Rare diseases · Sign or symptom
Abnormality of dental eruption
Abnormality of tooth eruption
HP:0006292
What it means
An abnormality of tooth eruption.
The average ages for eruption of the primary teeth are: 6 months: lower central incisor, 7 months: upper central incisor, 8 months: upper lateral incisor, 9 months: lower lateral incisor, 12 months first molars, 18 months, canines, 2 years, second molars.
Rare diseases that can present with this3
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: Abnormal dental eruption · Anomaly of dental eruption · Anomaly of tooth eruption · Disorder of dental eruption · Disorder of tooth eruption · Disturbance of dental eruption · Disturbance of tooth eruption
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
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.