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糖尿病视网膜病变(diabetic retinopathy,DR)是目前主要致盲原因之一,其发病率随着人口老龄化及肥胖比例的增多而快速上升。糖尿病视网膜病变的的发生与糖尿病的病程、血糖、血压、血液等因素密切相关,通过抑制新生血管形成、减轻黄斑水肿和血管渗漏、防止视网膜脱离等手段达到改善或保存视力是治疗DR的主要目标。
Diabetic retinopathy (DR) is one of the main causes of blindness at present, and its incidence increases rapidly with the increase of population aging and obesity. The occurrence of diabetic retinopathy is closely related to the course of diabetes, blood sugar, blood pressure, blood and other factors. It is the main treatment of DR by inhibiting neovascularization, reducing macular edema and vascular leakage and preventing the retinal detachment and other means to improve or preserve visual acuity aims.