我院肠镜室1986年3月～1996年6月纤维结肠镜检查1810例次，发现直结肠癌128例，分析如下：1临床员料患者为门诊或住院病人，因下消化道症状而接受纤维结肠镜检查，128例直结肠癌病人中，男性84例，女性44例，年龄27～84岁，平均年龄61．3岁。2临床表现便血65例（45．1％），腹 In the colonoscopy department of our hospital from March 1986 to June 1996, there were 1810 cases of colonoscopy, and 128 cases of rectal cancer were found. The analysis was as follows: 1 The clinician was expected to be an outpatient or inpatient and was accepted for lower gastrointestinal symptoms. Fiber colonoscopy, 128 patients with colorectal cancer, 84 males and 44 females, aged 27 to 84 years, mean age 61.3 years. 2 clinical manifestations of hematuria in 65 cases (45.1%), abdominal