我们于1989年4、11月首次对沿海地区进行了大面积人体肠道寄生虫分布调查。按全国人体寄生虫分布调查的方法进行。结果检查4236人,阳性2111例,阳性率为49.52％。共检出肠道寄生虫12种,其中原虫7种,蠕虫5种,以蛔虫感染率最高(37.34％);12岁下以儿童蛲虫感染率为 In April and November 1989, for the first time, we conducted a survey of large-scale distribution of human intestinal parasites in the coastal areas. According to the survey of the distribution of human parasites. Results 4236 people were examined, positive 2111 cases, the positive rate was 49.52%. A total of 12 intestinal parasites were detected, including 7 protozoans and 5 worms, with the highest infection rate of roundworms (37.34%). The prevalence of pinworm infections in children aged 12 was