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流行性出血热是由一种病毒引起的分布广,治疗比较困难,病死率比较高的自然疫源性疾病。目前在全国范围内除青海省外、各省均有此病发生和流行的报导,而石家庄于1983年2月首次出现病例,1984年12月则以桥西区南马路为中心开始流行,至1985年6月先后共发病54例,其中有18例临床症状不典型。(注)经流行病学及血清学调查证实,这次流行是以褐家鼠为主要传染源所引起的,现将此次流行特点报告如下:
Epidemic hemorrhagic fever is caused by a virus widely distributed, the treatment is more difficult, relatively high mortality of natural foci of disease. At present, except for Qinghai Province nationwide, there are reports of the occurrence and prevalence of this disease in all provinces in the country. Shijiazhuang first reported cases in February 1983; in December 1984, it began to popularize south of Qiaoxi District until 1985 In June a total of 54 cases of onset, of which 18 cases of atypical clinical symptoms. (Note) Epidemiological and serological investigations confirmed that the epidemic was caused mainly by Rattus norvegicus. The epidemiological characteristics are reported as follows: