婴儿肝炎综合征是胚胎期和新生儿期以及围产期发生感染,特别是病毒感染比较常见,尤其是巨细胞病毒感染,在出生前肝功能已受损,肝细胞充血肿胀,感染不及时控制或迁延不愈,极可能导致肝纤维化,最后引起肝硬化而失去治疗机会。因此,在生后3个月内及早治疗,肝脏炎症可得到及时控制, Infant hepatitis syndrome is embryonic and neonatal and perinatal infections, especially viral infections are more common, especially cytomegalovirus infection, liver function has been impaired before birth, congestion and swelling of liver cells, infection is not controlled in time Or delayed healing, most likely lead to liver fibrosis, eventually leading to cirrhosis and loss of treatment opportunities. Therefore, early treatment within 3 months after birth, liver inflammation can be timely control,