儿童呼吸道感染是儿科常见的多发的呼吸系统感染性疾病,具有较高的发病率。由于临床早期病原诊断受限,导致一些病例存在滥用抗生素现象的发生。本文通过检测呼吸道感染患儿血清中的C反应蛋白(CRP)浓度变化,探讨其对临床医生鉴别细菌性感染和病毒性感染的指导意义。1资料与方法1 Children’s respiratory tract infection is a common pediatric respiratory disease, with a high incidence. Due to the limited diagnosis of early clinical pathogen, resulting in the abuse of antibiotics in some cases the occurrence of the phenomenon. In this paper, the detection of serum C-reactive protein (CRP) levels in children with respiratory tract infection to explore its guidance to clinicians to identify bacterial infections and viral infections. 1 Materials and Methods 1