Rare diseases · Sign or symptom

Crumpled ear

HP:0009901

What it means

Distortion of the course of the normal folds of the ear and the appearance of supernumerary crura and folds.

This is distinct from Stahl ear and Shell ear, with which the term has sometimes been conflated. The appearance often changes markedly after birth.

Rare diseases that can present with this3

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: Cauliflower ear

Crumpled ear

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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.