军团病是近几年来逐渐受到人们注意的一种急性呼吸道传染病。早在1976年7月,美国退伍军人协会在费城召开一次有4500人参加的退伍军人代表会议,会后一个多月中暴发“肺炎”211例,病死34倒,其中与会代表中发生198例,另外33例发生在代表居住过的旅馆附近。故此,人们惊恐万分,由于当时病因不明,就只好称之为“退伍军人病”或“军团病”。随后美国卫生当局 Legionnaires’ disease is an acute respiratory infection that has drawn increasing attention in recent years. As early as July 1976, the United States Veterans’ Association held a meeting of representatives of veterans who had attended 4,500 people in Philadelphia. Of the 211 cases of “pneumonia” that broke out in more than a month after the meeting, there were 34 fatalities, of which 198 occurred in the participants, Another 33 cases occurred in the vicinity of the hotel where the representative lived. As a result, people are terrified. As the etiology was not clear at that time, they had to call it “Legionnaires ’Disease” or “Legionnaires’ Disease.” Then the U.S. health authorities