有关直肠癌术前放疗与外科手术结合治疗，国内外已有报道，但多为常规术前放疗。我院于1990年1月～1993年1月，以随机分组的方式进行了直肠癌术前快速放疗加手术综合治疗研究，报告如下。！材料与方法1．l入选标准年龄小于70岁，能耐受手术，病检证实为直肠腺癌，肿瘤距肛门缘 The combination of preoperative radiotherapy and surgery for rectal cancer has been reported at home and abroad, but mostly preoperative radiotherapy. In our hospital from January 1990 to January 1993, a preoperative rapid radiation therapy combined with surgical treatment of rectal cancer was performed in a randomized manner. The report is as follows. ! Materials and Methods 1. l The enrolled age is less than 70 years old, can tolerate surgery, and the pathological examination confirms rectal adenocarcinoma, tumor from the anal margin