鼠疫是一种烈性传染病,也是一种自然疫源性疾病,它的发生和流行会造成严重的危害,关系到社会稳定、经济发展和人民生命健康。1955年我国将其列为甲类传染病之首进行管理。20世纪中叶,由于城市家鼠鼠疫流行被控制,人间鼠疫呈急剧下降趋势。但进入80年代以后,鼠疫在世界范围内逐 Plague is a potent infectious disease as well as a natural epidemic disease. Its occurrence and prevalence can cause serious harm, which is related to social stability, economic development and people’s life and health. In 1955, our country listed it as the first group A infectious disease management. In the mid-20th century, the epidemic of human plague in the city was rapidly declining due to the control of the epidemic of domestic rats and rats in urban areas. However, since the 1980s, the plague has been on a world-wide scale