Cancer biopsy is a medical procedure that involves extraction of a small amount of the suspicious tissue for examination and diagnosis under a microscope. It helps diagnose cancer and determine the exact type of cancer. The procedure is usually performed in outpatient settings such as hospitals or ambulatory surgery centers using imaging technologies such as ultrasound, CT scan or MRI and...
All cells in the human body constantly undergo cell division and cell death. During this process, tiny fragments of DNA are released from cells into the bloodstream. In cancer patients, tumor cells also release DNA into the bloodstream. This circulating cell-free DNA (cfDNA) originating from tumor cells is known as circulating tumor DNA (ctDNA). Analyzing ctDNA can provide crucial insights into...