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目的了解移民和移民区的疟疾流行情况,为防治提供依据。方法调查移民和当地居民的疟疾发病情况、居住房屋及防蚊情况、小学生和当地居民疟疾带虫情况,收集全县疟疾疫情和移民点周围发热患者血检资料,媒介情况和防治措施。结果近6年全县的疟疾发病率波动在15.25/万～31.19/万之间,2002～2003年42.48%的疟疾病例为境外感染,2004年勐马地区恶性疟占17.39%,小学生和当地村民的带虫率为0;移民的住房和防蚊条件好于村民,移民疟史率为0,当地居民为21.28%;查获微小按蚊等9种按蚊,微小按蚊占总数的3.35%。结论移民具有良好的居住及生活环境,免受疟疾感染。鉴于当地是疟疾高发区,又受境外疟疾高度流行的影响,要继续做好移民的疟疾防范工作。
Objective To understand the prevalence of malaria in immigrant and immigrant areas and provide basis for prevention and treatment. Methods The incidences of malaria, housing and mosquito control, malaria parasites among primary school students and local residents were investigated. The blood samples, media and prevention and treatment measures of malaria epidemic in the county were collected. Results The incidence of malaria fluctuated between 15.25 / million and 31.19 / million in the past 6 years. From 2002 to 2003, 42.48% of cases of malaria were infected overseas. In 2004, falciparum malaria accounted for 17.39% in Mengma region. Primary school students and local villagers Of the parasites was 0. The housing and anti-mosquito conditions of the resettlers were better than that of the villagers. The rate of migratory malaria was 0 and that of local residents was 21.28%. Nine Anopheles and Anopheles minimus were found, accounting for 3.35% of the total. Conclusion Immigrants have a good living and living environment from malaria infection. In view of the high incidence of malaria in the area and the high prevalence of malaria outside the country, it is necessary to continue to do a good job in malaria prevention of immigrants.