Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review

ABSTRACT Squamous odontogenic tumor (SOT) is a rare benign neoplasm of the jaw that likely arises from remnants of the dental lamina. It is a slow-growing lesion, with a radiolucent appearance in the central variant. Microscopically, SOT shows islands of squamous epithelium supported by fibrous stroma. In rare cases, squamous odontogenic tumor-like proliferation (SOT-LP) can be observed arising from odontogenic cysts (SOT-LPOC). Herein, we describe the case of a 42-year-old man who presented with discreet bleeding in the maxillary gingiva. Imaging revealed a well-defined, ovoid-shaped lesion with sclerotic margins involving tooth #18 in the intraosseous location. Fine needle aspiration supported the cystic nature of the lesion. After surgery, microscopy revealed a dentigerous cyst showing SOT-LP features. There was no recurrence after a 3-year follow-up. To the best of our knowledge, this is the first report of a dentigerous cyst showing SOT-LP features in the maxilla. Such cysts should be identified to avoid misdiagnosis, with the finding having therapeutic and prognostic implications.

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Main Authors: Barbeiro,Camila de Oliveira, Barbeiro,Roberto Henrique, Silveira,Heitor Albergoni da, Almeida,Luciana Yamamoto de, León,Jorge Esquiche, Bufalino,Andreia
Format: Digital revista
Language:English
Published: Hospital Universitário da Universidade de São Paulo 2021
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S2236-19602021000100521
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spelling oai:scielo:S2236-196020210001005212021-06-30Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature reviewBarbeiro,Camila de OliveiraBarbeiro,Roberto HenriqueSilveira,Heitor Albergoni daAlmeida,Luciana Yamamoto deLeón,Jorge EsquicheBufalino,Andreia Squamous odontogenic tumor odontogenic cysts dentigerous cyst histology ABSTRACT Squamous odontogenic tumor (SOT) is a rare benign neoplasm of the jaw that likely arises from remnants of the dental lamina. It is a slow-growing lesion, with a radiolucent appearance in the central variant. Microscopically, SOT shows islands of squamous epithelium supported by fibrous stroma. In rare cases, squamous odontogenic tumor-like proliferation (SOT-LP) can be observed arising from odontogenic cysts (SOT-LPOC). Herein, we describe the case of a 42-year-old man who presented with discreet bleeding in the maxillary gingiva. Imaging revealed a well-defined, ovoid-shaped lesion with sclerotic margins involving tooth #18 in the intraosseous location. Fine needle aspiration supported the cystic nature of the lesion. After surgery, microscopy revealed a dentigerous cyst showing SOT-LP features. There was no recurrence after a 3-year follow-up. To the best of our knowledge, this is the first report of a dentigerous cyst showing SOT-LP features in the maxilla. Such cysts should be identified to avoid misdiagnosis, with the finding having therapeutic and prognostic implications.info:eu-repo/semantics/openAccessHospital Universitário da Universidade de São PauloAutopsy and Case Reports v.11 20212021-01-01info:eu-repo/semantics/reporttext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S2236-19602021000100521en10.4322/acr.2021.302
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country Brasil
countrycode BR
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databasecode rev-scielo-br
tag revista
region America del Sur
libraryname SciELO
language English
format Digital
author Barbeiro,Camila de Oliveira
Barbeiro,Roberto Henrique
Silveira,Heitor Albergoni da
Almeida,Luciana Yamamoto de
León,Jorge Esquiche
Bufalino,Andreia
spellingShingle Barbeiro,Camila de Oliveira
Barbeiro,Roberto Henrique
Silveira,Heitor Albergoni da
Almeida,Luciana Yamamoto de
León,Jorge Esquiche
Bufalino,Andreia
Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
author_facet Barbeiro,Camila de Oliveira
Barbeiro,Roberto Henrique
Silveira,Heitor Albergoni da
Almeida,Luciana Yamamoto de
León,Jorge Esquiche
Bufalino,Andreia
author_sort Barbeiro,Camila de Oliveira
title Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
title_short Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
title_full Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
title_fullStr Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
title_full_unstemmed Maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
title_sort maxillary dentigerous cyst showing squamous odontogenic tumor-like proliferation: surgical approach and literature review
description ABSTRACT Squamous odontogenic tumor (SOT) is a rare benign neoplasm of the jaw that likely arises from remnants of the dental lamina. It is a slow-growing lesion, with a radiolucent appearance in the central variant. Microscopically, SOT shows islands of squamous epithelium supported by fibrous stroma. In rare cases, squamous odontogenic tumor-like proliferation (SOT-LP) can be observed arising from odontogenic cysts (SOT-LPOC). Herein, we describe the case of a 42-year-old man who presented with discreet bleeding in the maxillary gingiva. Imaging revealed a well-defined, ovoid-shaped lesion with sclerotic margins involving tooth #18 in the intraosseous location. Fine needle aspiration supported the cystic nature of the lesion. After surgery, microscopy revealed a dentigerous cyst showing SOT-LP features. There was no recurrence after a 3-year follow-up. To the best of our knowledge, this is the first report of a dentigerous cyst showing SOT-LP features in the maxilla. Such cysts should be identified to avoid misdiagnosis, with the finding having therapeutic and prognostic implications.
publisher Hospital Universitário da Universidade de São Paulo
publishDate 2021
url http://old.scielo.br/scielo.php?script=sci_arttext&pid=S2236-19602021000100521
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