Rare diseases · Sign or symptom
Preauricular skin furrow
Preauricular skin groove
HP:0004450
What it means
A groove of the skin immediately in front of the ear.
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: Preauricular skin furrows · Preauricular skin sulcus · Skin groove in front of the ear · Skin sulcus in front of the ear
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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.