EPSTEIN BARR VIRUS ANTIBODIES TO VIRAL CAPSID ANTIGEN (VCA), IGG

What this test checks

Detects IgG against EBV viral capsid — appears after infection and persists for life.

Why do people get this test?

Used in mononucleosis work-up.

When you should consider this test

• Suspected past EBV
• Chronic fatigue work-up
• Specialist requested

How to prepare

No fasting needed.