肺炎是威胁儿童健康的一大类疾病，其诊断主要依靠病史、体格检查、胸部X线和CT检查等。体格检查的可靠性较低，而胸部X线和CT检查对儿童有一定的辐射损伤。因此，近年来提出应用肺超声诊断儿童肺炎。文章综述近年来肺超声在儿童肺炎诊断及随访中的应用。“,”Pneumonia is a major disease threatening the health of children, and its diagnosis mainly depends on medical history, physical examination, chest X-ray and CT examination. The reliability of the physical examination was low, while the chest X-ray and CT examination had certain radiation damage to children. Therefore, in recent years, the application of lung ul-trasound is popular in diagnosis of pneumonia in pediatric patients. This article reviewed the application of lung ultrasonography in diagnosis and follow-up of pneumonia in pediatric patients..