作者报道了1954年至1984年来对25例腹膜返折平面以下直肠癌的局部切除治疗,指出局部切除的病例选择至为重要,必须考虑癌肿的部位、大小、大体类型和浸润肠壁的深度以及恶性程度,并遵循下列原则。①局限于粘膜的A。期癌可作局部整块切除术。②对低恶性,隆凸型癌,癌体小于3cm,不与 The authors reported local resection of 25 cases of rectal cancer below the retroperitoneal plane from 1954 to 1984. It was pointed out that the choice of local resection was important. The location, size, general type, and depth of infiltration of the intestinal wall must be considered for the cancer. And the degree of malignancy and follow the following principles. 1 A confined to the mucosa. Cancer can be treated as a partial monolithectomy. 2 pairs of low-grade, protuberance type cancer, cancer body less than 3cm, not with