Laboratory Test Detail

Last Updated: May 22, 2024 @ 9:13 am


Cardiolipin Antibodies, IgG / IgM

  • One SST

Also Acceptable:
  • One Blue Top (Na Citrate)
  • One Green Top (Li Heparin)
  • One Lavender (EDTA)
  • One Pink Top (EDTA)
  • One Red Top
  • 1 mL (Min:0.5 mL) Serum . Submit Frozen. Submit in a Standard Transport Tube.

Also Acceptable:
  • 1 mL (Min:0.5 mL) Plasma . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling:
  • Allow specimen to clot completely at room temperature
  • Avoid Repeated Freeze/Thaw Cycles
  • If specimen is not tested within 2 days of collection, freeze serum.
  • Separate from cells ASAP
Rejection Criteria:
  • Bacterially Contaminated Samples
  • Grossly Hemolyzed Samples
  • Grossly Lipemic Samples
Stability:Ambient: 8 Hour(s); Refrigerated: 2 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable
  • Chemiluminescent Immunoassay
Performed:Tuesday, Thursday
Reported:2-5 Day(s)
CPT Codes:
  • 86147x2
Interpretive Data:Please see report for interpretive data.

Cardiolipin IgG and IgM Reference Range:
<10 U/mL Negative
10-40 U/mL Weak Positive
>40 U/mL Positive

Most patients with antiphospholipid antibody syndrome have moderate or high levels of cardiolipin antibodies and are positive for IgG only or IgG and IgM. (Br J Rheumatol 26:324-326, 1987).
  • 2635 - CARDIOLIPIN, IgG
  • 2636 - CARDIOLIPIN, IgM
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