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Mayo Clinic Laboratories

Test Code 413 Hepatitis B Surface Antigen (HBsAg)

Additional Codes

ALAB: HEPBAG

PowerChart: Hepatitis B Surface Antigen

MA Cerner: Hep B Surface Antigen

Test Method

MercyOne: One-Step Immunoassay; Abbott Architect

MA: Immunoenzymatic ("Sandwich") Chemiluminescent Method; Roche Cobas 6000

Specimen Requirement

2 mL SST serum

Additional Specimen Collection Information

Collect blood in a serum gel tube. Serum should be separated from contact with the cells within 2 hours of collection. Specimens not centrifuged within 4 hours of collection may be rejected. Refrigerate the specimen if unable to assay within 8 hours of collection. Samples with >1+ lipemia must be cleared prior to analysis.

Performance

Testing is performed Monday through Sunday.

Routine: Typically completed within 4 hours after the specimen arrives at the testing site.

STAT: Typically completed within 2 hours after the specimen arrives at the testing site.

Reference Values

Nonreactive

CPT Code Information

87340 Enzyme Immunoassay Technique by Organism, Hepatitis B surface antigen (HBsAg)

 

United Healthcare requires a signed ABN.

Useful For

Diagnosis of acute, recent, or chronic Hepatitis B infection

Determination of chronic Hepatitis B infection status

LOINC Code Information

5195-3 Hepatitis B Virus Surface Ag [Presence] In Serum

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