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大肠癌的早期发现、早期诊断、早期治疗方面的研究近年已引起国内外的重视。特别是纤维结肠镜及X 线双重造影诊断技术的应用,以及内窥镜息肉摘除术的开展,进一步推动了早期大肠癌的研究工作。本文拟就有关文献进行综述。早期大肠癌的定义早期大肠癌的定义尚未完全确定,但已经有了比较趋于一致的意见。日本于1975年2月召开的第二次大肠癌研究会上作了讨论。参照早期胃癌的概念,将癌限于大肠粘膜层(m 癌)
Research on the early detection, early diagnosis and early treatment of colorectal cancer has attracted attention at home and abroad in recent years. In particular, the application of fiber colonoscopy and X-ray double radiography diagnostic techniques, as well as the development of endoscopic polypectomy, have further promoted early colorectal cancer research. This article intends to review the relevant literature. The definition of early colorectal cancer The definition of early colorectal cancer has not been completely determined, but there has been relatively consistent consensus. Japan discussed the second colorectal cancer research meeting held in February 1975. With reference to the concept of early gastric cancer, the cancer is limited to the large intestine mucosal layer (m cancer)