笔者随师五年,印象最深的还是肛门指诊对直肠癌早期诊断的意义。在地处偏僻、设备简陋的乡级卫生院,用肛门指诊手法能早期确诊直肠癌。直肠癌早期有大便习惯异常性改变和大便带血或粘液,其鲜血不与大便混合,往往复盖在大便之表面,条状大便随其表面可 The author has five years with the teacher, the deepest impression is the significance of the anal diagnosis in the early diagnosis of rectal cancer. In rural township hospitals, which are located in remote and poorly equipped areas, rectal cancer can be diagnosed early with an anal approach. In the early stage of rectal cancer, abnormal changes in bowel habits and blood or mucous secretions in the stool, the blood does not mix with the stool, and often covers the surface of the stool. The strip stools may follow the surface of the stool.