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Marietta, GA
A 65-year-old male asked:

I recently had a celiac panel done and it came back negative. however the immunoglobulin a, qn, serum level was low at 59. is this serious?

1 doctor answer1 doctor weighed in
Dr. John Chiu
Allergy and Immunology 59 years experience
Unlikely: Low IgA occurs in about 1/333 people. Most people with this isolated deficiency do not have problem. A very low IgA level may make a celiac test based on IgA antibody false-negative- ie. The disease is there but the test fails to detect it. However yours is not low enough.
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Last updated Mar 23, 2015

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