Rare diseases · Sign or symptom

Hypoplasia of the cochlea

HP:0008586

What it means

Developmental hypoplasia of the cochlea.

Rare diseases that can present with this3

Very common80–99%

1

Common30–79%

1

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: Hypoplastic cochlea · Underdeveloped cochlea

Hypoplasia of the cochlea

Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.

Start free with Eleplan

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.