通常认为所有的结肠息肉只要有可能就应摘除 ,并且最好是通过结肠镜摘除。由于结直肠大息肉有潜在的恶变可能 ,并且内镜下摘除不完全。因此 ,结直肠大息肉对内镜医师是一个困难的问题。本研究目的是评价内镜下完整摘除结直肠大息肉的可能性和危险性。　　方法 :1992～ 2 0 0 1 It is generally accepted that all colon polyps should be removed whenever possible and most preferably by colonoscopy. Due to the possibility of colorectal polyps potentially malignant transformation, and endoscopic removal incomplete. Therefore, colorectal polyps endoscopy doctors is a difficult issue. The purpose of this study was to evaluate the possibility and risk of complete removal of colorectal polyps under endoscopy. Methods: 1992 ~ 2 0 0 1