Hepatitis B (HBV) Serology



HBsAg - Presence denotes current HBV infection (chronic or acute)

HBV Core Antibody - Marker of HepB infection at some point

 - Anti-HBcAg IgM - acute/recent infection

 - Anti-HBcAg IgG - chronic/remote infection

Anti-HBsAg - denotes immunity (due to vaccination or past exposure)

HBeAg - Marker of active viral disease and pt. infectiousness

Anti-HBeAg Detected in chronically infected pts or pts who have cleared the infection



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