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Arguelles-Grande C, Norman GL, Bhagat G, Green PH. S2054 Hemolysis Induces Tissue Transglutaminase, but Not Deamidated Gliadin Peptide, False Negative Results in Celiac Disease Patients With Low Antibody Levels. Gastroenterology. 2010 May 1; 138(5): S-310.

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Article

False-negative IgA Anti-tissue Transglutaminase

1Department of Pediatrics, University Hospital of Setif; Setif 1 University, Algeria

2Genetic, Cardiovascular & Nutritional Diseases Laboratory; Setif-1 University, Algeria

3Central Laboratory, CAC Hospital of Setif; Setif-1 University, Algeria


International Journal of Celiac Disease. 2018, Vol. 6 No. 3, 87-88
DOI: 10.12691/ijcd-6-3-2
Copyright © 2019 Science and Education Publishing

Cite this paper:
Nada Boutrid, Hakim Rahmoune, Mounira Amrane. False-negative IgA Anti-tissue Transglutaminase. International Journal of Celiac Disease. 2018; 6(3):87-88. doi: 10.12691/ijcd-6-3-2.

Correspondence to: Nada  Boutrid, Department of Pediatrics, University Hospital of Setif; Setif 1 University, Algeria. Email: nadaboutrid@gmail.com

Abstract

The expanding knowledge about gluten-related autoimmunity led to a serology-based step-wised approach to diagnose celiac disease that might be misleading due to laboratory techniques. We present a rare case associating initial false-negative anti-transglutaminase IgA antibodies while CD was confirmed by IgG anti-transglutaminase and subsequent duodenal biopsy.

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