非癌胃肠道恶性肿瘤少见。我院自1973年6月～1992年12月经内镜检查确诊为胃肠道恶性肿瘤3352例，发现非癌恶性病变50例，占恶性病变的0．015％。临床资料本组50例中，男32例，女18例；年龄为16～72岁，40岁以上者35例，占70％；病程最短20d，最长3年6个月；临床表现：与癌类似 Non-cancerous gastrointestinal cancers are rare. In our hospital from June 1973 to December 1992, 3352 cases of gastrointestinal malignant tumors were diagnosed by endoscopy. 50 cases of non-cancerous malignant lesions were found, accounting for 0.015% of malignant lesions. Clinical data in this group of 50 cases, 32 males and 18 females; aged 16 to 72 years old, 35 years of age 35 cases, accounting for 70%; the shortest course of 20d, the longest 3 years and 6 months; clinical manifestations: and Similar to cancer