of prescription drugs, particularly anxiolytics, opioid analgesics, and stimulants has increased significantly worldwide. Methylphenidate (MPH) and Alprazolam (ALZ) are extensively used drugs for the treatment of attention deficit hyperactivity disorder (ADHD) and anxiety disorders, respectively. However, these drugs have a high risk of being misused or abused alone, and their combination in some peculiar cases has shown their deleterious effects. In this study, we evaluated the extent of damage both these drugs (MPH and ALZ) may cause in the brain at different dosages. Methods Female Wistar rats were administered with MPH (10, 20, 40mg/kg) and ALZ (5, 10, 20mg/kg) alone and in combination. Following the treatment, neurobehavioral studies were conducted, and later brain tissue was removed for studying the extent of oxidative stress and inflammation in the hippocampus and cortex region of the brain. Further histopathological parameters, along with neurotransmitter levels, were also assessed.
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  • Parkinson disease (PD) is a debilitating neurological condition that includes both motor symptoms and nonmotor symptoms (NMS). Psychiatric complaints comprise NMS and are collectively referred to as neuropsychiatric manifestations. Common findings include atypical depressive symptoms, anxiety, psychosis, impulse control disorder, deterioration of cognition, and sleep disturbances. Quality of life (QoL) of patients suffering from NMS is greatly impacted and many times can be more debilitating than motor symptoms of PD. We expand on knowledge gained from treatment models within a comprehensive care model that incorporates multidisciplinary specialists working alongside psychiatrists to treat PD. Insight into background, clinical presentations, and treatment options for patients suffering from neuropsychiatric manifestations of PD are discussed. Identifying symptoms early can help improve QoL, provide early symptom relief, and can assist tailoring treatment plans that limit neuropsychiatric manifestations.BACKGROUND Acute kidney injury (AKI) is common among cardiac arrest survivors. However, the outcomes and predictors are not well studied. METHODS This is a cohort study of cardiac arrest patients enrolled from January 2012 to December 2016 who were able to survive for 24 hours post-cardiopulmonary resuscitation. Patients with anuria, chronic kidney disease (stage 5), and end-stage renal disease were excluded. Acute kidney injury (stage 1) or higher was defined using Kidney Disease Improving Global Outcomes classification. Multivariable adjusted regression models were used to compute hazard ratio (HR) for association of AKI with risk of mortality and odds ratio (OR) with risk of poor neurological outcomes after adjusting for demographics, comorbidities, and medical therapy. Multivariable logistic regression model was used to compute OR for association of various predictors with AKI. RESULTS Of 842 cardiac arrest survivors, 588 (69.8%) developed AKI. Among AKI patients, 69.4% died compared with 52.0% among non-AKI patients. In multivariable adjusted Cox proportional hazard model, development of AKI post-cardiac arrest was significantly associated with mortality (HR 1.35; 95% confidence interval [CI] 1.07-1.71, P = .01) and poor neurological outcomes defined as cerebral performance category >2 (OR 2.27; 95% CI 1.45-3.57, P 3 (OR 2.22; 95% CI 1.43-3.45, P less then .001). Postdischarge dialysis was also associated with increased risk of mortality (HR 2.57; 95% CI 1.57-4.23, P less then .001). Use of vasopressors was strongly associated with development of AKI and continued need for postdischarge dialysis. CONCLUSIONS Acute kidney injury was associated with increased risk of mortality and poor neurological outcomes. There is need for further studies to prevent AKI in cardiac arrest survivors.PURPOSE In acute renal injury, diuretics are widely considered to be harmful. Nevertheless, they are used frequently after kidney transplantation. https://www.selleckchem.com/products/ljh685.html We hypothesized that diuretics administered in the early postoperative treatment after kidney transplantation increase the incidence of delayed graft function (DGF). METHODS In this monocentric, retrospective cohort analysis, we screened the closed files of all consecutive patients who underwent kidney transplantation from 2011 to 2017. The outcome variable was DGF, defined as at least 1 hemodialysis within 7 days postoperatively. To stratify for baseline characteristics such as waiting time or cold ischemic period, we employed a propensity score-matched analysis. Further statistical processing included basic descriptive statistics, Mann-Whitney U test, and binary logistic regression analysis. RESULTS The unmatched cohort included 445 patients and showed a significantly increased rate of DGF for patients who received either furosemide or mannitol or a combination of both (5% vs 25%; P less then .001). Mannitol (odds ratio [OR] 4.094) and furosemide (OR 2.915) showed a significant correlation with DGF in the multivariate regression analysis. Propensity score-based matching resulted in a matched cohort of 214 patients