直肠绒毛状腺瘤具恶性倾向,应及早将其完全切除,但一系列研究表明其术后复发率较高。本文研究了 1993 ~2000年间 50例病人行经肛门直肠绒毛状腺瘤切除术的疗效。手术采用俯卧位,用电凝刀分离组织,并特别注意肛管周围及深部边缘的切除。从肿瘤的近端边缘至齿状线的平均距离 Rectal villous adenoma has a malignant tendency, it should be completely resected as soon as possible, but a series of studies have shown that its postoperative recurrence rate is higher. This article studied the efficacy of 50 patients undergoing anal rectal villous adenoma resection between 1993 and 2000. Surgery with prone position, with coagulation coagulation tissue separation, and pay special attention to the anal canal and the deep edge of the resection. The average distance from the proximal edge of the tumor to the dentate line