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Test Code LAB472 Hepatitis B Surface Antibody

Additional Codes

AHBSAG

Collection:

Specimen: Blood 

Container: SST or Red Top

Specimen Volume: 7 mL; Minimum 3 mL

 

Pediatric Collection:

One Gold or Red Top microtainer filled to 600 uL.

Stability:

Once serum is separated from cells:

 

Ambient: 8 Hours

Refrigerated (preferred): 1 Week

Frozen: 2 Weeks

Turnaround Time (TAT):

STAT: 2 HOURS

Routine: 3 HOURS

Test Availability:

Daily / 24 Hours 

Performing Laboratory Section:

Chemistry / UMC MAIN LABORATORY

Reference Interval:

Non-Reactive

Interpretive Data:

 A negative value indicates the anti-HBs level is below 8 mIU/mL and the patient is considered not to have protective immunity to HBV infection. A positive test indicates the patient has anti-HBs equal to or greater than 12 mIU/mL. This cutoff is the accepted level for protective immunity to hepatitis B as defined by the World Health Organization level and in accordance with CDC guidelines. Interpretation information is based on the Abbott product literature. Results by other assay methods cannot be used interchangeably with the Abbott assay values.

 

Result Interpretation
Nonreactive Individual is considered not immune to HBV infection.
Grayzone The immune status of the individual should be further assessed by considering other factors, such as clinical status, follow-up testing, associated risk factors, and the use of additional diagnostic information.
Reactive Individual is considered immune to HBV infection.