【摘要】 目的 总结感染性不明原因发热(FUO)患者的特点,以利于明确感染性FUO的病因。方法 对确诊的87例感染性FUO患者的病因和检查结果进行回顾性分析。结果 87例感染性FUO患者中,细菌性感染65例(74.7%)、病毒性感染15例(17.2%)、真菌性感染7例(8.0%);经血清学或细菌学检查，明确诊断者47例(54.4%),经支气管镜检查明确诊断者9例(10.3%)，影像学检查明确诊断8例(9.2%),组织病理检查明确诊断1例(1.1%),临床综合诊断、经验性治疗明确诊断14例(16.1%)。结论 感染性FUO病因谱中，结核病是主要病因，有30例,占34.5%,诊断性抗结核治疗仍是诊断结核的主要手段,支气管镜在诊断感染性疾病中有重要作用。诊断性治疗需综合评估后运用。

    【关键词】 不明原因发热； 诊断； 治疗

    The clinical review of 87 cases of unknown origin caused by infection with fever XU Wen.The Public Health Clinic of Nantong University of Jiangsu Province, Nantong 226019，China

    【Abstract】 Objective To evaluation patient characteristics,to clarify the etiologies of FUO caused by infection .Methods Etiologies and results of diagnostic tests were retrospectively analysised in 87 patients of fever of unknown origin caused by infection.Results Etiologies of FUO were as follows: bacterial infections 65 cases (74.7%), Virus infections 15 cases (17.2%),and Fungi infections 7 cases (8.0%). 47 cases (54.4%)final diagnosed by Serology and Bacteriology,9 cases (10.3%) by bronchoscopy, 8 cases (9.2%)by imaging diagnosis,1 cases (1.1%) by histopathology and 14 cases (16.1%)final diagnosed by general inspection and diagnostic treat.Conclusion In our series,tuberculosis was found to be 30 cases(34.5%) of the infectious causes of FUO and diagnosed by diagnostic treatment was a main method. It was important to diagnose infections by bronchoscopy. Diagnostic treatment in FUO was applied after cautiously evaluated the results of diagnostic treatment. ......