Ulta Lab Tests

Epstein-Barr Virus Viral Capsid Antigen IgA Antibody Test

The Epstein-Barr Virus (EBV) Viral Capsid Antigen (VCA) IgA Antibody Test detects IgA antibodies that may indicate recent or reactivated EBV infection. Elevated IgA levels are often associated with nasopharyngeal carcinoma and other EBV-related conditions. Doctors order this test for patients with persistent sore throat, swollen lymph nodes, or suspected EBV reactivation. Results provide valuable insight for diagnosis, cancer risk assessment, and ongoing monitoring.

Varied
Phlebotomist
EBV VCA IgA AB Test, EBV VCA Test, EBV IgA Ab Test, VCA IgA Test
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The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.

Also known as: Epstein Barr Viral Capsid Antigen Iga Ab IFA

Epstein Barr Viral Capsid

*Important Information on Lab Test Processing Times: Ulta Lab Tests is committed to informing you about the processing times for your lab tests processed through a national lab. Please note that the estimated processing time for each test, indicated in business days, is based on data from the past 30 days across the 13 laboratories for each test. These estimates are intended to serve as a guide and are not guarantees. Factors such as laboratory workload, weather conditions, holidays, and the need for additional testing or maintenance can influence actual processing times. We aim to offer estimates to help you plan accordingly. Please understand that these times may vary, and processing times are not guaranteed. Thank you for choosing Ulta Lab Tests for your laboratory needs.

The Epstein-Barr Virus Viral Capsid Antigen IgA Antibody Test test contains 1 test with 1 biomarker .

Epstein-Barr Viral Capsid Antigen (VCA) Antibody (IgA)

Clinical Significance

Epstein-Barr Viral Capsid Antigen (VCA) Antibody (IgA) - VCA IgA titers ≥1:80 are suggestive of chronic or reactivated EBV infection, whereas titer of 1:10, 1:20, or 1:40 typically indicate past infection.

 

Reference Range(s)

<1:10
Interpretive Criteria

  • <1:10Antibody not detected
  • 1:10-1:40Past infection
  • ≥1:80Chronic/Reactivated infection

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