PDR: Public health considerations
Diabetic retinopathy (DR) is one of the leading causes of morbidity and vision loss worldwide, and its diagnosis is based on retinal vascular stasis found during clinical examination. This disease is divided into nonproliferative diabetic retinopathy (NPDR) and proliferative diabetic retinopathy (PDR).1 PDR occurs in less than 2% of patients with type 2 diabetes within 5 years of diagnosis. NPDR is also divided into 4 categories: mild, moderate, severe, and severe. Diabetic macular edema (DME), a complication characterized by abnormal leakage and accumulation of fluid affecting central vision, can occur at any stage. There is a strong relationship between chronicRead News