Hepatitis B Surface Antigen

BSAG

2-8 C (ice packs)

Store at 2-8 C up to 6 days, -20C if not tested within 7 days

0.5 mL

Plasma (lithium heparin, sodium heparin, EDTA)

• Nonreactive-1.00 S/CO Repeat in duplicate.
• Retest results: Both results NR (<1.00), specimen is considered NR.
• One or both results reactive (>1.00), considered repeatedly reactive.

Routine venipuncture

Draw tube or plastic pour off tube

Immunoassay using CMIA technology

Results, in conjunction with other lab results and clinical info, may be used to provide presumptive evidence of inection with Hep B virus in persons with signs and symptoms and persons at risk for infection

HBsAg