Abstract: This article compared and analysed the clinical characteristics of 265 young patientsamong concers of stomath, colon and esophagues. The results showed the incidence of these disease in our country is highter than in other countries, and it has increased in the past few years, the young patients are highter in deterioration than adult patients, earlier in metastasis of carcinoma, lower in rates of cure and five-year survival. The above-mentioned suggests that we should pay attention to early diagnosis and treatment on yoqng patients.