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Ebv DNA (Epstein-Barr Virus) in Plasma/Serum

Published: August 9, 2026Updated: August 16, 2026

This test detects the presence of Epstein-Barr virus (EBV) genetic material in your blood, which can help diagnose or monitor infections or conditions related to EBV.

Quick summary

["Assesses EBV infection status with blood samples for medical evaluation."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
108212-2
Short code
EBV DNA Ur NAA+probe-Log#
Synonyms
EBV DNA Ur NAA+probe-Log#
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
probe-amp-tar
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

What Is Epstein-Barr Virus (EBV)?

Epstein-Barr virus (EBV) is a common virus that can cause infections like mononucleosis (infectious mononucleosis). It’s also linked to certain cancers and long-term health conditions. EBV spreads through saliva and can linger in the body for life.

Why Might This Test Be Ordered?

Your healthcare provider may order this test if you have symptoms of EBV infection (e.g., fever, fatigue, swollen lymph nodes), if you’ve been exposed to someone with EBV, or to monitor conditions like chronic active EBV infection or certain cancers.

How Is the Test Performed?

A blood sample is drawn from a vein in your arm. The sample is then tested for EBV DNA using a specialized laboratory technique to identify viral genetic material.

What Does a Positive Result Mean?

A positive result indicates the presence of EBV DNA in your blood, suggesting an active EBV infection or reactivation. This can help guide treatment or management plans.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

EBV DNA Test

Frequently asked questions

What does a positive result mean for my health?
A positive result means EBV DNA is detected in your blood, which may indicate an active infection or reactivation. This doesn’t always mean you’re sick right now, but it helps your doctor track your condition or guide treatment if needed.
How often will I need this test?
The frequency depends on your medical situation. Some patients need this test periodically (e.g., monthly or weekly) to monitor chronic infections or responses to treatment, while others may only need it once for diagnosis.
Can lifestyle changes affect my EBV DNA levels?
While lifestyle factors like stress or diet may influence overall immune health, they don’t directly affect EBV DNA levels in the blood. Your doctor will focus on medical treatments or monitoring based on your test results.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy