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天长县1991年4月麻疹由外地传入即发生局部暴发,引起全县大部分乡镇相继流行,临床诊断病例539例。发病率高达95.36/10万。用 ELISA 法检测麻疹抗体证实为麻疹流行。分布在全县30个乡镇(占83.33％)93个村(占27.68％)。疫情暴发点19处,其病例占总例数的81.63％(440例)。暴发主要累及5～19岁青少年(占80.68％)及5岁以下儿童(占8.86％)。最大的暴发点也是发病最多的乡是张铺乡,发病率高达500/10万以上。1～3月无病例,4月份病例传入即达高峰169例,以后每月发病数都在30～40例以上。
Tianchang County in April 1991 measles transmitted by the local outbreak that occurred, causing most of the county township have been epidemic, 539 cases of clinical diagnosis. The incidence of up to 95.36 / 100,000. Measles antibody detected by ELISA was measles epidemic. Distribution in the county 30 townships (83.33%) 93 villages (27.68%). Epidemic outbreak 19 points, the total number of cases accounted for 81.63% (440 cases). Outbreaks mainly affected adolescents aged 5 to 19 years (80.68%) and children under 5 years (8.86%). The biggest outbreak is also the most affected township is Zhangpu Township, the incidence as high as 500 / 100,000 or more. From January to March, there were no cases. In April, the cases reached 169 peaks, and the monthly incidence was more than 30 to 40 cases.