随着生活习惯与饮食结构的变化,我国的直肠癌的发病日益增加,影响结直肠癌预后的首要指标是治疗时结直肠癌的分期~([1]),早期结直肠癌根治术后,病人5年存活率可达90%以上,而晚期癌5年存活率不足10%~([2]),但由于种种原因,大多数病人就诊时多已是中晚期,预后相对很差,若能早期就诊早期治疗,则相对很好,所以本文将就直肠癌早期症状及所需检查做一简单综述。 With the change of living habits and dietary structure, the incidence of rectal cancer in our country is increasing day by day. The primary index that affects the prognosis of colorectal cancer is the staging of colorectal cancer during treatment. ([1]). After radical resection of colorectal cancer, 5-year survival rate of patients up to 90%, while the 5-year survival rate of advanced cancer less than 10% ~ ([2]), but due to various reasons, most of the patients are mostly middle-late treatment, the prognosis is relatively poor, if Early treatment of early treatment, is relatively good, so this article will be early symptoms and the required examination of rectal cancer to do a brief review.