A Multicenter Observational Study for the Prevention of Colorectal Cancer Using the Existing Data from Participants in the Japan Polyp Study - Observational Study Using Existing JPS Data

ational Cancer Center Hospital0 个研究点目标入组 3,662 人开始时间: 2023年5月1日最近更新: 2023年10月17日

适应症

试验速览

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•1. A history of colectomy (except appendectomy) 2. A history of endoscopic resection of colorectal epithelial tumor, except when detailed information on the previous lesion is confirmed (excluding patients with polyps not collected at the time of endoscopic resection and patients with cancer invading deeper than the submucosal layer even if surgery is not performed) 3. A history of inflammatory bowel disease (ulcerative colitis, Crohn's disease) or current active infectious enteritis 4. Index patients or their family members of familial adenomatous polyposis (FAP), an extremely high-risk group of colorectal cancer, or hereditary nonpolyposis colorectal cancer (HNPCC) Note: Regarding the diagnostic criteria for HNPCC, gastric cancer is added to HNPCC-related cancers, and a histological diagnosis is not required for a family history of cancer based on the Amsterdam diagnostic criteria II. 5. Serious complications (e.g., active cancer of other organs) who are not expected to survive for 5 years 6. Comorbidities (e.g., chronic blood disorder) precluding the achievement of a clean colon

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