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Labcorp Oklahoma, Inc.
Test Directory


Index:

Hepatitis A Antibody (HAV), IgM

Order Name HEP A M AB
Test Number: 3603500
Revision Date 10/01/2022
Test Name Methodology LOINC Code
Hepatitis A Antibody (HAV), IgM
Chemiluminescence Assay 22314-9 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serum Clot Activator SST Refrigerated
Alternate 1 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Instructions Stability: Ambient 3 days. Refrigerated 7 days. Frozen > 7 days.
GENERAL INFORMATION
Testing Schedule Mon - Fri 
Expected TAT 1-2 Days  
Clinical Use IgM antibody to HAV is almost always detectable by onset of symptoms. The IgM anti-HAV is generally undetectable by 3-6 months after an HAV infection. 
CPT Code(s) 86709
Lab Section Chemistry