Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgG and IgA
Ordering Recommendation
Do not use for diagnosis of Epstein-Barr virus infectious mononucleosis. May aid in the detection and prognosis of nasopharyngeal carcinoma.
Submit With Order
Enzyme-Linked Immunosorbent Assay/Semi-Quantitative Chemiluminescent Immunoassay
1-8 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
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
Unacceptable Conditions
Plasma. Urine. Contaminated, grossly hemolyzed, or heat-inactivated specimens.  
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
0050235Epstein-​Barr Virus Antibody to Viral Capsid Antigen, IgG Effective February 19, 2013

17.9 U/mL or less: Not Detected
18.0-​21.9 U/mL: Indeterminate. Repeat testing in 10-​14 days may be helpful.
22.0 U/mL or greater: Detected
0051626Epstein-​Barr Virus Antibody to Viral Capsid Antigen, IgA Effective February 19, 2013

0.79 U/mL or less: Not Detected
0.80 -​ 1.20 U/mL: Indeterminate. Repeat testing in 10-​14 days may be helpful.
1.21 U/mL or greater: Detected
Interpretive Data

See Compliance Statement D: www.aruplab.com/CS
CPT Code(s)
86665 x2
Component Test Code*Component Chart Name
0050235EBV Antibody to Viral Capsid Antigen IgG
0051626EBV Antibody To Viral Capsid Antigen IgA
* 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.
Cross References
  • EBV and VCA Ab
  • EBV Antibodies
  • EBV VCA- Ab
  • Infectious Mononucleosis