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某县某公社某大队,于1973年7月中旬开始,陆续发生以发热、头痛等症状为主要表现的患者,至七月下旬和八月上旬形成爆发高峯。疫情上报后,对重点第五生产小队進行了现场逐户调查,经血清学、病原学和流行病学调查证实系一起钩端螺旋体病的爆发流行。猪是主要传染源。儿童在因雨水冲涮而被污染的水塘内戏水是造成本次爆发流行的主要感染方式。现将调查经过和结果报告如下: 一般概况
A commune in a county brigade, began in mid-July 1973, one after another with fever, headache and other symptoms as the main manifestation of the patient, to late July and early August the peak. After the outbreak was reported, a field-by-household investigation was conducted on the key production team 5 and serological, etiological and epidemiological investigations confirmed the outbreak of leptospirosis. Pig is the main source of infection. Children splashing water in a pond contaminated by rain and rushing is the main mode of infection that has caused this outbreak. Now the survey and the results reported as follows: General Overview