HBsAg Neutralization

Also Known as (Alias) Hepatitis B Surface Antigen Neutralization
HBsAg Confirmatory
Indications Confirmatory testing of samples found to be repeatedly reactive by the Abbott PRISM HBsAg assay.
Method Abbott PRISM HBsAg Confirmatory assay
Test Information Assay is a qualitative chemiluminescent immunoassay used to confirm the presence of HBsAg in human serum and plasma by means of specific antibody neutralization.
Sample Requirements Living Donor:  Serum or Plasma (EDTA, Potassium oxalate, Sodium citrate, ACD-A, ACD-B, CPD, CP2D, CPDA-1).  Heparin anticoagulants are not acceptable.
Cadaveric Donor: Serum
Requested Volume 6 mL
Minimum Volume or Pediatric volume 2 mL
Sample Information For cadaveric donors, serum can be stored up to 2 days, after which serum should be removed from cells.
Shipping Information Samples are acceptable at 2-8°C for up to 14 days; samples can be frozen at -20 °C or lower.
Requisition Form Donor Testing RFT
Transaction Code 3062-02
CPT Codes 87341
Test Schedule 2 days per week
Turn around Time (analytic time) 500 PM on day of testing
Report/ Results Positive, Negative, or Repeat Reactive, Non-confirming


Also Known as (Alias) Hepatitis B Surface Antigen Neutralization
HBsAg Confirmatory
Indications Confirmation of samples found to be repeatedly reactive by the BioRad GS HBsAg EIA 3.0.
Method BioRad GS HBsAg Confirmatory Assay 3.0
Test Information Assay is a qualitative immunoassay used to confirm the presence of HBsAg in human serum and plasma by means of specific antibody neutralization.
Additional Test Information This is a referral test.
Sample Requirements Living Donor:  Serum or Plasma (EDTA, Sodium and Lithium heparin, Sodium citrate, ACD, CPDA-1)
Cadaveric Donor: Serum
Requested Volume 6 mL
Minimum Volume or Pediatric volume 2 mL
Shipping Information Samples are acceptable at 2-8°C for 7 days; samples may be frozen at -20 °C
Requisition Form Transplant Infectious Disease Testing Request (Contact the Donor Testing Laboratory @425-656-7907)
Transaction Code 3062-02
CPT Codes 87341
Test Schedule Referral Laboratory
Turn around Time (analytic time) Varied, dependent on Referral Laboratory schedule
Report/ Results Confirmed Positive or Non-Confirmed