缺血性结肠炎临床研究

CLINICAL STUDY OF ISCHEMIC COLITIS

目的 :探讨缺血性结肠炎的病因、临床特点及诊断步骤。方法 :回顾 1 990年 5月— 2 0 0 1年 7月间37例病例并进行综合分析。结果 :缺血性结肠炎病因达 1 2种 ,血管阻塞性因素近 70 % ,5 1～ 70岁年龄段者62 .2 % ,发病部位 75 %于左半结肠 ,临床主要表现为腹痛、腹部触痛、便血、腹泻及腹胀 ,约 90 %急性发病。钡灌肠检查 80 %显示有肠粘膜紊乱、点片状溃疡或肠管挛缩等 ,结肠镜检查依结肠缺血程度不同而有粘膜充血水肿、糜烂、溃疡、肠腔变形及狭窄等。结论 :缺血性结肠炎多数病因为肠血流阻塞性病变 ,急性发作的腹痛是其临床特点 。

Objective:To investigate causes,clinical characteristics,and diagnosis of ischemic colitis.Methods:37 cases from 1990 to 2001 were reviewed and analysed.Results:There were 12 factors related with ischemic colitis,about 70% of them were caused by blood vessel emphraxis,62 2% were between 51 70,75% lesions were located in left colon,major clinical characteristics were abdominal pain,abdominal distension,diarrhea and bloody stool.Barium enema demonstrated intestinal mucosa derangement,punctum ulcer and colon contracture in 80% of the patients.Congestion edema,erosion,ulcer deformation and narrow were found by colonoscope.Conclusion:Ischemic colitis is mainly caused by colon blood vessel emphraxis,acute abdominal pain is main clinical feature,and colonoscope examination is an effective method for diagnosis of the disease.