Rare diseases · Sign or symptom

Erythrodontia

HP:0030756

What it means

Reddish, brown opalescent discoloration of teeth in normal light.

This feature is characteristic of Congenital erythropoietic porphyria (CEP), an autosomal recessive disorder caused by mutation in the gene that codifies uroporphyrinogen-III synthase, leading to porphyrin accumulation in many tissues.

Rare diseases that can present with this2

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: Red teeth

Erythrodontia

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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.