CARDIOLIPIN ANTIBODY, IGA

Test Code

CARGA

CPT Codes
86147

Includes

Cardiolipin antibody IgA

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.5 mL

Other Acceptable Specimens

or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of serum or plasma and red cells. Separate and refrigerate until tested.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed samples will be rejected

Methodology
Multiplex Flow Immunoassay

Setup Schedule

M, Tu, W, Th, F, Sa, Su

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

<20 GPL'U/mL is Negative
> or = to 20 GPL'U/mL is Positive

Clinical Significance

Preferred second-line testing for strong suspicion of seronegative antiphospholipid syndrome (APS). Order incrementally or concurrently with other non-criteria antiphospholipid antibody tests. Cardiolipin antibody IgG and IgM panel is preferred (CAGM2).

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NIM5 (Immunology, Bioplex)

Last Updated: June 8, 2023

The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.