---
title: "EBNA IgG (Epstein-Barr Nuclear Antigen) Antibody Test"
description: "It shows prior Epstein-Barr exposure and helps interpret EBV timing; order through Vitals Vault for Quest-based labs with PocketMD guidance."
canonical: "https://www.vitalsvault.com/biomarkers/epstein-barr-virus-nuclear-antigen-ebna-antibody-igg"
last-updated: 2026-08-22
---

# EBNA IgG (Epstein-Barr Nuclear Antigen) Antibody Test

> It shows prior Epstein-Barr exposure and helps interpret EBV timing; order through Vitals Vault for Quest-based labs with PocketMD guidance.

---

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