Description
This blood test is used to help diagnose gluten sensitivities and Celiac disease by screening for specific antibodies.
Disease/Condition
Autoimmune,
Digestive Disease,
Celiac disease
Location
In-person visit
Specimen
Blood (Venous)
Type
Antibody,
Immunoassay
Analytes Included
- Tissue transglutaminase (tTG) IgA
- Tissue transglutaminase (tTG) IgG
- Deamidated Gliadin Antibodies (DGP) IgA
- Deamidated Gliadin Antibodies (DGP) IgG
- IgA
More Info
Having an IgA deficiency can cause false-negative results, meaning a person has celiac disease but tests negative for celiac disease antibodies. This test measures IgA antibodies to ensure you produce enough IgA for celiac disease antibody testing to be a
