Our dry eye blog — Meibomian gland dysfunction
Meibomian gland dysfunction (MGD) - the commonest contributor to dry eyes
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Until recently, it was widely believed that lack of tear production was the main reason that people suffer from dry eyes.
Recent research indicates that in the majority of dry eye cases it is a lack of secretion of Meibum that is the problem. It is estimated that 60 to 80% of dry eye patients have Meibomian gland dysfunction (referred to as "MGD".)
What is Meibomian gland dysfunction?
The Meibomian glands are located along the eyelid margins behind the base of the eyelashes.
There are about 25 to 40 meibomian glands in the upper eyelid and 20 to 30 in the lower...