Name | lymphocyte transformation test (LTT) |
Specimen requirements | 10 ml of heparin blood and 10 ml of serum |
Procedure remarks | Do not chill blood; rapid transport to the laboratory (within 24 h max.); indicate all allergens and send in any suspicious substances. |
Clinical utility | mitogenic detection of a type 4 allergy of the delayed type, special allergies to medication |
Methodology | lymphocyte stimulation test, leukocyte release test |
Reference ranges | See findings report |
Remarks | Testing currently takes place in a contract laboratory |