Test Overview
Chemiluminescent Immunoassay
Presence of hepatitis antibody indicates previous hepatitis B infection or vaccination. The performance of this assay has not been established with cord blood, neonatal specimens, cadaver specimens, heat-inactivated samples or body fluids other than serum.
Non-Reactive: <10 mIU/mL (no immunization); Reactive: >=10 mIU/mL (immunization or previous hepatitis B infection).
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen may be stored at room temperature up to 8 hours; specimen should be frozen if assay will not be completed within 72 hours of collection.
Test Details
4 hours
Specimen Requirements
Collect specimen in an SST or red top tube. Centrifuge, aliquot serum into a plastic vial and refrigerate up to 3 days or freeze for longer storage. Specimens in primary collection tubes are stable 8 hours at room temperature and 1 day refrigerated prior to analysis. Post-vaccination samples should be collected 4-6 weeks from the date of vaccination.