with balanced baseline risk variables. In this matched cohort, the rate of DGF was significantly increased in patients who received diuretics in the early postoperative treatment (7% vs 16%; P = .031). CONCLUSION Our results show that postoperatively administered diuretics are associated with an increased rate of DGF even in a cohort with balanced preoperative risk variables. This study supports recently published reviews, which call diuretics in the transplantation process into question.Over the last few years, some novel researches in the field of medical science made a tendency to have a therapy without any complications or side-effects of the disease with the aid of prognosis about the behaviors of the substructure living biological cell. Regarding this issue, nonlinear frequency characteristics of substructure living biological cell in axons with attention to different size effect parameters based on generalized differential quadrature method is presented. Supporting the effects of surrounding cytoplasm and MAP Tau proteins are considered as nonlinear elastic foundation. The Substructure living biological cell are modeled as a moderately thick curved cylindrical nanoshell. The displacement- strain of nonlinearity via Von Karman nonlinear shell theory is obtained. Extended Hamilton's principle is used for obtaining nonlinear equations of the living biological cells and finally, GDQM and PA are presented to obtain large amplitude and nonlinear frequency information of the substructure living biological cell. Based on presented numerical results, increasing the nonlinear MAP tau protein parameter causes to improve the hardening behavior and increase the maximum amplitudes of resonant vibration of the microtubule. The crucial consequence is when the fixed boundary conditions in the microstructure switch to cantilevered, the living part of the cells could manage to have irrational feedback at the broad field of the excitation frequency. The current study has been made into the influences of the NSG parameters, geometrical and physical parameters on the instability of the curved microtubule employing continuum mechanics model.Communicated by Ramaswamy H. Sarma.
    Parkinson disease (PD) is a debilitating neurological condition that includes both motor symptoms and nonmotor symptoms (NMS). Psychiatric complaints comprise NMS and are collectively referred to as neuropsychiatric manifestations. Common findings include atypical depressive symptoms, anxiety, psychosis, impulse control disorder, deterioration of cognition, and sleep disturbances. Quality of life (QoL) of patients suffering from NMS is greatly impacted and many times can be more debilitating than motor symptoms of PD. We expand on knowledge gained from treatment models within a comprehensive care model that incorporates multidisciplinary specialists working alongside psychiatrists to treat PD. Insight into background, clinical presentations, and treatment options for patients suffering from neuropsychiatric manifestations of PD are discussed. Identifying symptoms early can help improve QoL, provide early symptom relief, and can assist tailoring treatment plans that limit neuropsychiatric manifestations.BACKGROUND Acute kidney injury (AKI) is common among cardiac arrest survivors. However, the outcomes and predictors are not well studied. METHODS This is a cohort study of cardiac arrest patients enrolled from January 2012 to December 2016 who were able to survive for 24 hours post-cardiopulmonary resuscitation. Patients with anuria, chronic kidney disease (stage 5), and end-stage renal disease were excluded. Acute kidney injury (stage 1) or higher was defined using Kidney Disease Improving Global Outcomes classification. Multivariable adjusted regression models were used to compute hazard ratio (HR) for association of AKI with risk of mortality and odds ratio (OR) with risk of poor neurological outcomes after adjusting for demographics, comorbidities, and medical therapy. Multivariable logistic regression model was used to compute OR for association of various predictors with AKI. RESULTS Of 842 cardiac arrest survivors, 588 (69.8%) developed AKI. Among AKI patients, 69.4% died compared with 52.0% among non-AKI patients. In multivariable adjusted Cox proportional hazard model, development of AKI post-cardiac arrest was significantly associated with mortality (HR 1.35; 95% confidence interval [CI] 1.07-1.71, P = .01) and poor neurological outcomes defined as cerebral performance category >2 (OR 2.27; 95% CI 1.45-3.57, P 3 (OR 2.22; 95% CI 1.43-3.45, P less then .001). Postdischarge dialysis was also associated with increased risk of mortality (HR 2.57; 95% CI 1.57-4.23, P less then .001). Use of vasopressors was strongly associated with development of AKI and continued need for postdischarge dialysis. CONCLUSIONS Acute kidney injury was associated with increased risk of mortality and poor neurological outcomes. There is need for further studies to prevent AKI in cardiac arrest survivors.PURPOSE In acute renal injury, diuretics are widely considered to be harmful. Nevertheless, they are used frequently after kidney transplantation. https://www.selleckchem.com/products/ljh685.html