海南省原是班氏丝虫病流行区，全省１９个市县均有丝虫病流行，５０年代末调查人群微丝蚴率为５．０５％，经过几十年的防治，至１９８７年全省达到部颁的基本消灭丝虫病标准［１］，此后，丝虫病防治工作进入监测阶段。１９９３年始横向监测微丝蚴阳性率降为０，至１９９４年 Hainan was the original endemic area of ​​Bancroftian filariasis, with endemic filariasis in 19 cities and counties throughout the province. In the late 1950s, the microflora rate of the survey population was 5.05%. After several decades of prevention and treatment, up to 1987 The province has reached the ministerial basic criteria for the elimination of filariasis [1], since then, filariasis prevention and control work into the monitoring stage. In late 1993, the positive rate of lateral monitoring of microfilariae was reduced to 0, till 1994