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Epic Code LAB472 Hepatitis B Surface Antibody

Important Note

Test cannot be ordered as an add-on

Test Name Alias

Hepatitis B Surface Antibody Level |HBsab | Hep B Qualitative | 6781

Interface Order Alias

10164

Clinical Information

Assay cutoff is calibrated at 11.5 mIU/L value considered to be protective level following vaccination.

Specimen Requirements

Specimen Type: Serum
Container/Tube: Gold Top (Serum Separator-SST Gel)
Volume: 5 mL
Minimum volume: 1.0 mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours

Specimen Transport Temperature

Refrigerate

Specimen Stability

Ambient: 8 hours

Refrigerate: 72 hours

Frozen: aliquot serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day

Reference Range

Nonreactive in unvaccinated individuals. Interpretation of positive result depends on clinical setting.

Performing Department

CHEMISTRY

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI

Methodology

sandwich electrochemiluminescence (ECLIA)

CPT

86706

CDM Code

3028670601

Epic Test ID

1230100758

LOINC

Hep B Surf Ab: 22322-2

Hep B Surf Ab Interp Comment: In process

Mayo Access Code

SHO6781

Additional Information

Non-gel tubes must be centrifuged and aliquoted within 2 hours of collection

Reviewed Date

3/23/2022