南平市疟疾流行现状及消除的可持续性

The epidemiological status and sustainability for malaria elimination in Nanping City

目的分析南平市疟疾流行现状及媒介监测情况,探讨消除疟疾的可持续性。方法收集2004—2013年"三热"血检疟疾病例及媒介监测资料进行统计分析。结果 10年共血检发热病人102 600人次,年均血检率3.36‰,阳性病例66例,总阳性率0.64‰。阳性病例中,输入性病例占95.5%(外出感染占81.8%);间日疟占63.6%,恶性疟占28.7%。2个监测点和101个原嗜人按蚊村(点),均未捕获嗜人按蚊。结论南平市已达到消除疟疾标准,但传播风险依然存在。提高基层医生诊治能力,提高监测系统的敏感性,及时发现和治愈传染源,提高群众知晓率,才能保证消除后的可持续性。

Objective To analyze the epidemiological status of malaria and vector surveillance in Nanping,and explore the sustainability for malaria elimination.Methods Blood smears of＂three kinds of fever cases＂were collected and vector surveillance data were analyzed from 2004 to 2013.Results Totally 102,600 fever cases were detected and the blood examination rate per year was 3.36‰.Totally 66 positive cases were found out,andthe positive rate was 0.64‰.In the66 cases,the imported cases accounted for 95.5%（out-of-township infection accounted for 81.8%）.Tertian malaria accounted for 63.6%and malignant malaria 28.7%.The anopheles sinensis was not captured in two surveillance sites and101 original anopheles anthropophagus villages（sites）.Conclusion Nanping City reached the standard of malaria elimination,but there still exist the dissemination risk of malaria.Enhancing doctor＇s ability of diagnosis and treatment,improving the surveillance sensitivity,finding and curing infection source in time and increasing the awareness rate of malaria are necessary for sustainability of elimination,