Rare diseases · Sign or symptom

Ulnar deviation of the 2nd finger

HP:0009464

What it means

Displacement of the 2nd (index) finger towards the ulnar side.

Rare diseases that can present with this2

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

Deviation of the 2nd fingerUlnar deviation of finger

Also called: Medially deviated index finger · Second finger ulnar deviation · Ulnar angulation of the index finger · Ulnar deviation of index fingers

Ulnar deviation of the 2nd finger

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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.