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糖尿病视网膜病变 (diabeticretinopathy ,DR)是糖尿病微血管并发症中极为严重的病变 ,不同国家和地区DR的发病率差异较大 ,我们对世居在青海高原西宁市 (海拔 2 2 6 0m)和玉树州 (海拔 35 70m)糖尿病患者DR的发病情况进行了调查分析。1.临床资料 :收集自 1998～ 2 0 0 1年经我
Diabetic retinopathy (DR) is a very serious disease in diabetic microvascular complications. The incidence of DR in different countries and regions is quite different. We live in Xining City (2220m above sea level) and Yushu Prefecture (35 70m above sea level) DR patients with diabetes were investigated. 1. Clinical data: collected from 1998 to 2001 by me