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目的：探讨连续高质量结肠镜检查中大肠息肉漏诊率及相关因素。方法选自2014年11月~2015年10月我院收治的大肠息肉患者73例，对这73例患者采用连续高质量结肠镜检查，对检查结果进行分析。结果连续高质量结肠镜检查，大肠息肉能够提高检出率，且大肠息肉的漏诊率与其所在位置、大小以及具体类型有关，横结肠、降结肠、直肠、息肉直径小于5 mm以及无蒂息肉是导致大肠息肉漏诊的主要因素。结论连续高质量结肠镜检查大肠息肉能够有效的降低漏诊率，该种检查方法值得在临床上广泛推广。“,”Objective To study the continuous high quality of colonoscopy in large intestine polypus missed diagnosis and related factors. Methods choose between November 2014 and October 2015, our hospital 73 cases of patients with colon polyp, of which 73 cases were treated by continuous high quality colonoscopy, to analysis the result of the inspection. Results The continuous high quality colonoscopy colon polyps can improve the detection rate, and the missed diagnosis of colon polyps and its location, size and specific types, transverse colon, descending colon, rectum polyp diameter less than 5 mm. Conclusion The continuous high quality colonoscopy colon polyps can effectively reduce the missed diagnosis, the examination method is worth popularizing in clinic widely.