Sign in →

Test Code HEPBAGN Hepatitis Bs Antigen (HBsAg), Serum

Specimen Requirements

Draw blood in a plain, red-top tube(s) or a serum gel tube(s). Spin down, remove serum from clot within 24 hours, and send 2 mL (minimum volume:  0.5 mL) of serum refrigerated.

Performing Laboratory

Conway Regional Clinical Laboratory Services

Reference Values

Negative (reported as positive or negative)

Interpretation depends on clinical setting.

Methodology

Chemiluminometric Immunoassay

Testing Algorithm:

If HBsAg is positive, confirmation by neutralization will be performed at an additional charge.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

87340 - HBsAg

87341 - HBsAg neutralization (if appropriate)