Antiphospholipid Antibody Panel
Test code
CPT code(s)*
Clinical significance
Test resources
Please visit our Clinical Education Center to stay informed on any future publications, webinars, or other education opportunities.
Details
Includes
Beta-2-Glycoprotein I Antibodies (IgG, IgA, IgM)
Phosphatidylserine/Prothrombin (PS/PT) Antibodies (IgG, IgM)
Cardiolipin Antibodies (IgA, IgG, IgM)
Methodology
Immunoassay (IA)
Alternative name(s)
APS,Cardiolipin Ab
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | 1 mL plasma collected in each of two 3.2% sodium citrate (light blue-top) tubes |
| Alternative specimen(s) | Serum collected in each of two separate tubes |
| Minimum volume | 0.5 mL each specimen |
| Collection instructions | Plasma (preferred): Centrifuge light blue-top tube 15 minutes at approximately 1500 x g within 60 minutes of collection. Using a plastic pipette, remove plasma, taking care to avoid the WBC/platelet buffy layer and place into a plastic vial. Centrifuge a second time and transfer platelet-poor plasma into a new plastic vial. Plasma must be free of platelets (<10,000/mcL). Serum: Centrifuge a red-top tube (no gel) or serum separator tube 15 minutes at approximately 1500 g within 24 hours of collection. Transfer serum into a plastic specimen vial. |
| Transport container | Transport tube(s) |
| Transport temperature | Room temperature |
| Specimen stability | Room temperature: 5 days Refrigerated: 14 days Frozen: 30 days |
| Reject criteria | Gross hemolysis • Grossly lipemic |
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 guidance 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.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
The tests listed by specialty and category are a select group of tests offered. For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services.