局限于粘膜层或仅浸润粘膜下层的大肠癌,不论局部淋巴结有无转移,谓之早期大肠癌.大肠癌按其增殖和扩张的方式可分为向腔内突出的隆起型和以同心圆状向水平方向扩展的表面型.我院内科于1986年3月～1996年3月行纤维结肠镜检查共发现早期表面型大肠癌12例,占同期检出早期大肠癌的9.6%,均经手术病理证实,现报告分析如下:1 临床资料1.1 一般资料:本组12例,均经手术及病理检查证实,其中男性8例,女性4例,男女之比为2:1.年 Confined to the mucosal layer or only infiltrating the submucosa of colorectal cancer, regardless of local lymph node metastasis, that of early colorectal cancer. Colorectal cancer in accordance with its proliferation and expansion of the way can be divided into the luminal prominent bulge type and concentric Horizontally extended surface type. In our department of internal medicine from March 1986 to March 1996, a total of 12 cases of early-stage colorectal cancer were detected by colonoscopy, accounting for 9.6% of early-stage colorectal cancers in the same period. Pathology confirmed, the report is analyzed as follows: 1 Clinical data 1.1 General information: The group of 12 cases, were confirmed by surgery and pathological examination, including 8 males and 4 females, male to female ratio of 2:1.