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Gliadin Deamidated Antibody, IgA

Order Name GLIAD IGA
Test Number: 5537575
Revision Date 01/01/2022
Test Name Methodology LOINC Code
Gliadin Deamidated Antibody, IgA
Chemiluminescence Assay 63453-5 
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1.0 mL (0.5 mL) Serum Clot Activator SST Frozen
Instructions Allow specimen to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection.
Stability: Room Temperature 8hrs, Refrigerated:  48hrs,  Frozen:  30 days.  Transport Frozen
Testing Schedule Mon - Fri 
Expected TAT 1-3 Days  
Clinical Use Assist in diagnosis of celiac disease; however, interpret results with caution due to the propensity of assay false positives. Useful to monitor diet compliance in celiac patients. 
CPT Code(s) 86258
Lab Section Immunology - Serology