直肠癌是临床常见恶性肿瘤之一,肿瘤位于锯齿状线10cm内的占直肠癌的70%~75%~([1]),因其解剖结构特殊性,预后常不佳,本文采用三维适形放疗同步联合卡培他滨治疗直肠癌,取得较好效果,现报告如下。1资料与方法1.1临床资料选择2013年1月~2015年1月在我科就诊的直肠癌患者52例,其中,男28例,女24 Rectal cancer is one of the common clinical malignant tumors, the tumor is located in the serrated line 10cm within 70% ~ 75% of rectal cancer ~ ([1]), because of its anatomical specificity, the prognosis is often poor, this paper uses three-dimensional Radiotherapy combined with capecitabine in the treatment of rectal cancer, achieved good results, are as follows. 1 Materials and Methods 1.1 Clinical data selection 52 cases of rectal cancer patients in our department from January 2013 to January 2015, of which 28 males and 24 females