{"id":"direct-antiglobulin-test","name":"Direct Antiglobulin Test (Direct Coombs)","shortName":"Direct Coombs","aliases":["Direct Antiglobulin Test","DAT","Direct Coombs","Coombs, Direct","DAT, Polyspecific","Direct Coombs Test","Direct Antiglobulin Test (DAT)","Coombs', Direct","Direct Antihuman Globulin Test","Direct Coombs' Test","Coombs Test, Direct","Direct Antiglobulin, Polyspecific","DAT Polyspecific","Polyspecific DAT","DAT (Coombs, Direct)"],"abbreviations":["DAT"],"loinc":[{"code":"1007-4","primary":true},{"code":"51006-5","primary":false}],"specimen":"whole-blood","units":[],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"A blood-bank test that checks whether antibodies or complement proteins are stuck to the surface of your red blood cells.","url":"https://bloodtesttracker.com/markers/direct-antiglobulin-test","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}