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流行性出血热的临床表现比较复杂,在流行季节除比较典型的病人之外还存在着不少各种类型的不典型的病人,也可能存在亚临床型感染。另一方面在早期发热期和其他热性病尤其是上感很难鉴别。因此多年来在实际工作中往往发生误诊,给临床及流行病学工作中带来不少困难。这是因为目前流行性出血热的病原体还没有效地掌握住,另外有效的实验室诊断方法还没有建立起
Clinical manifestations of epidemic hemorrhagic fever is more complicated, in addition to the typical season of the patient there are many different types of atypical patients, there may be subclinical infection. On the other hand, it is very difficult to distinguish especially the early febrile period and other febrile diseases. Therefore, misdiagnosis often occurs in actual work over the years, bringing many difficulties to clinical and epidemiological work. This is because the current pathogens of hemorrhagic fever have not been effectively mastered, and an effective laboratory diagnostic method has not yet been established