出血热系指一组性质相类似的疾病。每多见于农村、林区,呈地方性,有明显季节性,但并非直接接触传染。1825年首先于苏联乌茲别克发现本病,其后在苏联的远东地区续有发现。我国东北、内蒙及朝鲜均曾有流行,挪威、瑞典等地亦有散发病例的报导。将本病分为三型,即克里木出血热,鄂木斯克热,伴有肾脏征候的出血热。伴有肾脏征候的出血热或称出血性肾病肾炎,亦即现所称之流行性出血热。其病原及传染方式目前尚未完全确定,似以病毒的 Hemorrhagic fever refers to a group of similar diseases. Each more common in rural areas, forest, was endemic, obviously seasonal, but not directly linked to infection. The disease was first discovered in Uzbekistan in 1825 and subsequently found in the Far East of the Soviet Union. China’s northeast, Inner Mongolia and North Korea have been popular, Norway, Sweden and other places also reported cases of sporadic cases. The disease is divided into three types, namely, Kerry wood hemorrhagic fever, Omsk fever, accompanied by renal symptoms of hemorrhagic fever. Hemorrhagic fever with renal symptoms or hemorrhagic nephritis, also known as epidemic hemorrhagic fever. The pathogen and the mode of transmission is not yet fully determined, it seems to be a virus