Serologic Profiles of the EBV Antibody Tests

 

VCA IgM

VCA IgG

EBNA

EA

Interpretation

Neg

Neg

Neg

Neg

Seronegative - susceptible

Pos

Pos

Neg

Pos/Neg

Acute primary infection

Neg/Pos

Pos

Neg/Pos

Pos

Recent primary infection

Neg

Pos

Pos

Neg/Pos

Past infection

Neg

Pos

Pos

Pos/Neg

Reactivated infection

Individual responses may differ from these characteristic patterns.  Equivocal results are within 10% of the cut-off concentration for a positive.