本文对1134例纤维结肠镜检查结果作了分析。镜检诊断以慢性结肠炎居首位,息肉次之,结肠癌与溃疡性结肠炎第三。病变分布以乙状结肠和直肠较多。与X 线钡灌肠对比,对结肠疾病的检出率和正确性高,另就病理确诊息肉恶变和隆起型早期结肠癌在结肠镜下如何采取活检标本作了探讨,并讨论了提高纤维结肠镜插入回盲部成功率的手法体会。 This article analyzed the results of 1134 cases of colonoscopy. Microscopic examination diagnosed with chronic colitis first, followed by polyps, colon cancer and ulcerative colitis third. The lesions were distributed more in the sigmoid colon and the rectum. Compared with X-ray barium enema, the detection rate and correctness of colon diseases are high, and the pathological diagnosis of malignant polyps and uplifted early colorectal cancer is discussed under colonoscopy, and the improvement of colonoscopy is discussed. The experience of inserting ileocecal success rate.