随着物质生活水平和医疗诊断技术的不断提高,糖尿病的发病率和检出率显著增高,成为内科常见病之一,而糖尿病性视网膜病变也随之增多,在欧美一些国家已成为致盲的第一位原因。一、糖尿病性视网膜病变分期标准早在1946年Wagener将糖尿病性视网膜病变分为五型;1957年Scott又加以修正分为六型;1973年Ballantyne及Scott又重新修正分为单纯型与增殖型。1984年6月我国第一届全国眼底疾病学术会议提出糖尿病性视网膜病变分期标准草案,并经第三届眼科学术会议通过。 With the continuous improvement of living standards and medical diagnostic techniques, the incidence and detection rate of diabetes mellitus have been significantly increased, becoming one of the most common medical diseases. Diabetic retinopathy has also increased, becoming blind in some countries in Europe and the United States The first reason. First, diabetic retinopathy staging criteria As early as 1946, Wagener diabetic retinopathy is divided into five types; Scott in 1957 and was amended into six types; 1973 Ballantyne and Scott again revised divided into simplex and proliferative. June 1984 China’s first session of the National Eye Disease Conference proposed standard diabetic retinopathy staging draft, and adopted by the Third Ophthalmic Conference.