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摘要目的以结肠镜和组织学检查为参考标准,前瞻性评价不使用泻药的CT结肠成像探查一级亲属患有结直肠癌(CRC)的人群临床相关结直肠病灶(≥6 mm息肉或肿块)的
Abstract Objective To evaluate clinically relevant colorectal lesions (≥6 mm polyps or lumps) in first-degree relatives with colorectal cancer (CRC) by using colonoscopy and histological examination as a reference standard and prospectively evaluating CT colonography without laxatives of