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.
Test Details
4 hours
Specimen Requirements
Collect specimen in an SST or red top tube. Centrifuge, aliquot serum into a plastic vial.
Storage conditions:
Refrigerate at 2-8C for 7 days, for long term storage, freeze at -20C with up to 4 freeze/thaw cycles.
Post-vaccination samples should be collected 4-6 weeks from the date of vaccination.
Red Top Tube; Green Top Tube (heparinized plasma); Lavender Top Tube (EDTA plasma)
1.0 mL serum
0.5 mL serum