Epic Code LAB7980 Hepatitis A Antibody, IgM
Test Name Alias
Hepatitis A IgM Antibody Level | 6784
Interface Order Alias
10161
Collection Instructions
Specimen Collection: Blood
Container(s): Gold Top (Serum Separator-SST Gel)
- CHS: Lithium Heparin Plasma also acceptable
- Preferred Volume to Collect: 5.0 mL
- Minimum Volume to Collect: 2.0 mL
- Neonate Volume to Collect:
- Capillary collect ok?
- Microtainer acceptable:
Collection Instructions:
- Gently invert gold tube(s) 8 – 10 times to mix clot activator with blood.
- Specimen should be processed within 2 hours – See Processing Instructions.
Processing Instructions (Laboratory, Outpatient or Off-site collection)
- Processed Specimen: Serum
- Centrifuge/Spin: Yes
- Aliquot:
- Minimum Volume: 1.0 mL serum
- Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
- Transport Temperature: Refrigerated
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: 2 hours (if testing is delayed or transit, then refrigerate)
Refrigerate: 72 hours
Frozen: aliquot serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available 24 hours, usual TAT 1 day
Reference Range
Nonreactive
Performing Department
Chemistry
Performing Department Laboratory Location
CHW: Corewell Health Reference Laboratory, Grand Rapids, MI
CHS: Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI
Methodology
Chemiluminescence
CPT
86709
CDM Code
3028670901
Epic Test ID
1230100753
LOINC
Hep A IgM Ab: 22314-9
Mayo Access Code
SHO6784
Reviewed Date
3/7/2024
Updated Date
5/16/2025 - CHS info added