Rare diseases · Sign or symptom

Duplication of bones involving the upper extremities

HP:0009142

Part of the broader category

Duplication of bones involving the upper…

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This 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.