患者男 ,42岁。因反复发热 30余天就诊 ,体温波动于37 0～ 38 5℃ ,呈弛张热型 ,发热时间多在 16～ 2 2时 ,上午体温正常 ,无咳嗽、咳痰 ,无畏寒、多汗 ,无咽痛 ,无关节肿痛 ,无腹痛 ,尿便正常 ,食欲差 ,1个月体重下降约 8ｋｇ ,疲乏无力。曾就诊于多家医院 ,按“感染性发热” The patient was male, 42 years old. Due to repeated fever more than 30 days of treatment, body temperature fluctuations in the 37 0 ~ 38 5 °C, was remittent fever type, fever time is mostly 16 to 22 hours, normal body temperature in the morning, no cough, sputum, no chills, sweating, no Sore throat, no joint swelling and pain, no abdominal pain, normal urine, poor appetite, 1 month weight loss of about 8kg, fatigue and weakness. Visited a number of hospitals, according to “infectious fever”