Rare diseases · Sign or symptom
Duplication of distal phalanx of toe
Duplication of outermost bone of toe
HP:0010193
What it means
A partial or complete duplication of one or more distal phalanx of toe.
Rare diseases that can present with this1
The 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: Partial/complete duplication of the distal phalanges of the toes
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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.