Test Code LAB472 Hepatitis B Surface Antibody
Clinical System Name
Hepatitis B Surface Antibody
Synonyms
aHBs; Hepatitis B Surface Antibody IgG; HBSAb
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST, Red, Gold microtainer, Dark Green/Sodium Heparin, Lt. Green/Lithium Heparin Microtainer, Lavender/EDTA
Preferred Vol: 1.0 mL
Minimum Vol: 0.5 mL
Note:
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: CPA refrigerator, FrigD rack. Serum should be removed from separator for storage.
Off-site collection: Spin blood. Transfer serum to plastic aliquot container. Send refrigerated.
Note: Performed with other Hepatitis assays, specimen may be stored in same container as Hepatitis A total, Hepatitis B Core IgM, Hepatitis B Surface antigen, Hepatitis C Ab.
Stability
Specimen Type | Temperature | Time |
---|---|---|
serum/plasma | Room temp | 3 d |
Refrigerated | 7 d | |
Frozen -20 C | 2 m |
Availability
STAT | Performed | TAT |
---|---|---|
N | M, W, F day shift | 1- 5 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem West
Phone Number: (206) 987-2565
CPT Codes
86706
Methodology
Method: Chemiluminescent microparticle immunoassay (CMIA) on the Alinity i
Analytical Volume: 0.25mL serum
Limitations:
Reference Range
Nonreactive: < 8.0 mIU/mL
Indeterminate: ≥ 8.00 mIU/mL and <12.00 mIU/mL
Reactive: ≥ 12.00 mIU/mL