A case of acute infectious mononucleosis presenting with very high ferritin

Table 1 Abnormal blood tests in patient

1	Ferritin 2438 (25-400)
2	Bilirubin 50 (0-30)
3	ALT 254 (0-30)
4	ALP 677
5	Gamma GT 817
6	CRP 21 (0-8)
7	IgM 3.73 (0.5-2)
8	Anti EBV nuclear IgG detected
9	Anti EBV capsid antigen IgM and IgG detected
10	Atypical lymphocytes

Table 2 Gastrointestinal manifestations of EBV infection

1	Asymptomatic deranged LFTs
2	Viral hepatitis, usually self limiting
3	Fulminant hepatitis
4	Cholestasis
5	Auto-immune haemolysis causing jaundice
6	Splenomegaly
7	Splenic rupture (rare)