New England · Celiac Disease Antibody Test – IgG & IgA
Celiac Disease Antibody Test – IgG & IgA in Maine
Celiac Disease Antibody Test – IgG & IgA can be ordered without a referral, and this guide covers what to expect. This test screens for antibodies in your blood that may indicate celiac disease.
What this test is
This test looks for specific antibodies, including Tissue Transglutaminase (tTG) and Gliadin antibodies, in your blood. These antibodies can be elevated in individuals with celiac disease.
What it measures
- Tissue Transglutaminase Antibody (tTG) IgG — reflects an immune response to tissue transglutaminase
- Tissue Transglutaminase Antibody (tTG) IgA — reflects an immune response to tissue transglutaminase
- Gliadin Antibody (GA) IgG — reflects an immune response to gliadin
- Gliadin Antibody (GA) IgA — reflects an immune response to gliadin
What the test involves
A healthcare professional will collect a blood sample, typically from a vein in your arm. The sample is then sent to a laboratory for analysis.
Why it is often ordered
Clinicians often order this test to help evaluate symptoms that could be related to celiac disease. It can be used as an initial screening tool.
Preparation
Follow any specific instructions provided by the laboratory where your blood will be drawn. It is generally recommended to continue your normal diet before the test.
How results are reported
Results are typically available within a few business days and will be provided to your healthcare provider. Reference ranges, which help interpret your results, vary between laboratories.
Before you go
- Fasting requirements
- Test preparation instructions
- How to receive your results
Cities
Celiac Disease Antibody Test – IgG & IgA in Maine communities
Choose your city for local context and to request this test.