HEV IgG Ab, Anti-HEV IgG, Anti-HEV IgM, HEV IgM Ab
Hepatitis E IgM Antibody (anti-HEV IgM) Hepatitis E IgG Antibody (anti-HEV IgG)
3 – 5 mL plain blood.
Refrigerate samples if delay in transporting to laboratory is anticipated. Do not freeze.
Enzyme Immunoassay for both
Acute infection: IgM positive Past infection: IgG positive, IgM negative
Negative report: <1 - 7 days Positive / Equivocal report : <1 – 14 days
In acute HEV infection, both IgM and IgG tests are recommended