Rare diseases · Sign or symptom
Flushing
HP:0031284
What it means
Recurrent episodes of redness of the skin together with a sensation of warmth or burning of the affected areas of skin.
Flushing can occur on the face, neck and, less frequently, the upper trunk and abdomen.
Rare diseases that can present with this20
Common30–79%
12- Aggressive systemic mastocytosis
- Alternating hemiplegia of childhood
- Harlequin syndrome
- Hereditary pheochromocytoma-paraganglioma
- Idiopathic small fibers neuropathy
- Indolent systemic mastocytosis
- Non-functioning paraganglioma
- Paroxysmal hemicrania
- Pediatric-onset Graves disease
- Sotos syndrome
- Sporadic pheochromocytoma/secreting paraganglioma
- SUNCT syndrome
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.