We hypothesized that diuretics administered in the early postoperative treatment after kidney transplantation increase the incidence of delayed graft function (DGF). METHODS In this monocentric, retrospective cohort analysis, we screened the closed files of all consecutive patients who underwent kidney transplantation from 2011 to 2017. The outcome variable was DGF, defined as at least 1 hemodialysis within 7 days postoperatively. To stratify for baseline characteristics such as waiting time or cold ischemic period, we employed a propensity score-matched analysis. Further statistical processing included basic descriptive statistics, Mann-Whitney U test, and binary logistic regression analysis. RESULTS The unmatched cohort included 445 patients and showed a significantly increased rate of DGF for patients who received either furosemide or mannitol or a combination of both (5% vs 25%; P less then .001). Mannitol (odds ratio [OR] 4.094) and furosemide (OR 2.915) showed a significant correlation with DGF in the multivariate regression analysis. Propensity score-based matching resulted in a matched cohort of 214 patients with balanced baseline risk variables. In this matched cohort, the rate of DGF was significantly increased in patients who received diuretics in the early postoperative treatment (7% vs 16%; P = .031). CONCLUSION Our results show that postoperatively administered diuretics are associated with an increased rate of DGF even in a cohort with balanced preoperative risk variables. This study supports recently published reviews, which call diuretics in the transplantation process into question.Over the last few years, some novel researches in the field of medical science made a tendency to have a therapy without any complications or side-effects of the disease with the aid of prognosis about the behaviors of the substructure living biological cell. Regarding this issue, nonlinear frequency characteristics of substructure living biological cell in axons with attention to different size effect parameters based on generalized differential quadrature method is presented. Supporting the effects of surrounding cytoplasm and MAP Tau proteins are considered as nonlinear elastic foundation. The Substructure living biological cell are modeled as a moderately thick curved cylindrical nanoshell. The displacement- strain of nonlinearity via Von Karman nonlinear shell theory is obtained. Extended Hamilton's principle is used for obtaining nonlinear equations of the living biological cells and finally, GDQM and PA are presented to obtain large amplitude and nonlinear frequency information of the substructure living biological cell. Based on presented numerical results, increasing the nonlinear MAP tau protein parameter causes to improve the hardening behavior and increase the maximum amplitudes of resonant vibration of the microtubule. The crucial consequence is when the fixed boundary conditions in the microstructure switch to cantilevered, the living part of the cells could manage to have irrational feedback at the broad field of the excitation frequency. The current study has been made into the influences of the NSG parameters, geometrical and physical parameters on the instability of the curved microtubule employing continuum mechanics model.Communicated by Ramaswamy H. Sarma.
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  • Despite the daily consumption of copper chlorophylls (E-141i), the green food colorants in foods high in fats, there is a general need for knowledge regarding their exact composition. Consequently, we have analyzed by HPLC-ESI(+)/APCI(+)-hrTOF-MS2 the accurate composition of different commercial copper chlorophyll colorants for the first time. Data showed a favored yield of copper pheophytins from a series, while pheophytins from b series are preferentially no complexed with copper. The copper pheophytins present in the food colorants consisted mainly of three structural rearrangements. New fragmentation patterns and structural assignments have been described for several copper pheophytins. During the ingestion of copper chlorophylls, no chlorophyll derivative was present in serum nor urine except a new copper-pyroporphyrin a accumulated in a few livers. In any case, this green additive could represent the ideal food colorant, as most of the copper pheophytins are excreted in the feces showing almost no absorption of copper-chlorophylls compounds. BACKGROUND We assess the longitudinal associations between marijuana and cigar (little cigars and cigarillos [LCCs] and large cigars) use on subsequent initiation of marijuana and cigar use. METHODS Data are from a cohort study of 2189 young adults recruited in fall 2010 from 11 colleges in the Southeast. We used discrete-time survival analysis to examine whether ever use of marijuana at baseline (spring 2011, freshman year) predicted initiation of LCCs and large cigars and whether ever use of these cigar products predicted initiation of marijuana use across 10 waves of data collection (2011-2018). RESULTS The sample was 65.3 % female, 83.6 % White, 5.9 % Hispanic, and 61.8 % had college-educated mothers. At baseline, 70 % reported never using LCCs, 71 % reported never using large cigars, and 74 % reported never using marijuana. Ever use of marijuana at baseline was associated with an increased risk of LCC initiation (Incident rate ratio [IRR] = 1.6, 95 %CI = 1.0, 2.5) but not large cigar initiation. Ever use of LCCs (IRR = 1.4, 95 %CI = 1.1, 1.8) and ever use of large cigars (IRR = 1.3, 95 %CI = 1.1, 1.8) at baseline both predicted initiation of marijuana use. CONCLUSIONS Our findings support growing evidence that marijuana and LCCs are strongly associated and use of one substance predicts use of the other. In contrast to studies of adults, we also found that young adults who have tried large cigars may be at increased risk for subsequent marijuana use. These findings highlight the need to consider each product as a potential gateway of the other when developing interventions for young adults. The aim of the present study was to test the in vitro acaricidal activity of saturated fatty acids (hexanoic, octanoic, decanoic, lauric, myristic, palmitic, octadecanoic, eicosanoic, docosanoic and tetracosanoic) against Rhipicephalus microplus and select a candidate compound for the subsequent determination of its clinical safety for **** and bovines as well as its in vivo efficacy (ethical clearance number 507/2013). None of the compounds exhibited in vitro larvicidal effectiveness, but acaricidal effectiveness was greater than 95 % in the adult immersion test at 40 mg/ml (hexanoic, octanoic, decanoic, lauric, myristic, palmitic and eicosanoic acids). After a second AIT evaluation of serial concentrations of the fatty acids, lauric and myristic acids were selected for the safety and in vivo efficacy assays. No adverse effect was found in the local lymph node assay in **** treated with lauric or myristic acid. Moreover, no clinical signs of systemic poisoning or dermatological, hematological or biochemical abnormalities were found in cattle after the topical application of 1 % lauric acid. In the dose determination test, the 1% solution of this compound exhibited 86% efficacy in cattle naturally infested by a field population of Rhipicephalus microplus susceptible to all chemical groups, except synthetic pyrethroids. The efficacy of 1 % lauric acid was 53.4 % in the dose confirmation test performed on another herd with a field R. microplus population resistant to all chemical groups of acaricides. In conclusion, fatty acids are potential bioactive compounds for the control of R. microplus. Topically applied lauric acid (C12) exhibits in vivo acaricide activity against adults, nymphs and larvae of R. (B) microplus and is safe for cattle. The objective of this study is to assess the global, regional, and national burden of bipolar disorder (BPD) from 1990 to 2017, by gender, age, and social-demographic index (SDI) from the 2017 Global Burden of Disease (GBD) study. We collected detailed information from GBD on the numbers of incidence cases and disability-adjusted life years (DALYs), age-standardized incidence rate (ASIR), and age-standardized DALYs rate (ASDR) during 1990-2017. Estimated annual percentage changes (EAPCs) were calculated to assess ASIR and ASDR trends. GBD data estimated that BPD incidences increased by 47.74%, from 3.06 million in 1990 to 4.53 million in 2017, and the DALYs increased by 54.4%, from 6.02 million in 1990 to 9.29 million in 2017. Over the 28-year period between 1990 and 2017, the ASIR and ASDR increased only slightly (EAPC = 0.14 and 0.05 for ASIR and ASDR, respectively). Subjects aged 10-19 years contributed the most to the total number of incidence cases, while those aged 20-44 years contributed the most to the number of DALYs. The ASIR and ASDR were highest in tropical Latin America and lowest in East Asia. Areas in the lowest sociodemographic index (SDI) quintile showed the highest ASIR (about 64/100,000), and those in the highest SDI quintile showed the highest ASDR (about 140/100,000). In conclusion, while the ASIR and ASDR due to BPD have been stable, the absolute incidence and DALYs remain high, which represents an increasing burden on health-care systems. Although there is growing interest in the use of repetitive Transcranial Magnetic Stimulation (TMS) as a treatment for suicidality, efficacy data in this area, and knowledge of potential treatment mechanisms, remains limited. The first objective of this study was to systematically review clinical trial data examining the effectiveness of TMS as a treatment for suicidal ideation. https://www.selleckchem.com/peptide/gp91ds-tat.html Our secondary objective was to investigate the extent to which changes in suicidality are independent of improvements in depression in a clinical sample of veterans who received TMS treatment. In Study 1, we searched the Pubmed and biRxiv databases from inception until July 2019 to identify studies that examined the efficacy of TMS for suicidal thoughts and/or behaviors. Data regarding sample characteristics, treatment parameters, and results were synthesized from six randomized controlled trials and five unblinded trials (total n = 593). Our systematic review indicated that while TMS was consistently associated with reduced depression, its impact on suicidality is unclear.
