类癌是消化道比较罕见的肿瘤。Godwin 认为结肠类癌占所有类癌的2.8%,为结肠癌的0.3%.本文回顾性研究了美国康涅狄格洲1940～1980年间经组织学诊断为结肠类癌的住院病人.材料和方法本组72例结肠类癌患者平均年龄为66.7岁,发病高峰年龄为70岁.男女比例为1:2,两性的平均发病年龄无明显差异(P=0.05).92%的患者均有不适感,仅个别无症状。47%有腹痛,一般在肿瘤部位。19例有食欲不振或体重减轻。其他常见症状为腹胀、恶心,呕吐及腹泻等。确诊前已有症状平均时间为3.6个月.27例有右下腹肿块,12例大便潜血试验阳性,7例有肠梗阻表现。其他体症为:腹部 Carcinoids are rare tumors of the digestive tract. Godwin believes that colorectal cancer accounts for 2.8% of all carcinoid tumors and 0.3% of colorectal cancer. This article retrospectively studied inpatients with colonic cancer diagnosed by histological diagnosis in Connecticut from 1940 to 1980. Materials and Methods The average age of patients with colonic carcinoma was 66.7 years, and the peak age was 70. The ratio of male to female was 1:2. There was no significant difference in the average age of male and female (P=0.05). 92% of patients had discomfort, only individual Asymptomatic. 47% have abdominal pain, usually in the tumor site. In 19 cases, there was loss of appetite or weight loss. Other common symptoms are abdominal distension, nausea, vomiting and diarrhea. The average time before the diagnosis was 3.6 months. 27 cases had a right lower abdominal mass, 12 cases had positive fecal occult blood test, and 7 cases had intestinal obstruction. Other physical symptoms are: abdomen