海南省地处热带,人体寄生虫总感染率超过90％,居全国首位。为了摸清我省肠道原虫的感染现状,以及为制订防治规划提供科学依据,1989年我们按全国人体寄生虫分布调查实施细则的要求和方法,抽样调查琼海、昌江、三亚、临高、琼中等5个县、15个调查点的常住居民,采用碘液直接涂片法,加盖玻片镜检,共检查7958人,结果如下:1 人体肠道原虫感染查见肠道原虫感染者921人,感染率为11.57％(921/7958),其中男性感染率 Hainan is located in the tropics, the total human parasitic infection rate of more than 90%, ranking first in the country. In order to find out the status quo of intestinal protozoan infection in our province and to provide a scientific basis for the formulation of prevention and control plans, we conducted a sampling survey of Qionghai, Changjiang, Sanya, Lingao, Qiong middle five counties, 15 survey points of the residents, using iodine direct smear, cover glass microscopy, a total of 7958 people were examined, the results are as follows: 1 human intestinal protozoan infection to see intestinal protozoan 921 people, the infection rate was 11.57% (921/7958), of which male infection rate