{"id":"albumin-globulin-ratio","name":"Albumin/Globulin (A/G) Ratio","shortName":"A/G ratio","aliases":["Albumin/Globulin Ratio","A/G Ratio","AG Ratio","Albumin/Globulin","Relación A/G","A/G Ratio, Serum","Albumin/Globulin Ratio, Serum","A:G Ratio","Albumin:Globulin Ratio","Albumin to Globulin Ratio","Albumin-Globulin Ratio","Albumin Globulin Ratio"],"abbreviations":["A/G","AGR","A/G ratio"],"loinc":[{"code":"1759-0","primary":true},{"code":"44429-9","primary":false}],"specimen":"calculated","units":[{"ucum":"{ratio}","display":"ratio"}],"referenceRanges":[{"population":"Adults","low":1.2,"high":2.2,"unit":"{ratio}","unitDisplay":"ratio","note":"Labcorp's interval for ages 6 and older, also printed on its CMP sample report. Other labs set somewhat different limits, so use the interval on your own report. The ratio is calculated from albumin and globulin, so it moves with either one.","sources":[{"title":"Pediatric Testing Reference Ranges (A/G Ratio, result 012047)","url":"https://www.labcorp.com/content/dam/labcorp/drupal/178250_DX_TL_PediatricTestRef_Final.pdf","publisher":"Labcorp"},{"title":"Comp. Metabolic Panel (14) (test 322000), sample patient report","url":"https://files.labcorp.com/testmenu-d8/sample_reports/322000.pdf","publisher":"Labcorp"}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"A calculated comparison of two groups of blood proteins, albumin and globulins. It is one clue about the liver, kidneys and immune system.","url":"https://bloodtesttracker.com/markers/albumin-globulin-ratio","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}