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对有较高结肠直肠肿瘤发生危险的溃疡性结肠炎患者采用结肠镜检查监测优于预防性结肠切除术。 Bernstein等检测了40名有发育异常肿块或病变(DALM)的病人,其中17人(43％)在立即行结肠切除术时已发生癌变。即刻结肠切除术时癌的
Colonoscopy is superior to prophylactic colectomy in patients with ulcerative colitis who have a high risk of colorectal cancer. Bernstein et al examined 40 patients with dysplastic lumps or lesions (DALMs), of whom 17 (43%) had a cancerous lesion under immediate colectomy. Immediate colorectal cancer