Rare diseases · Sign or symptom
Skin plaque
HP:0200035
What it means
A plaque is a solid, raised, plateau-like (flat-topped) lesion greater than 1 cm in diameter.
Rare diseases that can present with this29
Very common80–99%
8Common30–79%
12- Acrokeratosis verruciformis of Hopf
- Cutaneous mastocytoma
- Dystrophic epidermolysis bullosa pruriginosa
- Elastosis perforans serpiginosa
- IgA pemphigus
- KID syndrome
- Localized epidermolysis bullosa simplex
- Necrobiosis lipoidica
- Pemphigus vegetans
- Porokeratosis plantaris palmaris et disseminata
- Tuberous sclerosis complex
- Verrucous venous malformation
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
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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.