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Test Code EAG Hepatitis B e-Antigen, Serum

Testing Algorithm

See HBV Infection-Diagnostic Approach and Management Algorithm in Special Instructions.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum SST


Advisory Information


If ordered with HBVQN / Hepatitis B Virus (HBV) DNA Detection and Quantification by Real-Time PCR, Serum; send separate vials.



Additional Testing Requirements


 



Necessary Information


Date of collection is required.



Specimen Required


Patient Preparation: For 24 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.

Collection Container/Tube: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions: Centrifuge and aliquot serum into plastic vial within 24 hours.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum SST Frozen (preferred) 28 days
  Refrigerated  7 days
  Ambient  24 hours

Reference Values

Negative

See Viral Hepatitis Serologic Profiles in Special Instructions.

Day(s) and Time(s) Performed

Monday through Saturday; Varies

CPT Code Information

87350

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject

Method Name

Chemiluminescence Immunoassay

Forms

If not ordering electronically, complete, print, and send a Gastroenterology and Hepatology Client Test Request (T728) with the specimen.