Celiac Antibodies tTG IgA/DGP IgG Combination Screen
Synonyms
- DGP IgG
- Screen Profile
- tTG IgA
Specimen Requirements
Specimen
Serum
Volume
1.0 mL
Minimum Volume
0.5 mL (Note: This volume does not allow for repeat testing)
Container
Gel-barrier tube, red-top tube or serum transfer tube
Collection
Specimen should be free of bacterial contamination, hemolysis and lipemia.
Storage Instructions
Room temperature
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Test Details
Use
This test is used in the detection of antibodies to aid in the diagnosis of gluten-sensitive enteropathy (GSE), such as celiac disease and dermatitis herpetiformis.
Methodology
Enzyme immunoassay (EIA)
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 164107 | tTG IgA/DGP IgG Combo Screen | 164643 | t-Transglutaminase (tTG) IgA | U/mL | 31017-7 | |
| 164107 | tTG IgA/DGP IgG Combo Screen | 161693 | Deamidated Gliadin Abs, IgG | units | 58710-5 |
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