Rare diseases · Sign or symptom
Abnormal maxilla morphology
Abnormality of the upper jaw bone
HP:0000326
What it means
An abnormality of the Maxilla (upper jaw bone).
Rare diseases that can present with this4
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: Abnormality of the maxilla · Abnormality of the upper jaw bones · Anomaly of the maxilla · Deformity of the maxilla · Deformity of the upper jaw bones · Malformation of the maxilla · Malformation of the upper jaw bones
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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.