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一、初步分析与判断根据流行病学和临床特点,初步考虑以下几种疾病。 1.病毒性上感:患者相对集中,来势凶猛,较短时间内出现34名患者,血相偏低或正常。同期内居民中亦有21名高热7天以上的患者。但是在居民和部队中的发病者,仍属分散,不像上呼吸道感染发病情况。本次流行中,具有上呼吸道症状者,仅是少数。病毒感染病程一般不超过1周,病原学也不支持该病的诊断,故可能性很小。 2. 斑疹伤寒:根据发病季节,居住地有鼠及蚤、虱的存在,以及发病形式、临床
First, the initial analysis and judgment According to epidemiological and clinical features, the initial consideration of the following diseases. 1. Viral sense: patients are relatively concentrated, ferocious, a short period of time there are 34 patients, the blood phase is low or normal. In the same period, 21 residents with fever were more than 7 days. However, the incidence among residents and troops is still scattered, unlike the incidence of upper respiratory tract infection. In this epidemic, those with upper respiratory symptoms are only a few. The duration of the virus infection generally no more than 1 week, the etiology does not support the diagnosis of the disease, so the possibility is small. 2. Typhus: According to the season of onset, living in rats and fleas, the presence of lice, and the incidence of forms, clinical