The blood ammonia levels of the children with infantile hepatitis syndrome induced by CMV infection were not correlated with the liver function indicators, such as total bilirubin, direct bilirubin, alanine aminotransferase, aspartate aminotransferase, γ-glutamyltransferase, total bile acid, and cholinesterase (P>0.05), but they were negatively correlated with blood albumin (ALB) (P<0.05).