我科自1970年至今共收治4例类癌肿瘤,现结合文献对其发病率、病理、临床表现、诊断、治疗和类癌综合征进行讨论。病例报告例1:男,58岁。因经常便秘,排便困难逐渐加重20多年,于1974年8月16日入院。病期中无脓血便或水样腹泻,无气喘或皮肤潮红。体检:肝大肋下4cm.肛门指检发现距肛缘6cm 直肠前半圈高低不平肿 In our department, 4 cases of carcinoid tumors have been treated since 1970, and the incidence, pathology, clinical manifestations, diagnosis, treatment and carcinoid syndromes are discussed in the literature. Case Report Example 1: Male, 58 years old. Due to frequent constipation, difficulty in defecation has gradually increased for more than 20 years. He was admitted to hospital on August 16, 1974. No pus or watery diarrhea during the disease period, no asthma or flushing of the skin. Physical examination: Liver ribs 4cm. Anal finger detection found 6cm from the anal verge