Macular Degeneration - A medical condition which usually affects older adults that results in a loss of vision in the center of the visual field.
https://en.wikipedia.org/wiki/Macular_degeneration
Macular Disorders | Doctor | Patient UK - The macula is the central region of the retina situated at the posterior pole of the eye.
https://patient.info/doctor/macular-disorders
Vitelliform Macular Dystrophy - Vitelliform macular dystrophy is a genetic eye disorder that can cause progressive vision loss.
http://www.medic8.com/genetics/index.htm
