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Test Name

Cardiolipin Antibody (IgG)

To view specimen requirements and codes please Select a regional laboratory.

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CPT Code(s)**

86147
**IMPORTANT: CPT Code is informational only; obtain the Test Code for ordering.

Methodology

Immunoassay (IA)

Reference Range(s)

Cardiolipin Antibody IgG

≤14 GPL Negative
15-20 GPL Indeterminate
21-80 GPL Low to medium positive
>80 GPL High positive

Clinical Significance

Cardiolipin antibodies (CA) are seen in a subgroup of patients with autoimmune disorders, particularly Systemic Lupus Erythematosus (SLE), who are at risk for vascular thrombosis, thrombocytopenia, cerebral infarct and/or recurrent spontaneous abortion. Elevations of CA associated with increased risk have also been seen in idiopathic thrombocytopenic purpura, rheumatoid and psoriatic arthritis, and primary Sjögren's syndrome.

Test FAQ

Antiphospholipid Antibodies

Alternative Name(s)

Anti-Cardiolipin IgG,Phospholipid Antibody, IgG

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.

4662
4662
4662
4662
4662
K88555
4662
1362Q
31815R
31815R
4662
4662X
4662X
4662
4662
4662X
20449
20449 CARD IGG
4662X
ANTI CARDIO IGG
CARD IGG
4662
4662
4662
4662
4662
4662
4662
Cardiolipin Antibody (IgG)
4662