Central Macular Thickness – Vista Center for the Blind and Visually Impaired

Back to Health Library

Central Macular Thickness: The macula is part of the retina at the back of the eye. It is only about 5mm across but is responsible for all of our central vision, most of our color vision and the fine detail of what we see. Abnormal thickening of the macula is a hallmark of DME.