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HelpTest Code HBCM Anti-Hepatitis B Core Antibody (Anti-HBc), IgM
Additional Codes
| Epic Ordering Code | LAB549 |
| NBS code | LBC13358 |
| Service code | 32138 |
Specimen Requirements
Submit only one of the following:
| Preferred: | Acceptable: |
| Yellow Top | Red Top |
Processing Requirements
Allow specimen to clot for 30 mins and centrifuge within 2 hours
Specimen type: Serum
Volume: 0.5mL
Specimen Stability
| Specimen type | Serum |
|---|---|
| Ambient | 24 hours |
| Refrigerate | 7 days (preferred) |
| Frozen | 1 year |
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
Monday through Friday, TAT 1 - 3 days
Reference Interval
Non-reactive
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
A “reactive” result suggests acute or very recent hepatitis B infection
Update
Last updated 26/06/2026
LOINC Code Information
24113-3
Alias
Anti-HBc IgM
Hepatitis Bc Antibody (IgM)