Retrognathism

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Retrognathism Classification and external resources
ICD-10	K07.1
ICD-9	524.10
DiseasesDB	34031
MeSH	D012182

Retrognathism (or retrognathia) is a type of malocclusion which refers to a mandible which is further posterior than would be expected. It has been implicated in such sleep disorders as Obstructive Sleep Apnea Syndrome (OSAS).

[edit] External links

• Diagram at brooksideorthodontics.com
• r_11/12707010 at Dorland's Medical Dictionary

v • d • e Oral Pathology: Stomatognathic disease (K00-K14, 520-529) Developmental Anomalies Anodontia/Hypodontia - Hyperdontia - abnormalities of size and form of teeth (Concrescence, Fusion, Gemination, Dens evaginatus/Talon cusp, Dens invaginatus, Enamel pearl, Macrodontia, Microdontia, Taurodontism) - disturbances in tooth formation (Dilaceration, Regional odontodysplasia, Turner's hypoplasia) - other hereditary disturbances in tooth structure (Amelogenesis imperfecta, Dentinogenesis imperfecta, Dentin dysplasia) Hard, Soft and Periapical Tissues Attrition - Abrasion - Ankylosis - Dental caries - Denticles - Erosion - External resorption - Fluorosis - Gingivitis - Impaction - Internal resorption - Periodontitis - Pulpitis - Ulcer Dentofacial Anomalies Malocclusion - Micrognathism - Prognathism - Retrognathism - Temporomandibular joint disorder Maxillomandibular anomalies Ameloblastoma - Cherubism - Congenital epulis - Odontogenic keratocyst - Torus mandibularis - Torus palatinus Salivary glands Drooling - Benign lymphoepithelial lesion - Necrotizing sialometaplasia - Ranula - Sialadenitis - Sialolithiasis - Stomatitis - Xerostomia - Aphthous ulcer Lip and Oral mucosa Angular cheilitis - Erythroplakia - Hairy leukoplakia - Leukoplakian - White sponge nevus Tongue Geographic tongue - Fissured tongue - Glossitis - Glossodynia - Black hairy tongue Other Velopharyngeal inadequacy - Toothache