Objective: Colorectal cancer is a common malignancy of alimentary tract in our coutry, its therapy include opration, actinotherapy and chemotherapy etc.

• 目的：大肠癌是我国常见的消化道恶性肿瘤，手术、放疗、化疗等综合治疗是大肠癌的治疗原则。大肠癌的辅助化疗方案有很多种，尤其近年来各种新型化疗药物的出现，使大肠癌的辅助化疗有了更多选择。