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手术切除是目前直肠癌治疗的主要方法。术前放疗为肿瘤活动度差或与周围粘连，局部固定，浸润周围器官和冰冻盆腔，以及传统观念认为已无手术切除指征的较晚期病人提供了彻底切除肿瘤的可能性。1995年～1999年间笔者治疗的直肠癌患者中，18例患者肿门指检能及直肠肿物与周围组?
Surgical resection is currently the main method of treatment of rectal cancer. Preoperative radiotherapy offers the potential for radical resection of tumors with poor tumor activity or with peripheral adhesions, local fixation, infiltration of surrounding organs and frozen pelvis, and in more advanced patients whose traditional belief is that there is no indication for surgical removal. Between 1995 and 1999, I treated patients with rectal cancer, 18 patients with swollen door and rectal tumor mass examination and peripheral groups?