25—45妇女中1.2％有累及尿路的子宫内膜异位症(EM),总的EM发病率则达15％。由于尿路EM发病隐匿,泌尿科和妇产科医师应对其高度重视。尿路EM可发生于尿道(2％)、肾脏(4％)、输尿管(15％)和膀胱(79％)。膀胱EM多见于30—35岁妇女,但也可发生在绝经后用激素治疗的妇女和前列腺癌用激素治疗的男子。 EM的病因有胚胎学说、组织化生学说和组织 Of the 25-45 women, 1.2% had urinary tract involvement of endometriosis (EM), with a total EM incidence of 15%. Because of the hidden pathogenesis of urinary tract EM, urology and gynecologists should attach great importance to it. Urinary tract EM can occur in the urethra (2%), kidney (4%), ureter (15%) and bladder (79%). Bladder EM is more common in women aged 30-35 but may also occur in women treated with hormones after menopause and in men treated with hormones for prostate cancer. The etiology of EM is embryonic theory, histochemical theory and organization