Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgM
0050240
Ordering Recommendation
Aids in the diagnosis of primary Epstein-Barr virus infectious mononucleosis, in conjunction with other serologic tests. Not a stand-alone test.
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Mnemonic
EBV M
Methodology
Semi-Quantitative Chemiluminescent Immunoassay
Performed
Mon-Sun
Reported
1-2 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Plasma. Tissue or urine. Contaminated, grossly hemolyzed, or heat-inactivated specimens.  
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
Effective February 19, 2013

35.9 U/mL or less: Not Detected
36.0-43.9 U/mL: Indeterminate. Repeat testing in 10-14 days may be helpful.
44.0 U/mL or greater: Detected
Interpretive Data
Interpretive information regarding serologic features of EBV-associated diseases is available at www.arupconsult.com/ebvdx.
Note
EBV IgM values obtained with different manufacturers' assay methods may not be used interchangeably. The magnitude of the reported EBV IgM level cannot be correlated to an endpoint titer.
CPT Code(s)
86665
Components
Component Test Code*Component Chart Name
0050240EBV Antibody to Viral Capsid Antigen IgM
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Cross References
  • EBV Ab and VCA IgM Ab
  • EBV Antibodies
  • EBV Antibody to Viral Capsid Antigen
  • EBV VCA
  • EBV VCA-IgM Ab