Rare diseases · Sign or symptom
Anti-epidermal transglutaminase antibody positivity
HP:0033565
What it means
The presence of autoantibodies (immunoglobulins) in the blood circulation that react against epidermal transglutaminase.
Rare diseases that can present with this1
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Also called: Anti-epidermal transglutaminase (anti-eTG) antibody · Anti-eTG antibody positivity · Anti-keratinocyte transglutaminase · Anti-TG3 antibody
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Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.