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勃起功能障碍(erectile dysfunction,ED),是指阴茎不能达到和(或)维持足够的勃起硬度以完成满意的性生活~[1]。由于地域、文化、年龄等的差异,ED的患病率不完全相同,其中,中国ED的患病率约为12%,据预测,到2025年为止,全世界将有3.22亿男性遭遇ED困扰~2]。ED作为一种成年男性的常见疾病已逐渐成为全社会关注的重点问题。随着对ED机制研究的不断深入,我们了解到生理性阴茎勃起是
Erectile dysfunction (erectile dysfunction, ED) refers to the penile can not reach and / or maintain adequate erection hardness to complete a satisfactory sexual life ~ [1]. The prevalence of ED is not exactly the same due to geographical, cultural or age differences. Among them, the prevalence of ED in China is about 12%. It is estimated that by the year 2025, 322 million men worldwide will experience ED problems ~ 2]. ED as a common disease of adult men has gradually become the focus of attention of the whole society. With the deepening of research on ED mechanism, we learned that physiological penile erection is