Melanotic Neuroectodermal Tumor of Infancy in the Maxilla

Melanotic neuroectodermal tumors of infancy (MNTIs) are rare fast-growing tumors with high recurrence rates. These tumors, which originate in the neural crest, commonly occur in the anterior maxilla of children under the age of one. Here, we describe an MNTI case in a two-month-old girl with increas...

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Main Authors: Daniel Falbo Martins de Souza, Daniel Isaac Sendyk, Juliana Seo, Eduardo Vasques da Fonseca, Maria da Graça Naclério-Homem, Maria Cristina Zindel Deboni
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Case Reports in Dentistry
Online Access:http://dx.doi.org/10.1155/2013/726815
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author Daniel Falbo Martins de Souza
Daniel Isaac Sendyk
Juliana Seo
Eduardo Vasques da Fonseca
Maria da Graça Naclério-Homem
Maria Cristina Zindel Deboni
author_facet Daniel Falbo Martins de Souza
Daniel Isaac Sendyk
Juliana Seo
Eduardo Vasques da Fonseca
Maria da Graça Naclério-Homem
Maria Cristina Zindel Deboni
author_sort Daniel Falbo Martins de Souza
collection DOAJ
description Melanotic neuroectodermal tumors of infancy (MNTIs) are rare fast-growing tumors with high recurrence rates. These tumors, which originate in the neural crest, commonly occur in the anterior maxilla of children under the age of one. Here, we describe an MNTI case in a two-month-old girl with increasing swelling in the left cheek. MNTI was diagnosed in this case following tomography and biopsy. The patient's histological and immunohistochemical profile indicated a remarkable combination of neural, melanocytic, and epithelial cell differentiation. One year following tumor excision, a follow-up examination revealed that the child exhibited no tumor recurrence. Approximately 260 cases of MNTI have been reported since this type of tumor was first described. In the present case, early diagnosis minimized the difficulties and risks associated with treatment and facilitated an optimal outcome. Despite complete surgical excision, careful followup is recommended. In addition, maxillary functional orthopedics and reconstruction may be necessary in cases of MNTI.
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series Case Reports in Dentistry
spelling doaj-art-dab1a6a7af8842038af0fa808211b66f2025-02-03T06:05:47ZengWileyCase Reports in Dentistry2090-64472090-64552013-01-01201310.1155/2013/726815726815Melanotic Neuroectodermal Tumor of Infancy in the MaxillaDaniel Falbo Martins de Souza0Daniel Isaac Sendyk1Juliana Seo2Eduardo Vasques da Fonseca3Maria da Graça Naclério-Homem4Maria Cristina Zindel Deboni5Department of Oral Surgery, School of Dentistry, University of São Paulo, Avenida Prof. Lineu Prestes 2227, Butantã, 05508-000 São Paulo, SP, BrazilDepartment of Oral Surgery, School of Dentistry, University of São Paulo, Avenida Prof. Lineu Prestes 2227, Butantã, 05508-000 São Paulo, SP, BrazilDepartment of Oral Pathology, School of Dentistry, University of São Paulo, São Paulo, SP, BrazilDepartment of Oral and Maxillofacial Surgery, Conjunto Hospitalar do Mandaqui, São Paulo, SP, BrazilDepartment of Oral Surgery, School of Dentistry, University of São Paulo, Avenida Prof. Lineu Prestes 2227, Butantã, 05508-000 São Paulo, SP, BrazilDepartment of Oral Surgery, School of Dentistry, University of São Paulo, Avenida Prof. Lineu Prestes 2227, Butantã, 05508-000 São Paulo, SP, BrazilMelanotic neuroectodermal tumors of infancy (MNTIs) are rare fast-growing tumors with high recurrence rates. These tumors, which originate in the neural crest, commonly occur in the anterior maxilla of children under the age of one. Here, we describe an MNTI case in a two-month-old girl with increasing swelling in the left cheek. MNTI was diagnosed in this case following tomography and biopsy. The patient's histological and immunohistochemical profile indicated a remarkable combination of neural, melanocytic, and epithelial cell differentiation. One year following tumor excision, a follow-up examination revealed that the child exhibited no tumor recurrence. Approximately 260 cases of MNTI have been reported since this type of tumor was first described. In the present case, early diagnosis minimized the difficulties and risks associated with treatment and facilitated an optimal outcome. Despite complete surgical excision, careful followup is recommended. In addition, maxillary functional orthopedics and reconstruction may be necessary in cases of MNTI.http://dx.doi.org/10.1155/2013/726815
spellingShingle Daniel Falbo Martins de Souza
Daniel Isaac Sendyk
Juliana Seo
Eduardo Vasques da Fonseca
Maria da Graça Naclério-Homem
Maria Cristina Zindel Deboni
Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
Case Reports in Dentistry
title Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
title_full Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
title_fullStr Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
title_full_unstemmed Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
title_short Melanotic Neuroectodermal Tumor of Infancy in the Maxilla
title_sort melanotic neuroectodermal tumor of infancy in the maxilla
url http://dx.doi.org/10.1155/2013/726815
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