Celiac Panel Blood Test: What It Is For

A celiac panel blood test is a group of serological tests used to screen for and help diagnose celiac disease, an autoimmune disorder triggered by gluten consumption. The panel typically includes tissue transglutaminase IgA (tTG-IgA), endomysial antibody (EMA), and total IgA antibody measurements. Today, this panel remains the gold standard for initial celiac disease screening, guiding both diagnosis and dietary management in the United States.

What Does a Celiac Panel Blood Test Screen For?

Celiac Disease Screening

The primary purpose of a celiac panel is to detect antibodies that the immune system produces when a person with celiac disease eats gluten. Elevated tTG-IgA or EMA antibodies strongly suggest active celiac disease, prompting a confirmatory intestinal biopsy. The panel also rules out other causes of digestive symptoms, such as irritable bowel syndrome or non-celiac gluten sensitivity.

Monitoring Gluten-Free Diet Compliance

After diagnosis, the celiac panel can be used periodically to monitor whether a patient is adhering to a strict gluten-free diet. Falling antibody levels indicate successful dietary elimination, while persistent or rising levels may signal accidental gluten exposure or refractory celiac disease.

Key Components of a Celiac Panel

• tTG-IgA: The most sensitive and specific test for celiac disease; elevated levels indicate active disease.
• EMA (Endomysial Antibody): Highly specific for celiac disease; used to confirm tTG-IgA results.
• Total IgA: Measures overall IgA production; low levels can cause false-negative tTG-IgA results, so this test is essential for interpretation.
• DGP (Deamidated Gliadin Peptide): Often included for children under 2 years or when IgA deficiency is present.
• tTG-IgG: Useful in patients with IgA deficiency to detect IgG-class antibodies.

How to Interpret Your Celiac Panel Results

Test	Purpose	Positive Result	Negative Result
tTG-IgA	Primary screening	≥10 U/mL (varies by lab) suggests celiac disease	Normal range; celiac unlikely if IgA sufficient
EMA	Confirmatory	Positive; nearly always indicates celiac disease	Negative; celiac unlikely
Total IgA	Rule out IgA deficiency	Low (<0.7 g/L) may cause false-negative tTG-IgA	Normal; ensures tTG-IgA results are valid
DGP	Alternative for young children	Elevated; supports celiac diagnosis	Negative; celiac unlikely

Who Should Get a Celiac Panel today?

The American College of Gastroenterology recommends celiac panel testing for individuals with chronic digestive symptoms (diarrhea, bloating, abdominal pain), unexplained iron deficiency anemia, dermatitis herpetiformis, type 1 diabetes, or first-degree relatives with celiac disease. Today, updated guidelines also emphasize early screening in patients with autoimmune thyroiditis or Down syndrome. The test is performed on a simple blood draw while the patient is consuming a gluten-containing diet.

Why Choose testingpanels.com for Your Celiac Panel?

testingpanels.com offers a comprehensive celiac panel blood test that includes all key markers — tTG-IgA, EMA, total IgA, and DGP — processed at CLIA-certified laboratories. Results are available in 2–3 days, and you can order online without a doctor visit. Our transparent pricing and physician-reviewed summaries ensure you understand every result. We serve all 50 US states with fast, discreet shipping.

Ready to take control of your health? Order your celiac panel blood test today from testingpanels.com. Our CLIA-certified labs provide accurate results fast. Start your journey to a gluten-free life — click here to order your celiac panel test.