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为了探讨老年人结肠病变致下消化道出血的临床特点，本文对我院内窥镜检查下消化道出血患者926例进行年龄分组，结果报告如下。临床资料病材926例为找院门诊和住院患者，均经纤维结肠镜检查，并排除肛管病变引起血便的病例。其中老年组228例，年龄60～84岁，男172例、女56例；
In order to explore the clinical features of colitis caused by lower gastrointestinal hemorrhage in elderly patients, this paper on our hospital endoscopic 924 cases of patients with gastrointestinal bleeding grouped by age, the results are reported as follows. Clinical data 926 cases of disease-seeking materials to find hospital and inpatient hospital patients were diagnosed by colonoscopy and exclusion of anal canal lesions caused by bloody cases. Among them, 228 cases of elderly group, aged 60 to 84 years, 172 males and 56 females;