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Hepatitis B Surface Antigen

Test Code
LHBSAG


Alias/See Also


HBsAg




CPT Codes
87340

Preferred Specimen
2 mL of whole blood (1.0 mL of serum)


Minimum Volume
0.4 mL of whole blood (0.2 mL of serum)


Transport Container
Serum Separator (gold top)


Transport Temperature
Refrigerated


Specimen Stability
Room Temperature: 8 hours
Refrigerated: 48 hours
Frozen: 4 weeks at -20 C
   


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Turbidity


Methodology
Immunometric

Setup Schedule
Set up Monday-Saturday


Report Available
Reported in 24 hours.


Reference Range


Negative






The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.