Rare diseases · Sign or symptom

Aplasia/Hypoplasia of the 4th finger

Absent/small ring finger bone

HP:0009272

What it means

A small/hypoplastic or absent/aplastic 4th (ring) finger.

Part of the broader category

Also called: Absent/underdeveloped ring finger bone

Aplasia/Hypoplasia of the 4th 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.