患者、男、４４岁、干部。因反复发热８月入院。反复不规则发热，体温波动在３７．５—４０℃，午后及夜间热势较高。病前８月曾到马来西亚、新加坡等国家农业种植园考查１月。入院前在我市数家医院就诊，先后给予抗生素、抗疟药、抗痨药正规治疗无效。病后体重下降１０ｋｇ。? Patient, male, 44 years old, cadre. Due to repeated fever admitted in August. Repeated irregular fever, body temperature fluctuations in the 37.5-40 ℃, higher in the afternoon and evening heat. In August before the illness went to Malaysia, Singapore and other countries in the assessment of agricultural plantations in January. Before hospital admission in several hospitals in our city, has given antibiotics, anti-malaria drugs, anti-tuberculosis regular treatment ineffective. Weight loss after illness 10kg. ?