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HelpTest Code ACAG Anti-Cardiolipin Antibody, IgG
Laboratory Code
LAB1735
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
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Gross Lipaemia | Reject |
| Others | Not applicable |
Reference Interval
| Negative | < 15 GPL |
|---|---|
| Intermediate | 15 – 20 GPL |
| Positive | > 20 GPL |
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
12160
LOINC Code Information
3181-5
Alias
ACA IgG
Anticardiolipin Antibodies
Antiphopholipid Antibodies
Update
Last updated 21/03/2025