Children with EBV-HLH had a longer duration of pre-hospital fever and overall duration of fever compared with those with EBV-IM; furthermore, elevated levels of alanine aminotransferase, aspartate aminotransferase, lactate dehydrogenase, triglyceride, and ferritin were more obvious in the EBV-HLH cases. Here, GPT is linked to hemophagocytic syndrome.