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Test Name:
Cardiolipin Antibody, IgG


  • SBMF No:
    28102
  • Performance Lab Name:
    TMF Chemistry and Immunoassays
  • Test Mnemonic:
    CARDG
  • CPT Code:
    86147
  • Also Known As:
    ACL IgG Antibody; Anticardiolipin IgG; Phospholipid IgG Antibody
  • Spec Collect:
    Gold top (SST) or Red top (serum) tube. Mix by inverting tube 5 times. Also acceptable: Light Green top (PST), Green top (heparin), or Light Blue top (sodium citrate) tube.
  • Spec Process:
    Allow serum specimen to clot completely at room temperature. Centrifuge to separate serum or plasma from cells.
    SST or PST: Transport properly centrifuged gel-barrier tube specimens in the original collection tube.
    Other collection tubes: Transfer 1 mL serum or plasma to a plastic transport tube. (Min: 0.3 mL)
  • Spec Store Transport:
    Refrigerated.
  • Spec Stability:
    Refrigerated: 1 week
    Frozen: Greater than 1 week (avoid repeated freeze/thaw cycles)
  • Spec Reject:
    Hemolyzed specimens.
  • Methodology:
    Multiplex Flow Immunoassay (MFI)
  • Use:
    Used as an aid in the diagnosis of Antiphospholipid Syndrome (APS).
  • Reference Range:
    Negative: <20.0 U/mL
    Low Positive: 20.0-35.9 U/mL
    Postiive: ≥36.0 U/mL
  • Additional Test Info:
    Lab Tests Online
  • Day Run:
    Mon-Fri
  • Time Run:
    8:00 am
  • Time Reported:
    5:00 pm
  • Test Type:
    IMMUNOLOGY