Rare diseases · Sign or symptom
Abnormal joint morphology
Abnormal shape of joints
HP:0001367
What it means
An abnormal structure or form of the joints, i.e., one or more of the articulations where two bones join.
Rare diseases that can present with this12
Very common80–99%
6Common30–79%
3The 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 joints · Anomaly of the joints · Joint disease
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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.