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Phosphatidylcholine Antibodies, IgG, IgM and IgA
0051590
Ordering Recommendation

Not a recommended panel for the definitive diagnosis of antiphospholipid syndrome (APS).

Mnemonic
PHOSCHOPAN
Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Thu
Reported
1-8 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Plasma or other body fluids. Contaminated, heat-inactivated, hemolyzed, or icteric specimens.  
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
Test Number
Components
Reference Interval
 Phosphatidylcholine Ab, IgA0-11 U/mL: Normal
12-18 U/mL: Equivocal.  Suggest repeat testing in 4-6 weeks or consider antibody testing for cardiolipin IgG and IgM, beta-2 glycoprotein 1 IgG and IgM and lupus anticoagulant.
19 U/mL or greater: Positive
 Phosphatidylcholine Ab, IgG0-11 U/mL: Normal
12-18 U/mL: Equivocal.  Suggest repeat testing in 4-6 weeks or consider antibody testing for cardiolipin IgG and IgM, beta-2 glycoprotein 1 IgG and IgM and lupus anticoagulant.
19 U/mL or greater: Positive
 Phosphatidylcholine Ab, IgM0-11 U/mL: Normal
12-18 U/mL: Equivocal.  Suggest repeat testing in 4-6 weeks or consider antibody testing for cardiolipin IgG and IgM, beta-2 glycoprotein 1 IgG and IgM and lupus anticoagulant.
19 U/mL or greater: Positive

Interpretive Data


Compliance Statement D: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
Note
CPT Code(s)
83516 x3
Components
Component Test Code*Component Chart NameLOINC
0051591Phosphatidylcholine Ab, IgG14008-7
0051592Phosphatidylcholine Ab, IgM14009-5
0051593Phosphatidylcholine Ab, IgA14010-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Anti-phosphatidylcholine Antibodies
  • aPC Antibodies
  • Phosphatidylcholine Abs IgG,IgM,IgA
  • Phosphatidylcholine Antibodies