【摘要】 目的　分析杭州市 1991～ 1998年疟疾发病情况。方法　对全市 12个监测点的“三热”病人进行被动监测 ,采用吉氏染色 -油镜进行血涂片检查 ;对流动人口进行主动监测 ,进行间接荧光抗体 (IFA)实验的血清学检查。结果　发病率均在 1/ 10万以下 ,外来人口疟疾输入病例增加 ,“三热”病人检出疟原虫阳性率为 0 .35 % ,流动人口 IFA监测阳性率为 0 .6 1%。结论　输入病例不断增多是疟防工作的最大隐患。更多还原

【Abstract】 Objective To analyse the incidence of malaria in 1991～1998. Methods Passive surveillance on "three fever" patients, active surveillance on floating population were carried out. Results The incidence rate was under 1/100 000 and introducing cases of malaria increased, positive rate of malaria of "three fever" patients were 0.35%, floating population were 0.61%. The patients of malaria were mostly young men, aged from 18 to 50. Conclusions The increase of introducing cases is the highest risk on preventing malaria, we must strengthen surveillance of malaria especially among floating population.更多还原