Rare diseases · Sign or symptom
Duplication of the proximal phalanx of hand
Duplication of the innermost bones of hand
HP:0010006
What it means
This term applies if one or more of the proximal phalanges of the hand are either partially duplicated, depending on severity leading to a broad or bifid appearance of the phalanges, or completely duplicated.
Part of the broader category
Also called: Partial/complete duplication of the proximal phalanges of the hand
Duplication of the proximal phalanx of…
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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.