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HelpTest ID BLOD0679 Hepatitis B Surface Antigen
Synonym
HBsAg, HBV
Specimen Type/Requirements
Sioux Falls, Fargo, Bemidji, Black Hills
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Lavender top (EDTA) tube - Plasma
Light Green top (Lithium Heparin w/gel) tube - Plasma
Specimen should be centrifuged and separated within 2 hours of collection.
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
This assay is NOT intended for use with neonatal specimens.
Bismarck
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Lavender top (EDTA) tube - Plasma
Light Green top (Lithium Heparin w/gel) tube - Plasma
Test may be affected gross hemolysis and gross lipemia.
Specimen should be centrifuged and separated within 2 hours of collection.
This assay is NOT intended for use with neonatal specimens.
Specimen Volume
| Preferred Volume | 2.0 mL |
|---|---|
| Minimum Volume | 1.0 mL |
Stability/Transport
Sioux Falls, Fargo, Bemidji, Black Hills
| Room Temperature | 24 hours | |
|---|---|---|
| Refrigerated | 6 days | Preferred for transport |
| Frozen | Greater than 6 days |
Bismarck
| Room Temperature | 72 hours | |
|---|---|---|
| Refrigerated | 6 days | Preferred for transport |
| Frozen | 30 days |
Performed Test Frequency
Monday through Sunday
Report Available
1 - 3 days
Additional Information
Sioux Falls, Fargo, Bemidji, Black Hills
If HbsAg is positive, confirmation testing by neutralization will be performed at an additional fee.
Bismarck
If Hepatitis B Surface Antigen is reported as See Confirmation or Sent for Confirmation, confirmation testing by neutralization will be performed at an additional fee.
Methodology
Sioux Falls, Fargo, Bemidji, Black Hills
Chemiluminescence
Bismarck
Chemiluminescent Sandwich Immunoassay
Performing Lab
Sanford Laboratories Sioux Falls, Fargo, Bismarck, Bemidji, Black Hills
CPT
87340
Reflex 87341