Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site

Dilated odontoma is the most severe variant of <i>dens invaginatus.</i> It is extremely uncommon in the posterior mandible. It is thought to originate during the morpho-differentiation stage of dental development. However, its etiology and pathogenesis remain obscure. We report here the...

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Main Authors: Francesca Zara, Giacomo D’Angeli, Alessandro Corsi, Antonella Polimeni, Gian Luca Sfasciotti
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/11/12/2256
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author Francesca Zara
Giacomo D’Angeli
Alessandro Corsi
Antonella Polimeni
Gian Luca Sfasciotti
author_facet Francesca Zara
Giacomo D’Angeli
Alessandro Corsi
Antonella Polimeni
Gian Luca Sfasciotti
author_sort Francesca Zara
collection DOAJ
description Dilated odontoma is the most severe variant of <i>dens invaginatus.</i> It is extremely uncommon in the posterior mandible. It is thought to originate during the morpho-differentiation stage of dental development. However, its etiology and pathogenesis remain obscure. We report here the clinical and pathologic findings of an incidentally discovered dilated odontoma arising in the left third mandibular molar germ of an 11-year-old male and a review of the pertinent literature. As dilated odontoma is not established as an independent entity in the current WHO classification of odontogenic tumors and is the result of a well-established developmental anomaly of the tooth (that is, the invagination of the enamel organ into the dental papilla), it should be better identified as dilated <i>dens invaginatus</i>.
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spelling doaj.art-0e745b7c0dfa4e7ebf32f9c4d2b927922023-11-23T07:53:34ZengMDPI AGDiagnostics2075-44182021-12-011112225610.3390/diagnostics11122256Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon SiteFrancesca Zara0Giacomo D’Angeli1Alessandro Corsi2Antonella Polimeni3Gian Luca Sfasciotti4Department of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Molecular Medicine, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, 00161 Rome, ItalyDilated odontoma is the most severe variant of <i>dens invaginatus.</i> It is extremely uncommon in the posterior mandible. It is thought to originate during the morpho-differentiation stage of dental development. However, its etiology and pathogenesis remain obscure. We report here the clinical and pathologic findings of an incidentally discovered dilated odontoma arising in the left third mandibular molar germ of an 11-year-old male and a review of the pertinent literature. As dilated odontoma is not established as an independent entity in the current WHO classification of odontogenic tumors and is the result of a well-established developmental anomaly of the tooth (that is, the invagination of the enamel organ into the dental papilla), it should be better identified as dilated <i>dens invaginatus</i>.https://www.mdpi.com/2075-4418/11/12/2256dilated odontoma<i>dens invaginatus</i>third molartooth germdental development
spellingShingle Francesca Zara
Giacomo D’Angeli
Alessandro Corsi
Antonella Polimeni
Gian Luca Sfasciotti
Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
Diagnostics
dilated odontoma
<i>dens invaginatus</i>
third molar
tooth germ
dental development
title Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
title_full Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
title_fullStr Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
title_full_unstemmed Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
title_short Dilated Odontoma Arising in the Mandibular Third Molar Germ: Report of a Case of an Unusual Lesion in an Uncommon Site
title_sort dilated odontoma arising in the mandibular third molar germ report of a case of an unusual lesion in an uncommon site
topic dilated odontoma
<i>dens invaginatus</i>
third molar
tooth germ
dental development
url https://www.mdpi.com/2075-4418/11/12/2256
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