Combined Phenotype Ontology

Last uploaded: November 18, 2021
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Preferred Name

Supernumerary cusp
Synonyms

Additional cusp

Extra cusp
Definitions

The crown is the part of the tooth that is visible in the oral cavity. Supernumerary cusps can occur on any tooth with cusps. Canines possess a single cusp, premolars two (bicuspid), and molars three to five cusps. Supernumerary cusps are frequently seen in patients with other dental anomalies. Prevalence varies by geographical region. A tubercle on the lingual surface of the maxillary first permanent molar is sometimes referred to as a Carabelli cusp. A supernumerary cusp on the lingual or palatal side of anterior teeth is called Talon cusp, and an additional cusp on the occlusal surface of a premolar is called Leung cusp. Additional cusps of a dental crown.
ID

http://purl.obolibrary.org/obo/HP_0033777
comment

The crown is the part of the tooth that is visible in the oral cavity. Supernumerary cusps can occur on any tooth with cusps. Canines possess a single cusp, premolars two (bicuspid), and molars three to five cusps. Supernumerary cusps are frequently seen in patients with other dental anomalies. Prevalence varies by geographical region. A tubercle on the lingual surface of the maxillary first permanent molar is sometimes referred to as a Carabelli cusp. A supernumerary cusp on the lingual or palatal side of anterior teeth is called Talon cusp, and an additional cusp on the occlusal surface of a premolar is called Leung cusp.
creator

https://orcid.org/0000-0002-0736-9199
date

2021-05-07T09:52:32Z
definition

Additional cusps of a dental crown.
has exact synonym

Additional cusp

Extra cusp
label

Supernumerary cusp
prefixIRI

HP:0033777
prefLabel

Supernumerary cusp
subClassOf

http://purl.obolibrary.org/obo/MP_0005358

http://purl.obolibrary.org/obo/HP_0011063
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