大肠多发性腺瘤病是癌前期病变,它的特征是大肠发生数目众多,大小不等的腺瘤性息肉,大多最后均会发展成癌,故若诊断确立后应施行全结肠、直肠切除、回肠造瘘术,摒除所有大肠粘膜,以防止大肠癌的发生;或施行较保守的全结肠切除、回肠直肠吻合术。究竟选择何种术式是有争议的,因后一手术的残留直肠段可发生中癌变。我院自 Multiple colorectal adenoma is a precancerous lesion. It is characterized by a large number of large intestine and adenomatous polyps of varying sizes. Most of them eventually develop into cancer. Therefore, if the diagnosis is established, the entire colon and rectum should be performed and the ileum should be performed. Ostomy, remove all the large intestine mucosa to prevent the occurrence of colorectal cancer; or perform a more conservative total colectomy, ileal rectal anastomosis. It is controversial which type of surgical procedure is chosen because the residual rectal segment of the latter operation can undergo canceration. Our Institute