Laboratory Test Information Guide

Details for Gliadin (DGP) Antibodies

Test Name: Gliadin (DGP) Antibodies
Alternate Name(s): Anti Deamidated Gliadin Peptide
Laboratory: Core
Specimen Type: 6 mL Red top Vacutainer tube
Collection Information: Collect blood aseptically in a Vacutainer tube.

Note:
This test is not to be used for Celiac screening unless TTGAb negative and patient IgA deficient - Call the clinical biochemist at 77626 or biochemist on call, Monday to Friday 08:00 to 16:00 for approval before ordering.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: As required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
5 days
Stat
 
 
Reference Range: For Deamidated Gliadin Antibody IgA and IgG:
<20 CU: Negative
20-30 CU: Weakly Positive
>30 CU: Positive
Effective Date: 2010-01-07
Revised Date: 2014-10-08
Critical Value:  
Interpretive Comments: The test done for Celiac Disease is Tissue Transglutamase Antibodies.

For screening for diagnosis of Celiac Disease, the patient should not be on a gluten free diet.

False negative results may occur in individuals who are IgA-deficient.
Special Processing:  
Comments: Referred out Monday - Thursday
Method of Analysis:  
Critical Information Required:  
Storage & Shipment:  
System Codes: 
Cerner
GLIAB
 
Referred To: In-Common Laboratories

Questions? Comments? Contact Laura Gopaul