Case 41. EBV hepatitis (infectious mononucleosis) (24 y-o M)

　 　 　 　
　 Liver biopsy from a young adult showing fever, skin rash and moderate liver dysfunction 　
　 　 　 　

　

 　 EBER-1 (EBV-related small nuclear RNA) is demonstrated in the nucleus of a few hepatocytes (in situ hybridization).