良性前列腺增生 (BPH)或与BPH相关的下尿路症状 (LUTS)和性功能障碍(SD)都是老年男性的常见疾病 ,发病率均随年龄增长而增高 ,严重影响老年男性的生活质量。以往的观念认为 ,BPH与SD没有直接关系[1] ,泌尿外科医师所关注的往往是BPH治疗后 (包括药物治疗和手术治疗 )患者性功能 Benign prostatic hyperplasia (BPH) or lower urinary tract symptoms associated with BPH (LUTS) and sexual dysfunction (SD) are common diseases in elderly men, the incidence rate increases with age, seriously affecting the quality of life of older men. In the past, there was no direct relationship between BPH and SD [1]. Urologists are often concerned with the sexual function of patients after BPH (including drug treatment and surgical treatment)