目前 ,许多新的或再出现的以出血为主要临床特征的病毒性疾病是由动物或虫媒病毒感染所致。它们中有许多是通过节肢动物传播 (如黄热病毒 ) ,也有一些是通过啮齿动物传播 (如汉坦病毒 )所致。 1976年首次在人类造成流行的埃博拉出血热 (EBHF)具有高度传染性 ,并迅速引起爆发流 At present, many new or recurrent viral diseases with bleeding as the main clinical feature are caused by infection with animals or arboviruses. Many of them are transmitted by arthropods (such as yellow fever virus) and some by rodent transmission (such as hantavirus). The first human-induced Ebola haemorrhagic fever (EBHF) in 1976 was highly contagious and rapidly triggered an outbreak