    Despite the daily consumption of copper chlorophylls (E-141i), the green food colorants in foods high in fats, there is a general need for knowledge regarding their exact composition. Consequently, we have analyzed by HPLC-ESI(+)/APCI(+)-hrTOF-MS2 the accurate composition of different commercial copper chlorophyll colorants for the first time. Data showed a favored yield of copper pheophytins from a series, while pheophytins from b series are preferentially no complexed with copper. The copper pheophytins present in the food colorants consisted mainly of three structural rearrangements. New fragmentation patterns and structural assignments have been described for several copper pheophytins. During the ingestion of copper chlorophylls, no chlorophyll derivative was present in serum nor urine except a new copper-pyroporphyrin a accumulated in a few livers. In any case, this green additive could represent the ideal food colorant, as most of the copper pheophytins are excreted in the feces showing almost no absorption of copper-chlorophylls compounds. BACKGROUND We assess the longitudinal associations between marijuana and cigar (little cigars and cigarillos [LCCs] and large cigars) use on subsequent initiation of marijuana and cigar use. METHODS Data are from a cohort study of 2189 young adults recruited in fall 2010 from 11 colleges in the Southeast. We used discrete-time survival analysis to examine whether ever use of marijuana at baseline (spring 2011, freshman year) predicted initiation of LCCs and large cigars and whether ever use of these cigar products predicted initiation of marijuana use across 10 waves of data collection (2011-2018). RESULTS The sample was 65.3 % female, 83.6 % White, 5.9 % Hispanic, and 61.8 % had college-educated mothers. At baseline, 70 % reported never using LCCs, 71 % reported never using large cigars, and 74 % reported never using marijuana. Ever use of marijuana at baseline was associated with an increased risk of LCC initiation (Incident rate ratio [IRR] = 1.6, 95 %CI = 1.0, 2.5) but not large cigar initiation. Ever use of LCCs (IRR = 1.4, 95 %CI = 1.1, 1.8) and ever use of large cigars (IRR = 1.3, 95 %CI = 1.1, 1.8) at baseline both predicted initiation of marijuana use. CONCLUSIONS Our findings support growing evidence that marijuana and LCCs are strongly associated and use of one substance predicts use of the other. In contrast to studies of adults, we also found that young adults who have tried large cigars may be at increased risk for subsequent marijuana use. These findings highlight the need to consider each product as a potential gateway of the other when developing interventions for young adults. The aim of the present study was to test the in vitro acaricidal activity of saturated fatty acids (hexanoic, octanoic, decanoic, lauric, myristic, palmitic, octadecanoic, eicosanoic, docosanoic and tetracosanoic) against Rhipicephalus microplus and select a candidate compound for the subsequent determination of its clinical safety for mice and bovines as well as its in vivo efficacy (ethical clearance number 507/2013). None of the compounds exhibited in vitro larvicidal effectiveness, but acaricidal effectiveness was greater than 95 % in the adult immersion test at 40 mg/ml (hexanoic, octanoic, decanoic, lauric, myristic, palmitic and eicosanoic acids). After a second AIT evaluation of serial concentrations of the fatty acids, lauric and myristic acids were selected for the safety and in vivo efficacy assays. No adverse effect was found in the local lymph node assay in mice treated with lauric or myristic acid. Moreover, no clinical signs of systemic poisoning or dermatological, hematological or biochemical abnormalities were found in cattle after the topical application of 1 % lauric acid. In the dose determination test, the 1% solution of this compound exhibited 86% efficacy in cattle naturally infested by a field population of Rhipicephalus microplus susceptible to all chemical groups, except synthetic pyrethroids. The efficacy of 1 % lauric acid was 53.4 % in the dose confirmation test performed on another herd with a field R. microplus population resistant to all chemical groups of acaricides. In conclusion, fatty acids are potential bioactive compounds for the control of R. microplus. Topically applied lauric acid (C12) exhibits in vivo acaricide activity against adults, nymphs and larvae of R. (B) microplus and is safe for cattle. The objective of this study is to assess the global, regional, and national burden of bipolar disorder (BPD) from 1990 to 2017, by gender, age, and social-demographic index (SDI) from the 2017 Global Burden of Disease (GBD) study. We collected detailed information from GBD on the numbers of incidence cases and disability-adjusted life years (DALYs), age-standardized incidence rate (ASIR), and age-standardized DALYs rate (ASDR) during 1990-2017. Estimated annual percentage changes (EAPCs) were calculated to assess ASIR and ASDR trends. GBD data estimated that BPD incidences increased by 47.74%, from 3.06 million in 1990 to 4.53 million