{"id":"ebv-vca-igg","name":"EBV viral capsid antigen (VCA) IgG","shortName":"EBV VCA IgG","aliases":["EBV VCA IgG","Epstein-Barr VCA IgG","EBV Viral Capsid Ag IgG","Epstein-Barr Virus VCA, IgG","EBV Viral Capsid Antigen IgG","Epstein-Barr Virus Viral Capsid Antigen (VCA) Antibody (IgG)","Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgG","EBV VCA IgG, S","EBV Capsid Antibody IgG","Viral Capsid Antigen EBV IgG","VCA EBV IgG","Anti-VCA IgG","EBV VCA-IgG"],"abbreviations":["VCA IgG","EBV VCA IgG","anti-VCA IgG"],"loinc":[{"code":"24114-1","primary":true},{"code":"7885-7","primary":false},{"code":"5157-3","primary":false},{"code":"30339-6","primary":false},{"code":"20490-9","primary":false}],"specimen":"serum","units":[],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"An antibody to Epstein-Barr virus that appears in a first infection and then stays for life, so it shows whether you have ever been infected.","url":"https://bloodtesttracker.com/markers/ebv-vca-igg","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}