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Test Name:
Donor, Hepatitis B Virus Surface Antigen, Confirmation
- SBMF No:
28315 - Performance Lab Name:
Blood Bank Services - Test Mnemonic:
HBSAGCONF - ABN:
N/A - CPT Code:
87341 - LOINC Code:
48767-8 - Also Known As:
HBsAg Confirmatory Neutralization Assay - Also See:
28184 – Hepatitis B Virus Surface Antibody (HBsAb), Quantitative
28183 – Hepatitis B Virus Surface Antigen (HBsAg) - Spec Type:
Serum - Spec Container:
Gold top (SST) or red top (serum) tube - Alt Spec Type:
Plasma - Alt Spec Container:
Green top (lithium heparin) , lavender top (EDTA) tube, or light blue top (sodium citrate) tube - Pref Vol:
1.0 mL - Min Vol:
0.5 mL - Fasting:
No - Spec Collect:
Routine blood donor collection - Spec Store Transport:
Room temperature or refrigerated - Spec Stability:
7 days room temperature (20-30°C) or refrigerated (2-8°C)
Greater than 7 days frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Methodology:
Enzyme-Linked Immunosorbent Assay (ELISA)
GS HBsAg Confirmatory Assay 3.0 (Bio-Rad Laboratories) - Use:
Qualitative assay intended for the confirmation of HBsAg reactive specimens detected in the GS HBsAg EIA 3.0 - Reference Range:
Results are reported as Confirmed or Not Confirmed - Additional Test Info:
This assay is intended only for donor testing
For routine patient testing order 28183 – Hepatitis B Virus Surface Antigen which includes both screening and confirmation - Day Run:
Tue, Thu - Time Run:
8:00 am - Time Reported:
5:00 pm - Test Type:
BLOOD BANK
