Rare diseases · Sign or symptom

Partial duplication of the distal phalanges of the hand

Partial duplication of the outermost bone of the hand

HP:0010004

What it means

A partial duplication, depending on severity leading to a broad or bifid appearance, affecting one or more of the distal phalanges of the hand. As opposed to a complete duplication there is still a variable degree of fusion between the duplicated bones.

Part of the broader category

Also called: Bifid terminal phalanges of the hand

Partial duplication of the distal…

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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.