目的探讨新生儿呕吐的常见病因。方法对 117例新生儿进行临床病因分析并分类。结果内科原因呕吐 96例 ,占 82 .1% ,其中感染性疾病为致呕吐的主要疾病 ;外科原因呕吐 2 1例 ,占 17.9% ,以先天性消化道畸形为主。结论内科性疾病是引起新生儿呕吐的常见病因 ,败血症、肺炎、新生儿缺氧缺血性脑病为主要疾病 ;外科原因呕吐所占比例虽较少 ,但需早期确诊 ,及时手术治疗。 Objective To investigate the common etiology of neonatal vomiting. Methods The clinical etiology and classification of 117 newborns were analyzed. The results of medical reasons vomiting in 96 cases, accounting for 82.1%, of which infectious diseases are the main cause of vomiting; surgical causes of vomiting 21 cases, accounting for 17.9%, with congenital gastrointestinal malformations. Conclusion The main cause of neonatal vomiting is sepsis, septicemia, pneumonia and neonatal hypoxic-ischemic encephalopathy. However, the proportion of vomiting due to surgical reasons is small, but early diagnosis and timely surgical treatment are required.