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Labcorp Oklahoma, Inc.
Test Directory


Index:

Gliadin Deamidated Antibody, IgA and IgG

Order Name GLIADIN A/G
Test Number: 5558560
Revision Date 01/01/2022
Test Name Methodology LOINC Code
Gliadin Antibody IgA
Chemiluminescence Assay 63453-5 
Gliadin Antibody IgG
Chemiluminescence Assay 63459-2 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2mL (1mL) 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
GENERAL INFORMATION
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) 86258x2
Lab Section Immunology - Serology