{"id":"anti-smooth-muscle","name":"Anti-Smooth Muscle Antibody (ASMA) titer","shortName":"ASMA","aliases":["Smooth Muscle Antibody","ASMA","Anti-Smooth Muscle Ab","SMA Antibody","Smooth Muscle Ab IgG","Smooth Muscle Antibody Titer","Smooth Muscle Antibody, IgG Titer","Smooth Muscle Ab, IgG Titer","Smooth Muscle Antibody Screen","Smooth Muscle Ab Screen, S","Smooth Muscle Ab Titer, S","Anti-Smooth Muscle Antibodies","Anti-SMA","ASMA Titer","Smooth Muscle Antibody IFA","Smooth Muscle Antibody IgG"],"abbreviations":["ASMA","Anti-SMA"],"loinc":[{"code":"8095-2","primary":true},{"code":"5358-7","primary":false},{"code":"47977-4","primary":false},{"code":"26971-2","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 that react with smooth muscle proteins. Mostly used when checking for autoimmune hepatitis, a liver condition. Reported as a titer.","url":"https://bloodtesttracker.com/markers/anti-smooth-muscle","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}