Biomaterial Database

The impacted third molar. 1977

L Raley, and P Chapnick, and G Baker

UI	MeSH Term	Description	Entries
D008963	Molar	The most posterior teeth on either side of the jaw, totaling eight in the deciduous dentition (2 on each side, upper and lower), and usually 12 in the permanent dentition (three on each side, upper and lower). They are grinding teeth, having large crowns and broad chewing surfaces. (Jablonski, Dictionary of Dentistry, 1992, p821)	Molars
D010497	Pericoronitis	Inflammation of the gingiva surrounding the crown of a tooth.	Pericoronitides
D010510	Periodontal Diseases	Pathological processes involving the PERIODONTIUM including the gum (GINGIVA), the alveolar bone (ALVEOLAR PROCESS), the DENTAL CEMENTUM, and the PERIODONTAL LIGAMENT.	Parodontosis,Pyorrhea Alveolaris,Disease, Periodontal,Diseases, Periodontal,Parodontoses,Periodontal Disease
D003803	Dentigerous Cyst	Most common follicular odontogenic cyst. Occurs in relation to a partially erupted or unerupted tooth with at least the crown of the tooth to which the cyst is attached protruding into the cystic cavity. May give rise to an ameloblastoma and, in rare instances, undergo malignant transformation.	Cyst, Dentigerous,Cysts, Dentigerous,Dentigerous Cysts
D006801	Humans	Members of the species Homo sapiens.	Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D014081	Tooth Extraction	The surgical removal of a tooth. (Dorland, 28th ed)	Extraction, Tooth,Extractions, Tooth,Tooth Extractions
D014091	Tooth Resorption	Resorption of calcified dental tissue, involving demineralization due to reversal of the cation exchange and lacunar resorption by osteoclasts. There are two types: external (as a result of tooth pathology) and internal (apparently initiated by a peculiar inflammatory hyperplasia of the pulp). (From Jablonski, Dictionary of Dentistry, 1992, p676)	Resorption, Tooth,Resorptions, Tooth,Tooth Resorptions
D014095	Tooth, Impacted	A tooth that is prevented from erupting by a physical barrier, usually other teeth. Impaction may also result from orientation of the tooth in an other than vertical position in the periodontal structures.	Teeth, Impacted,Impacted Teeth,Impacted Tooth