患者男,34岁,因“发热10天”入院,患者入院前10天无明显原因出现发热,体温在37.5～39℃之间,伴寒战,无明显咳嗽、咳痰,无胸痛,无腹痛、腹泻,无尿频、尿急、尿痛。在外院静点利复星3天、红霉素2天,无缓解而入院治疗。既往1年前曾在运动中突发晕厥2次,数分钟后自行缓解。入院查体:T38℃,BP110/70mmHg,咽部无充血,双肺呼吸音清,心率105次/分,律齐,各瓣膜听诊区未闻及杂音,腹软无压痛,肝脾 The patient, male, 34 years old, was admitted for 10 days because of fever. There was no obvious cause of fever in the patients 10 days before admission. The temperature ranged from 37.5 to 39 ° C, with chills, no obvious cough, sputum, no chest pain, no Abdominal pain, diarrhea, urinary frequency, urgency, dysuria. In the outer courtyard static point Fuli 3 days, erythromycin 2 days, no relief and hospitalization. Sudden syncope in the past 1 year ago in a sudden 2 times, relieve itself after a few minutes. Admission examination: T38 ℃, BP110 / 70mmHg, throat no congestion, lung breath sounds clear, heart rate 105 beats / min, law Qi, the valve auscultation area did not smell and noise, abdominal soft no tenderness, liver and spleen