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Test Code Billings Clinic: 8859 Hepatitis A Antibody, Total (Anti-HAV, Total), Serum

Important Note

In patients receiving therapy with high doses of biotin (> 5 mg/day), no sample should be taken until at least 8 hours after the last biotin administration.

Performing Laboratory

Billings Clinic Laboratory: Chemistry

Useful For

Detection of recent or previous exposure or immunity to hepatitis A

 

See “Viral Hepatitis Serologic Profiles—Billings Clinic Laboratory” under "Resources”

Methodology

Chemiluminescent Microparticle Immunoassay (CMIA)

Specimen Requirements

Serum should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection.

 

  • Draw blood in a serum gel tube(s).
  • Spin down and send 2 mL of serum frozen in plastic vial.
  • Draw date is required on request form for processing.

Storage/Stability

Specimen Type Temperature Time
Serum Refrigerated 7 days
  Frozen (preferred) 1 year
  Ambient 24 hours

 

Reject Due To

  • Heat-inactivated specimen
  • Grossly hemolyzed specimen

Reference Values

Negative (reported as positive or negative)

Day(s) Test Set Up

Daily

Test Classification and CPT Coding

86708 - Hepatitis A antibody (HAAb); total

LOINC Code Information

Reporting Name LOINC Code
HAV Ab, Total 13951-9