Rare diseases · Sign or symptom
Crowded maxillary incisors
Crowded upper front teeth
HP:0006333
What it means
A type of dental misalignment with crowded central incisors, i.e., of maxillary secondary incisor, or of maxillary central primary incisor.
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: Crowded upper incisors · Overlapped maxillary incisors · Overlapped upper front teeth
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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.