呼吸系统一、上呼吸道感染临床诊断　发热 (≥ 38.0℃超过 2天 ) ,有鼻咽、鼻旁窦和扁桃腺等上呼吸道急性炎症表现。病原学诊断　在临床诊断基础上 ,分泌物涂片或培养可发现有意义的病原微生物。说明　必须排除普通感冒和非感染性病因 (如过敏等 )所致的上呼吸道急性炎症。二、 Respiratory system 1, upper respiratory tract infection clinical diagnosis of fever (≥ 38.0 °C more than 2 days), there are nasopharynx, paranasal sinuses and tonsils and other acute respiratory manifestations of the upper respiratory tract. Etiological diagnosis On the basis of clinical diagnosis, smears or cultures of secretions can find meaningful pathogenic microorganisms. Explanation Acute inflammation of the upper respiratory tract due to common colds and non-infectious causes (eg allergies, etc.) must be excluded. two,