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Test Code HBSAB Hepatitis B Surface Antibody

Additional Codes

  • Expanse Test Name:Hepatitis B Surface Ab
  • Medinet Ref Code: HBSAB
  • OV Code:CHEM*HBSAB

Performing Laboratory

St. Lukes Hospital Laboratory

Methodology

Chemiluminescence

Specimen Requirements

Serum from gel tube is preferred, plasma from lithium heparin tube is acceptable.

Spin down within 2 hours of draw, and send 2 mL of serum (or plasma). If there is a delay in transport of >3 days, freeze specimen in plastic vial.

 

Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.

Reference Values

Normal Range: Reactive

**Numerical Values are not Reported**

Reactive: Samples with an initial value ≥ 12.0 mIU/mL.

Anti-HBs is detected at ≥ 10.0 mIU/mL and the patient is considered to have protective immunity to HBV infection.

Nonreactive: Samples with an initial value < 8.0 mIU/mL. Anti-HBs is < 10.0 mIU/mL   and the patient is considered not to have protective immunity to HBV infection.

Note:  The results were obtained using Seimen's Atellica.  Results may not be used interchangeably with values from other manufacturers.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

CTP: 86706

LOINC: 5193-8

Additional Information

Specimen Stability:Specimen can be refrigerated at 2° C to 8° C for up to 7 days. If not assayed within 3 days, freeze specimen in plastic vial.