Which of the following is characterstic sign of diabetic retinopathy?
Correct Answer: Proliferation of endothelial cells
Description: The pathogenesis of Diabetic retinopathy is microangiopathy which occurs due to microvascular occlusion & leakage. There is degeneration and loss of pericytes in capillaries--> microvascular proliferation of endothelial cells -->thickening of basement membrane-->narrowed lumen of vessels.
Category:
Ophthalmology
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