Test	Result	Interpretation
HBsAg	Negative	Susceptible (not immune) to HBV infection
Anti-HBc	Negative
Anti-HBs	Negative
HBsAg	Negative	Immune because of natural infection
Anti-HBc	Positive
Anti-HBs	Positive
HBsAg	Negative	Immune because of hepatitis B vaccination
Anti-HBc	Negative
Anti-HBs	Positive
HBsAg	Positive	Acute HBV infection
Anti-HBc	Positive
IgM anti-HBc	Positive
Anti-HBs	Negative
HBsAg	Positive	Chronic HBV infection
Anti-HBc	Positive
IgM anti-HBc	Negative
Anti-HBs	Negative
HBsAg	Negative	Four possible interpretations*
Anti-HBc	Positive
Anti-HBs	Negative