勃起功能障碍(eretile dysfunction,ED)是指男性在性刺激下,持续或反复不能达到或维持足够阴茎勃起以完成满意性交,在男性糖尿病(diabetic mellitus,DM)患者中,是一种比较常见的并发症。近几年来随着糖尿病发病率的逐年提高,受此困扰的男性患者的就诊率也随之增高,糖尿病勃起功能障碍也越来越受到人们的关注。本文仅就近年来糖尿病ED发病机制的研究进展作一综述。一、阴茎勃起的生理基础 Eretile dysfunction (ED) refers to men under sexual stimulation, sustained or repeatedly unable to reach or maintain sufficient penile erection to achieve satisfactory sexual intercourse in male patients with diabetic mellitus (DM) is a more common complication. In recent years, with the increasing of the incidence of diabetes, the visiting rate of male patients suffering from this problem will also increase, and the erectile dysfunction of diabetes is also receiving more and more attention. This article reviews the recent progress in the pathogenesis of diabetic ED. First, the physiological basis of penile erection