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嘉山县位于江淮之间皖东丘陵地区,历史上为恶性疟流行区。1989年8～10月份在从没有过病例报告的5个乡的10个行政村内,先后出现了无名高热病人达2954人,占该地区总人口的49.39%。本站采集血片265张,镜检出疟原虫83张,其中恶性疟原虫66张,在检出恶性疟原虫患者中,男性27人,女性29人,性别比为1.28:1;年龄最小者5岁,最大者72岁,15～30岁年龄组28人,占42.42%。首例于8月3日发病,8
Jiashan County is located in the hilly area of Anhui between the Jianghuai region, the history of endemic areas of falciparum malaria. From August to October 1989, in 10 administrative villages in 5 townships where there was no case report, there were 2,954 people who reported anonymous fever, accounting for 49.39% of the total population in the area. 265 blood samples were collected, 83 malaria parasites were detected, of which 66 were Plasmodium falciparum. In the detection of Plasmodium falciparum, 27 males and 29 females, with a sex ratio of 1.28: 1; the youngest 5 years old, the largest of 72 years old, 15 to 30 age group 28, accounting for 42.42%. The first case occurred on August 3, 8