我们遇到一例64天原因不明的间断性发热,经丙种球蛋白(IgM)治疗后体温恢复正常,现报告如下。患者男,32岁,住院号22903。于1979年10月无明显锈因开始畏寒、发热。经静脉滴注四环素,于3天后热退。一周后又突然发热,虽经四环素静点,先后肌注庆大霉素,青、链霉素等,热仍 We encountered a 64-day unexplained intermittent fever, after gamma globulin (IgM) treatment returned to normal temperature, are as follows. Male patient, 32 years old, hospital number 22903. No obvious rust in October 1979 due to chills and fever. After intravenous infusion of tetracycline, heat back in 3 days. After a week and suddenly fever, although tetracycline static point, has intramuscular injection of gentamicin, blue, streptomycin, heat still