Rare diseases · Sign or symptom
Pulp obliteration
HP:0006350
What it means
Mineralized substance filling the entire dental pulp space.
The diagnosis pulp obliteration can be established using radiological studies. Gradual obliteration of the pulp is a physiologic process that occurs with aging. On radiographs the contours of the pulp disappear in part or totally, but histologically pulpal tissue remains present.
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: Crescent/chevron-shaped pulp chambers · Narrowing of pulp chamber of tooth · Obliteration of the pulp chamber · Pulp canal obliteration · Reduced size of pulp chamber of tooth · Small pulp chamber of tooth
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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.