in 2017, and the DALYs increased by 54.4%, from 6.02 million in 1990 to 9.29 million in 2017. Over the 28-year period between 1990 and 2017, the ASIR and ASDR increased only slightly (EAPC = 0.14 and 0.05 for ASIR and ASDR, respectively). Subjects aged 10-19 years contributed the most to the total number of incidence cases, while those aged 20-44 years contributed the most to the number of DALYs. The ASIR and ASDR were highest in tropical Latin America and lowest in East Asia. Areas in the lowest sociodemographic index (SDI) quintile showed the highest ASIR (about 64/100,000), and those in the highest SDI quintile showed the highest ASDR (about 140/100,000). In conclusion, while the ASIR and ASDR due to BPD have been stable, the absolute incidence and DALYs remain high, which represents an increasing burden on health-care systems. Although there is growing interest in the use of repetitive Transcranial Magnetic Stimulation (TMS) as a treatment for suicidality, efficacy data in this area, and knowledge of potential treatment mechanisms, remains limited. The first objective of this study was to systematically review clinical trial data examining the effectiveness of TMS as a treatment for suicidal ideation. https://www.selleckchem.com/peptide/gp91ds-tat.html Our secondary objective was to investigate the extent to which changes in suicidality are independent of improvements in depression in a clinical sample of veterans who received TMS treatment. In Study 1, we searched the Pubmed and biRxiv databases from inception until July 2019 to identify studies that examined the efficacy of TMS for suicidal thoughts and/or behaviors. Data regarding sample characteristics, treatment parameters, and results were synthesized from six randomized controlled trials and five unblinded trials (total n = 593). Our systematic review indicated that while TMS was consistently associated with reduced depression, its impact on suicidality is unclear.
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  • Radiographic analyses of the augmented areas differed among the studies. Volume loss after bone augmentation procedures ranged from 5% to 50% for SIG and from 5% to 47% for LBA. All surgical augmentation techniques for the edentulous maxilla are prone to resorption; no procedure seemed to be superior, but some interesting observations were made. OBJECTIVE To describe a novel surgical therapy for the treatment of medically refractory neuropathic cough, in which carefully selected subjects undergo surgical transection of the internal branch of the superior laryngeal nerve (iSLN). METHODS Subjects with a diagnosis of neuropathic cough, who were not improved after two medication trials, underwent iSLN block with local anesthetic in the office. While anesthetized, they underwent provocative testing to determine whether the nerve block improved their symptoms; if so, a modified barium swallow study (MBSS) was performed to determine whether they still swallowed safely without supraglottic sensation. Those who passed this screening were offered operative iSLN transection. We retrospectively reviewed our results to date. RESULTS Six subjects (5 females, ages 46-71), with neuropathic cough symptoms for 2-15 years, passed the screening and underwent iSLN transection procedures. At a mean follow-up of 8.2 months, significant symptomatic relief was experienced by 5/6 subjects, with Cough Severity Index (CSI) scores averaging 34.83 ± 6.94 pre-op (range 36-40) and 15.5 ± 11.81 post-op (range 0-29) (p = 0.043). Operative time averaged 49 min (range 30-64). There were no major complications. No subjects experienced post-op aspiration problems. CONCLUSION This preliminary data supports iSLN transection as a viable option for subjects with refractory neuropathic cough. Our screening algorithm identifies subjects that would be expected to improve with this procedure and confirms a safe swallow. V.IgA nephropathy is a lifelong disease that is the most common primary glomerulopathy worldwide. It has a complicated and incompletely understood pathogenesis that is theorized as a four 'hit' process involving an improperly produced IgA. While it has a variety of histologic appearances, it is diagnosed by the presence of bright IgA deposits within the mesangium as seen on immunofluorescence and mesangial hypercellularity by light microscopy. This brief review explains the varied histologic features that are important in the diagnosis of IgA nephropathy and the calculation of the MEST-C score that was first introduced by the 2009 Oxford Classification working group. It is recommended by current clinical guidelines that pathologists identify and report aggressive histological variants of differentiated thyroid cancer (e.g., tall cell, columnar cell, and hobnail variants of papillary thyroid carcinoma; widely invasive follicular thyroid carcinoma). This review analyzes the historical evolution of these entities and highlights unresolved issues with respect to the diagnostic criteria for these tumors. BACKGROUND Pulmonary vein isolation (PVI) using the