Rare diseases · Sign or symptom

Duplication of the middle phalanx of hand

Duplication of the middle bones of hand

HP:0010008

What it means

This term applies if one or more of the middle 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 middle phalanges of the hand

Duplication of the middle phalanx of hand

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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.