Rare diseases · Sign or symptom
Absent sebaceous glands
HP:0410400
What it means
Absence of the sebaceous gland, the holocrine gland that secretes sebum into the hair follicles, or in hairless areas into ducts.
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: Absence of sebaceous glands
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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.