The Prevention and Treatment of Retinal Complications in Diabetes.

Background Microvascular complications of diabetes mellitus can cause retinopathy and maculopathy, which can irreversibly damage vision and lead to blindness. The prevalence of retinopathy is 9–16% in patients with type 2 diabetes and 24–27% in patients with type 1 diabetes. 0.2–0.5% of diabetics are blind.