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军团病系由革兰氏阴性杆菌军团菌感染引起,以肺部炎症为主要表现,为多系统损害的急性感染性疾病。自1976年美国费城暴发一起军团菌感染后,迄今该病已播及30余个国家。美国每年约有25000～50000散发病例。我国自1982年江苏省南京市报告1例后,先后在9个省,市均有散发病例而且北京市及河北省唐山市发生过二次流行。军团病是一种分布广、临床表现多样化、易误诊、重症者可致死亡的病
Legionnaires’ disease is caused by Legionella infection of Gram-negative bacilli, with lung inflammation as the main manifestation. It is an acute infectious disease that damages multiple systems. Since 1976, the outbreak of a Legionella pneumophila infection in Philadelphia, the disease has so far spread to more than 30 countries. In the United States, there are about 25,000 to 50,000 cases of sporadic cases each year. After one case was reported in Nanjing, Jiangsu Province in 1982, China successively issued epidemic cases in 9 provinces and cities and secondary epidemic occurred in Beijing and Tangshan City, Hebei Province. Legionnaire’s disease is a widely distributed, diverse clinical manifestations, easily misdiagnosed, critically ill patients can cause death