{"id":"ige-total","name":"Immunoglobulin E (IgE), Total","shortName":"Total IgE","aliases":["Total IgE","Immunoglobulin E","IgE, Total","IgE","Immunoglobulin E, Total","IgE Total, Serum","IgE, Quantitative","Serum IgE","Gesamt-IgE","IgE, Serum","Immunoglobulin E (IgE)","Immunoglobulin E (IgE), Total","Total Immunoglobulin E","Quantitative IgE","IgE Total","Total serum IgE","Inmunoglobulina E total","IgE totales","IgE totali"],"abbreviations":["IgE","tIgE"],"loinc":[{"code":"19113-0","primary":true},{"code":"2462-0","primary":false},{"code":"76488-6","primary":false}],"specimen":"serum-or-plasma","units":[{"ucum":"[IU]/mL","display":"IU/mL"},{"ucum":"k[IU]/L","display":"kU/L"},{"ucum":"ng/mL","display":"ng/mL"}],"referenceRanges":[{"population":"17+","low":6,"high":495,"unit":"[IU]/mL","unitDisplay":"IU/mL","note":"Labcorp's interval for ages 17 and over, both sexes. Labs differ a lot here: ARUP lists 214 kU/L or less for ages 18 and over (kU/L and IU/mL are the same number). Use the range printed on your own report.","sources":[{"title":"Immunoglobulin E, Total (test 002170)","url":"https://www.labcorp.com/tests/002170/immunoglobulin-e-total","publisher":"Labcorp"},{"title":"Immunoglobulin E (test 0050345)","url":"https://ltd.aruplab.com/Tests/Pub/0050345","publisher":"ARUP Laboratories"}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"Total IgE is the overall amount of this allergy-related antibody in your blood. High levels are common with allergies, but the test can't show what you react to.","url":"https://bloodtesttracker.com/markers/ige-total","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}