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低位直肠是直肠癌最好发的部位。如何做好低位直肠癌的保肛手术，目前介绍的方法很多[1～3]．其关键是要使术后大便次数控制在每日1～2次左右，以提高术后病人的生活质量。随着手术操作水平的提高及直肠解剖、生理功能基础研究的不断进展，目前，对距肛门8cm以内直肠癌不能保肛
Low rectal cancer is the best hair site. How to do low anal rectal cancer surgery, the current introduction of many ways [1 ~ 3]. The key is to make the number of postoperative stool control 1 or 2 times a day or so, in order to improve postoperative quality of life of patients. With the improvement of the level of surgical operation and rectal anatomy, the continuous progress of the basic research on physiological function, at present, anal within 8cm away from the anus can not be anal within the anal anal