腹泻是夏秋季常见病,为了解腹泻患者肠道内原虫感染情况,我们于1990年7—10月,对腹泻患者进行了调查,结果如下: 方法:调查对象为市医院肠道门诊及住院腹泻病人,每天采集新鲜粪便,进行肠道原虫常规检查。结果:此次共检查388人,原虫阳性者89人,阳性率为22.93％。共检出阿米巴滋养体3例,贾弟鞭毛虫滋养体4例,毛滴虫滋 Diarrhea is a common disease in summer and autumn. To understand the intestinal protozoal infections in patients with diarrhea, we conducted a survey on patients with diarrhea from July to October in 1990. The results were as follows: Methods: The patients were enrolled in the gut clinic and hospitalized diarrhea patients , Fresh faeces collected daily for routine examination of intestinal protozoa. Results: This time a total of 388 people were examined, 89 were positive protozoa, the positive rate was 22.93%. A total of 3 trophozoites were detected, 4 giardia trophozoites, Trichomonas vaginalis