Lupus Anticoagulant/Cardiolipin Antibody (Esoterix)

CPT: 85598; 85610; 85613(x2); 85670; 85730; 85732(x2); 86146(x3); 86147(x2)
Print Share

Test Details

Test Includes

Anticardiolipin antibody, IgG; anticardiolipin antibody, IgM; APTT; APTT 1:1 NP; APTT 1:1 saline; β2-glycoprotein I, IgA; β2-glycoprotein I, IgG; β2-glycoprotein I, IgM; dilute Russell's viper venom time (dRVVT) confirm seconds; dilute Russell's viper venom time (dRVVT) ratio; dilute Russell's viper venom time (dRVVT) screen seconds; hexagonal phospholipid neutral; INR; lupus anticoagulant interpretation; prothrombin time; thrombin time


Clot; enzyme-linked immunosorbent assay (ELISA)

Specimen Requirements


Plasma and serum, frozen


Three tubes of citrated plasma with 2 mL each and 2 mL serum


Blue-top (sodium citrate) tubes and red-top tube or gel-barrier tube


Plasma and serum must be separated from cells within 45 minutes of venipuncture. Send plasma and serum in plastic transport tubes. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions


Clinical Information

Special Instructions

This test will reflex to Immediate aPTT Mixing Studies if aPTT is five or more seconds above the upper end of the reference interval.

For Providers

Please login to order a test.


© 2018  Laboratory Corporation of America® Holdings and Lexi-Comp Inc. All Rights Reserved.

CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at Additional information regarding LOINC® codes can be found at, including the LOINC Manual, which can be downloaded at