糖尿病外周神经病变是糖尿病常见并发症[1]，随着糖尿病病程的延长，其发病率也增高，据报道可达90％～100％，可累及神经系统各个部分，其发病机制至今尚未完全阐明。近年来有报道血管因素在糖尿病神经病变中的作用更引人关注[2,3]。我们用尼莫地平改善微循环，治疗糖尿病神经 Diabetic peripheral neuropathy is a common complication of diabetes [1]. With the prolongation of diabetes, the morbidity is also increased. It is reported that up to 90% -100% can affect various parts of the nervous system, and its pathogenesis has not yet been fully elucidated . In recent years, it has been reported that the role of vascular factors in diabetic neuropathy is more interesting [2,3]. We use nimodipine to improve microcirculation and treat diabetic nerves