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What is a EMA (ANTI ENDOMYSIAL ANTIBODY) IgA?

EMA (Anti-Endomysial Antibody) IgA is a blood test that detects IgA antibodies directed against endomysial tissue. It is primarily used to support the diagnosis of celiac disease, an immune-mediated condition triggered by gluten. The test may be recommended in individuals with symptoms such as chronic diarrhea, bloating, abdominal discomfort, weight loss, or unexplained nutritional deficiencies. It can also help evaluate suspected celiac disease alongside other tests.

Additional Information

Also known as/ Other names: Anti-Endomysial Antibody (EMA) Test, Endomysial Antibody IgA, EMA IgA Antibody Test, Anti-Endomysium IgA, Endomysial IgA Antibody Assay, IgA Anti-Endomysial Antibody
Parameters: 1
Recommended for: M/F/Others
Sample Type: Blood
Patient Preparation: Overnight fasting is preferred
Reports: 2 Days

FAQs

What does a positive EMA IgA result mean?

A positive result strongly supports the possibility of celiac disease, particularly when symptoms and other test results are consistent. Further evaluation may be recommended.

What does a negative EMA IgA result mean?

A negative result makes celiac disease less likely, but it does not completely exclude it. Other tests and clinical findings may still be needed.

What is celiac disease?

Celiac disease is an immune-mediated disorder in which eating gluten triggers an abnormal immune response that can damage the lining of the small intestine.

Is EMA IgA specific for celiac disease?

Yes. EMA IgA is highly specific for celiac disease, although no single blood test should be interpreted in isolation.

Is EMA IgA the same as tissue transglutaminase (tTG) IgA?

No. They detect different antibodies. tTG-IgA is generally preferred as the initial serological test, while EMA-IgA may be used as a highly specific confirmatory test.

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