患者男性 ,67岁 ,2年前在外院行经膀胱前列腺摘除术时误伤直肠 ,形成后尿道直肠瘘 ,当即行乙状结肠造瘘术 ,耻骨上留置膀胱造瘘。入院后尿道造影、膀胱镜检见 :尿道内口狭窄 ,后尿道直肠瘘。直肠镜检瘘口位于直肠前壁距肛门约 6ｃｍ。于1999年 8月 2 5日在全麻插管下先行尿道狭 Male, 67 years old, 2 years ago in the outer hospital when the bladder prostatectomy accidentally injured the rectum, the formation of posterior urethral fistula, immediately underwent sigmoid colostomy, suprapubic indwelling bladder fistula. After admission urography, cystoscopy: urethral stenosis, posterior urethral fistula. Colonoscopy fistula in the anterior rectal wall from the anus about 6cm. On August 25, 1999 under general anesthesia catheter urethral stricture