second-generation cryoballoon (CB2) for atrial fibrillation (AF) treatment has demonstrated encouraging procedural success rates and mid-term results. However, long-term follow-up data on outcome is sparse. The current study is reporting on five-year clinical outcomes following CB2-based PVI in patients with paroxysmal AF (PAF) and persistent AF (PersAF). METHODS A total of 139 patients underwent index CB2-based PVI patients (PAF n = 105, 76% and PersAF n = 34, 34%) in two electrophysiology centers. Freeze-cycle duration was 240 s. After successful PVI a bonus freeze-cycle of the same duration was applied in the first 71 patients while the bonus-freeze was omitted in 68 following patients. Three patients (2.2%) were lost to follow-up. RESULTS After a median follow-up duration of 60 months (interquartile range 46, 72 months) 74/136 (54.4%) patients remained in stable sinus rhythm (PAF 62/104, 59.6%; PersAF 15/32, 46.9%). Significant differences were observed concerning 5-year clinical outcome between PAF and PersAF patients (p = 0.0315). After a mean of 1.32 ± 0.6 procedures (2nd and 3rd procedure by radiofrequency ablation) and a median follow-up duration of 60 (37, 68) months 90/136 (66.2%) patients remained in stable sinus rhythm (PAF 72/104 (69.2%), PersAF 21/32 (65.6%), p = 0.0276). https://www.selleckchem.com/products/cct128930.html For the comparison of bonus-freeze vs no-bonus-freeze protocols no differences were observed (53.5% vs 57.4%, p = 0.650). CONCLUSIONS The five-year single-procedure success rate for CB2-based PVI was 54.4% and increased to 66.2% following repeat RF-based procedures. No differences were detected comparing bonus-freeze and no-bonus-freeze protocols. BACKGROUND/PURPOSE Dietary habits and nutrients have been associated with migraine. The present study comprises a meta-analysis of observational studies evaluating serum levels of 25-hydroxyvitamin D (25(OH)D) in patients with migraine and healthy controls. METHODS MEDLINE and Cochrane databases were comprehensively searched. References from retrieved observational studies, reviews and meta-analyses were manually screened. Quality assessment was performed based on the Newcastle-Ottawa Scale. 25(OH)D concentrations were assessed by estimates of mean differences (MD) and their precision [95% confidence intervals (95% CIs)]. Random effects (RE) or fixed effects (FE) model was used based on heterogeneity among trials (homogeneity determined when PQ>0.1 and I2 less then 50%). Publication bias was assessed by funnel plots. RESULTS Eight studies were included in the primary analysis, while nine studies were involved overall (in primary and secondary analyses). Serum levels of 25(OH)D were determined significantly lower in migraine patients (n=952) in comparison with healthy controls (n=8013) [eight studies, PQ less then 0.1, I2=94%, RE model MD=-4.11, 95% CI=(-6.48, -1.74)]. Secondary analysis revealed no difference between patients with migraine (n=269) compared to patients with other primary headache disorders (n=223) [three studies, PQ=0.51, I2=0%, FE model MD=-0.15, 95% CI=(-1.57, 1.05)], as well as between patients with tension type headache (n=295) in comparison with healthy controls (n=267) [three studies, PQ less then 0.1, I2=96%, RE model MD=-7.11, 95% CI=(-15.50, 1.27)]. CONCLUSIONS 25(OH)D concentration is lower in patients with migraine than healthy individuals. In view of this finding, investigation of the effect of vitamin D supplementation in patients suffering from migraine is warranted.
    Radiographic analyses of the augmented areas differed among the studies. Volume loss after bone augmentation procedures ranged from 5% to 50% for SIG and from 5% to 47% for LBA. All surgical augmentation techniques for the edentulous maxilla are prone to resorption; no procedure seemed to be superior, but some interesting observations were made. OBJECTIVE To describe a novel surgical therapy for the treatment of medically refractory neuropathic cough, in which carefully selected subjects undergo surgical transection of the internal branch of the superior laryngeal nerve (iSLN). METHODS Subjects with a diagnosis of neuropathic cough, who were not improved after two medication trials, underwent iSLN block with local anesthetic in the office. While anesthetized, they underwent provocative testing to determine whether the nerve block improved their symptoms; if so, a modified barium swallow study (MBSS) was performed to determine whether they still swallowed safely without supraglottic sensation. Those who passed this screening were offered operative iSLN transection. We retrospectively reviewed our results to date. RESULTS Six subjects (5 females, ages 46-71), with neuropathic cough symptoms for 2-15 years, passed the screening and underwent iSLN transection procedures. At a mean follow-up of 8.2 months, significant symptomatic relief was experienced by 5/6 subjects, with Cough Severity Index (CSI) scores averaging 34.83 ± 6.94 pre-op (range 36-40) and 15.5 ± 11.81 post-op (range 0-29) (p = 0.043). Operative time averaged 49 min (range 30-64). There