1962年11月初上海郊区某生产队发生一次哮喘、嗜酸粒细胞增多症的暴发性流行。其特点为。(1)流行时间比较短,病例比较集中;(2)急起发病,件有咳嗽、哮喘等呼吸道症状;(3)嗜酸粒细胞增多;(4)未经特殊治疗,自觉症状均能在短时期(一般为半个月左右)内自行消失。符合上述标准者计71例。本文总结其流行病学调查、临床分析以及病因学调查,报道如下: In early November 1962, an outbreak of asthma and eosinophilia occurred in a production team in the suburbs of Shanghai. Its characteristics are. (1) the prevalence of time is relatively short, the cases are more concentrated; (2) acute onset, a cough, asthma and other respiratory symptoms; (3) eosinophilia; (4) without special treatment, Short period (usually about half a month) disappear on its own. In line with the above criteria in 71 cases. This article summarizes its epidemiological investigation, clinical analysis and etiology investigation, reported as follows: