目的 让临床医师了解近年来肺炎支原体(MP)感染是以支气管炎和上呼吸道感染为主,典型肺炎少见。方法 用生物试剂肺炎支原体选择培养基检测结果全部阳性,用红霉素治疗。结果 103例肺炎支原体感染全部治愈。结论 肺炎支原体感染是小儿呼吸道感染的常见病,近年来幼年龄患病者有增多趋势。 Objective To allow clinicians to understand that mycoplasma pneumoniae (MP) infection in recent years is based on bronchitis and upper respiratory tract infection, and rare pneumonia. Methods The biological reagent Mycoplasma pneumoniae selection medium test results were all positive, erythromycin treatment. Results 103 cases of Mycoplasma pneumoniae infection were cured. Conclusions Mycoplasma pneumoniae infection is a common disease of respiratory tract infection in children. In recent years, the prevalence of juvenile patients has an increasing trend.