{"id":"ena-screen","name":"ENA Screen (extractable nuclear antigens)","shortName":"ENA Screen","aliases":["ENA Screen","ENA Panel","Extractable Nuclear Antigen Antibodies","ENA Screen, Qualitative","ENA","ENA Antibody Screen","Anti-ENA Screen","Extractable Nuclear Antigen Screen","Extractable Nuclear Antigen Antibody Screen","Anti-ENA Antibodies","ENA Ab Screen","Antibodies to Extractable Nuclear Antigens"],"abbreviations":["ENA","Anti-ENA"],"loinc":[{"code":"14722-3","primary":true},{"code":"63391-7","primary":false},{"code":"30342-0","primary":false}],"specimen":"serum","units":[],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"Looks for antibodies to several proteins inside the cell nucleus at once; a positive screen is followed by tests that name the exact antibody.","url":"https://bloodtesttracker.com/markers/ena-screen","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}