Drusen (extracellular deposits of protein and lipids that accumulate and can cause blindness) in macular degeneration. A. Drawing of eye showing location of macula at the center of the retina. B. Photograph of the macula from a patient with drusen. C. Histologic section of retina showing drusen between the retinal pigment epithelium (RPE) and Bruch’s membrane
(Eric A. Pierce, MD, PhD; Ann Milam, PhD, University of Pennsylvania School of Medicine; National Eye Institute).
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