were no major complications. No subjects experienced post-op aspiration problems. CONCLUSION This preliminary data supports iSLN transection as a viable option for subjects with refractory neuropathic cough. Our screening algorithm identifies subjects that would be expected to improve with this procedure and confirms a safe swallow. V.IgA nephropathy is a lifelong disease that is the most common primary glomerulopathy worldwide. It has a complicated and incompletely understood pathogenesis that is theorized as a four 'hit' process involving an improperly produced IgA. While it has a variety of histologic appearances, it is diagnosed by the presence of bright IgA deposits within the mesangium as seen on immunofluorescence and mesangial hypercellularity by light microscopy. This brief review explains the varied histologic features that are important in the diagnosis of IgA nephropathy and the calculation of the MEST-C score that was first introduced by the 2009 Oxford Classification working group. It is recommended by current clinical guidelines that pathologists identify and report aggressive histological variants of differentiated thyroid cancer (e.g., tall cell, columnar cell, and hobnail variants of papillary thyroid carcinoma; widely invasive follicular thyroid carcinoma). This review analyzes the historical evolution of these entities and highlights unresolved issues with respect to the diagnostic criteria for these tumors. BACKGROUND Pulmonary vein isolation (PVI) using the second-generation cryoballoon (CB2) for atrial fibrillation (AF) treatment has demonstrated encouraging procedural success rates and mid-term results. However, long-term follow-up data on outcome is sparse. The current study is reporting on five-year clinical outcomes following CB2-based PVI in patients with paroxysmal AF (PAF) and persistent AF (PersAF). METHODS A total of 139 patients underwent index CB2-based PVI patients (PAF n = 105, 76% and PersAF n = 34, 34%) in two electrophysiology centers. Freeze-cycle duration was 240 s. After successful PVI a bonus freeze-cycle of the same duration was applied in the first 71 patients while the bonus-freeze was omitted in 68 following patients. Three patients (2.2%) were lost to follow-up. RESULTS After a median follow-up duration of 60 months (interquartile range 46, 72 months) 74/136 (54.4%) patients remained in stable sinus rhythm (PAF 62/104, 59.6%; PersAF 15/32, 46.9%). Significant differences were observed concerning 5-year clinical outcome between PAF and PersAF patients (p = 0.0315). After a mean of 1.32 ± 0.6 procedures (2nd and 3rd procedure by radiofrequency ablation) and a median follow-up duration of 60 (37, 68) months 90/136 (66.2%) patients remained in stable sinus rhythm (PAF 72/104 (69.2%), PersAF 21/32 (65.6%), p = 0.0276). https://www.selleckchem.com/products/cct128930.html For the comparison of bonus-freeze vs no-bonus-freeze protocols no differences were observed (53.5% vs 57.4%, p = 0.650). CONCLUSIONS The five-year single-procedure success rate for CB2-based PVI was 54.4% and increased to 66.2% following repeat RF-based procedures. No differences were detected comparing bonus-freeze and no-bonus-freeze protocols. BACKGROUND/PURPOSE Dietary habits and nutrients have been associated with migraine. The present study comprises a meta-analysis of observational studies evaluating serum levels of 25-hydroxyvitamin D (25(OH)D) in patients with migraine and healthy controls. METHODS MEDLINE and Cochrane databases were comprehensively searched. References from retrieved observational studies, reviews and meta-analyses were manually screened. Quality assessment was performed based on the Newcastle-Ottawa Scale. 25(OH)D concentrations were assessed by estimates of mean differences (MD) and their precision [95% confidence intervals (95% CIs)]. Random effects (RE) or fixed effects (FE) model was used based on heterogeneity among trials (homogeneity determined when PQ>0.1 and I2 less then 50%). Publication bias was assessed by funnel plots. RESULTS Eight studies were included in the primary analysis, while nine studies were involved overall (in primary and secondary analyses). Serum levels of 25(OH)D were determined significantly lower in migraine patients (n=952) in comparison with healthy controls (n=8013) [eight studies, PQ less then 0.1, I2=94%, RE model MD=-4.11, 95% CI=(-6.48, -1.74)]. Secondary analysis revealed no difference between patients with migraine (n=269) compared to patients with other primary headache disorders (n=223) [three studies, PQ=0.51, I2=0%, FE model MD=-0.15, 95% CI=(-1.57, 1.05)], as well as between patients with tension type headache (n=295) in comparison with healthy controls (n=267) [three studies, PQ less then 0.1, I2=96%, RE model MD=-7.11, 95% CI=(-15.50, 1.27)]. CONCLUSIONS 25(OH)D concentration is lower in patients with migraine than healthy individuals. In view of this finding, investigation of the effect of vitamin D supplementation in patients suffering from migraine is warranted.
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