1临床资料1.1一般情况患者男性,年龄19～26岁。3例均在高强度军事训练后发病。发病前1～2周内均有上感病史。1.2临床表现均除具有发热、咳嗽、咽痛等急性上呼吸道感染症状外,尚有心悸、胸闷、非特异性胸痛。系统查体心、 1 Clinical data 1.1 General Male patients, aged 19 to 26 years old. 3 cases were in high-intensity military training after the onset. Before the onset of 1 to 2 weeks have a sense of history. 1.2 Clinical manifestations are in addition to fever, cough, sore throat and other symptoms of acute upper respiratory tract infection, there are palpitations, chest tightness, non-specific chest pain. System check physical heart,