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HelpTest Code GLIADIN Gliadin (Deamidated) Antibodies, IgA and IgG, Serum
Additional Codes
| Supplemental Test Code |
|---|
| 8761 |
Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)
Includes gliadin, IgA and gliadin, IgG.
Literature References:
1. Package insert: Quanta
LiteTM gliadin IgG ELISA. INOVA
Diagnostics, Inc. Revision 9, 9/2003.
2. Package insert: Quanta LiteTM
gliadin IgA ELISA. INOVA Diagnostics, Inc. Revision 10, 9/2003.
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Specimen Requirements
Specimen Type: Serum
Container/Tube: Plain red top
Specimen Volume: Full tube
Specimen Transport Temperature
Ambient
Reference Values
| Results | Interpretation | |
| IgA | <20 Units | Negative |
| 20-30 Units | Weak positive | |
| >30 Units | Moderate-to-strong positive | |
| IgG | <20 Units | Negative |
| 20-30 Units | Weak positive | |
| >30 Units | Moderate-to-strong positive |
Literature Reference:
Working Group of European Society of Paediatric Gastroenterology and Nutrition. Revised criteria for diagnosis of coeliac disease. Arch. Dis. Child 1990;65,909-11.
Day(s) Test Set Up
Friday
Cut-off time: 0800
Turnaround Time:
STAT: not available
Routine: results available the day of testing
Test Classification and CPT Coding
83516 x 2
Additional Information
For BJH Laboratory Use Only
Laboratory Processing Instructions:Test performed in BJH
Immunology.
LOINC Code Information
| Name | LOINC Code |
| Gliadin, IgA | 20495-8 |
| Gliadin, IgG | 20496-6 |