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HelpTest Code ACAM Anti-Cardiolipin Antibody, IgM
Laboratory Code
LAB1736
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII) / Red Top
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 8 hours |
| Refrigerate | 2 days (preferred) |
| Frozen | 14 days |
Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)
Days and Times Performed
Thursday 9am, TAT 28 days
Specimen Condition
| Haemolysis | Gross reject |
|---|---|
| Icterus | Not applicable |
| Lipaemia | Gross reject |
| Others | Not applicable |
Reference Interval
| Negative | < 12.5 MPL |
|---|---|
| Intermediate | 12.5 – 20 MPL |
| Positive | > 20 MPL |
Testing Laboratory
National University Hospital
Haematology, 67725320
Useful For
Investigation of acquired thrombotic tendency and in autoimmune disorders,
e.g. Antiphospholipid syndrome, systemic lupus erythematosus.
Service Code
12161
LOINC Code Information
3182-3
Alias
ACA IgM
Anticardiolipin Antibodies
Antiphopholipid Antibodies
Update
Last updated 21/03/2025