宫颈内膜异位症是一种少见的第二副中肾管系统非赘生性疾患。发生于膀胱者极少见,文献报道仅6例。现在报道的1例可能是泌尿学文献中的首例。患者38岁西班牙妇女,8年前因子宫内膜异位症全切子宫及双附件。因短暂双侧下腹痛、尿频及镜下血尿就诊。尿培养及细胞学检查阴性。排泄性尿路造影发现膀胱后壁中右侧固定充盈缺损,膀胱镜检见膀胱后壁隆起,表面粘膜大泡样水肿。麻醉下双合诊触及明显与膀胱相连的活动性肿物。盆腔CT示膀胱后壁3cm×2cm肿块,对比度增强。经尿道顺利切除深入 Cervical endometriosis is a rare second nephrotic nephrotic system non-neoplastic disease. Occurred in the bladder were rare, reported in the literature only 6 cases. One case now reported may be the first case in the urology literature. 38-year-old Spanish woman, 8 years ago due to endometriosis of the uterus and double attachment. Due to transient bilateral lower abdominal pain, urinary frequency and microscopic hematuria treatment. Urine culture and cytology negative. Excretory urography found in the right posterior wall of the bladder filled with fixed filling defects, cystoscopy see the posterior wall of the bladder uplift, the surface of the mucoid bubble-like edema. Under anesthesia, double contact clinically involved active masses associated with the bladder. Pelvic CT showed bladder wall 3cm × 2cm mass, contrast enhancement. Transurethral resection in-depth