Diabetic retinopathy is one of the more common microvascular complications of diabetes.With its complex course and difficult treatment,diabetic retinopathy is a serious blinding eye disease,which seriously affects the visual function and quality of life of patients.With the continuous progress of medical technology,the treatment means are constantly innovating and developing.This paper describes the concept,etiology and pathogenesis of diabetic retinopa-thy,and combs through the treatment methods of diabetic retinopathy to discuss its application and prospects in clini-cal practice,aiming to enhance the therapeutic effect,reduce the therapeutic risk,and maximize the quality of life of patients.