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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.
New York DOH Approval Status
Specimen Required
Serum separator tube (SST).
Allow specimen to clot completely at room temperature. Separate 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.
Refrigerated.
Contaminated, heat-inactivated, icteric, or grossly hemolyzed specimens.
Label specimens plainly as "acute" or "convalescent."
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 month (Avoid repeated freeze/thaw cycles).
Methodology
Enzyme-Linked Immunosorbent Assay/Semi-Quantitative Chemiluminescent Immunoassay
Performed
Tue
Reported
1-8 days
Reference Interval
| Test Number |
Components |
Reference Interval |
|---|---|---|
| EBV Antibody to Viral Capsid Antigen IgG | 21.9 U/mL or less | |
| EBV Antibody To Viral Capsid Antigen IgA | 8 U or less |
Interpretive Data
| Component | Interpretation |
|---|---|
| Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgG | 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 |
| Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgA | 8 U or less: Not Detected 9-11 U: Indeterminate - Repeat testing in 10-14 days may be helpful. 12 U or greater: Detected |
Laboratory Developed Test (LDT)
Note
Hotline History
CPT Codes
86665 x2
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0050235 | EBV Antibody to Viral Capsid Antigen IgG | 7885-7 |
| 0051626 | EBV Antibody To Viral Capsid Antigen IgA | 31369-2 |
Aliases
- EBV and VCA Ab
- EBV Antibodies
- EBV VCA- Ab
- Infectious Mononucleosis
