Meibomian glands are small, sebaceous glands located in the upper and lower eyelids. They secrete an oily substance called meibum which prevents tear evaporation and forms an important part of the tear film covering the eye. Meibomian gland dysfunction (MGD) refers to a condition characterized by changes in the quality and/or quantity of meibum secretions caused due to changes in the meibomian...
English
Arabic
Français
Español
Deutsch
Türkçe
Dutch
Italiano
Russian
Romaian