Intraoral Adult Rhabdomyoma: A Case Report

A case of adult rhabdomyoma is reported. The lesion is a rare benign tumor of skeletal muscle origin which occurs predominantly in the head and neck region. In the present case, the clinical diagnosis favored a benign salivary gland tumor. Histologically, the tumor was composed of large round, oval,...

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Main Authors: Ana Amelia Souza, Vera Cavalcanti de Araújo, Fabricio Passador Santos, Elizabeth Ferreira Martinez, Jose Ferreira de Menezes Filho, Ney Soares de Araujo, Andresa Borges Soares
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Case Reports in Dentistry
Online Access:http://dx.doi.org/10.1155/2013/741548
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author Ana Amelia Souza
Vera Cavalcanti de Araújo
Fabricio Passador Santos
Elizabeth Ferreira Martinez
Jose Ferreira de Menezes Filho
Ney Soares de Araujo
Andresa Borges Soares
author_facet Ana Amelia Souza
Vera Cavalcanti de Araújo
Fabricio Passador Santos
Elizabeth Ferreira Martinez
Jose Ferreira de Menezes Filho
Ney Soares de Araujo
Andresa Borges Soares
author_sort Ana Amelia Souza
collection DOAJ
description A case of adult rhabdomyoma is reported. The lesion is a rare benign tumor of skeletal muscle origin which occurs predominantly in the head and neck region. In the present case, the clinical diagnosis favored a benign salivary gland tumor. Histologically, the tumor was composed of large round, oval, and polygonal cells of varying size with abundant pale, eosinophilic, fine, granular cytoplasm with peripherally located nuclei. Immunohistochemically, the lesion was positive for muscle-specific actin, smooth muscle actin, desmin, S100 protein, and Masson’s trichrome. Electron microscopic examination confirmed the presence of numerous myofibrils. The lesion was treated by surgical resection. The clinical, histological, immunohistochemical, and ultrastructural features are discussed in this study.
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series Case Reports in Dentistry
spelling doaj-art-e6a9f64d63284be4a9716a4b0cdfdb7b2025-08-20T03:26:00ZengWileyCase Reports in Dentistry2090-64472090-64552013-01-01201310.1155/2013/741548741548Intraoral Adult Rhabdomyoma: A Case ReportAna Amelia Souza0Vera Cavalcanti de Araújo1Fabricio Passador Santos2Elizabeth Ferreira Martinez3Jose Ferreira de Menezes Filho4Ney Soares de Araujo5Andresa Borges Soares6Department of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilDepartment of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilDepartment of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilDepartment of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilInstituto Tocatinense Presidente Antonio Carlos-Araguaína, Avenida Filadélfia 568, 77816-540 Araguaína, TO, BrazilDepartment of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilDepartment of Oral Pathology, São Leopoldo Mandic Institute and Research Center, Rua José Rocha Junqueira 13 Ponte Preta, 13045-755 Campinas, SP, BrazilA case of adult rhabdomyoma is reported. The lesion is a rare benign tumor of skeletal muscle origin which occurs predominantly in the head and neck region. In the present case, the clinical diagnosis favored a benign salivary gland tumor. Histologically, the tumor was composed of large round, oval, and polygonal cells of varying size with abundant pale, eosinophilic, fine, granular cytoplasm with peripherally located nuclei. Immunohistochemically, the lesion was positive for muscle-specific actin, smooth muscle actin, desmin, S100 protein, and Masson’s trichrome. Electron microscopic examination confirmed the presence of numerous myofibrils. The lesion was treated by surgical resection. The clinical, histological, immunohistochemical, and ultrastructural features are discussed in this study.http://dx.doi.org/10.1155/2013/741548
spellingShingle Ana Amelia Souza
Vera Cavalcanti de Araújo
Fabricio Passador Santos
Elizabeth Ferreira Martinez
Jose Ferreira de Menezes Filho
Ney Soares de Araujo
Andresa Borges Soares
Intraoral Adult Rhabdomyoma: A Case Report
Case Reports in Dentistry
title Intraoral Adult Rhabdomyoma: A Case Report
title_full Intraoral Adult Rhabdomyoma: A Case Report
title_fullStr Intraoral Adult Rhabdomyoma: A Case Report
title_full_unstemmed Intraoral Adult Rhabdomyoma: A Case Report
title_short Intraoral Adult Rhabdomyoma: A Case Report
title_sort intraoral adult rhabdomyoma a case report
url http://dx.doi.org/10.1155/2013/741548
work_keys_str_mv AT anaameliasouza intraoraladultrhabdomyomaacasereport
AT veracavalcantidearaujo intraoraladultrhabdomyomaacasereport
AT fabriciopassadorsantos intraoraladultrhabdomyomaacasereport
AT elizabethferreiramartinez intraoraladultrhabdomyomaacasereport
AT joseferreirademenezesfilho intraoraladultrhabdomyomaacasereport
AT neysoaresdearaujo intraoraladultrhabdomyomaacasereport
AT andresaborgessoares intraoraladultrhabdomyomaacasereport