Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review

Ewing sarcoma and primitive neuroectodermal tumors (ES/PNETs) are rare tumors that belong to a family of round-cell neuroectodermally derived tumors, and their optimal treatment remains a great challenge. This study presented a case of ES/PNET, arising in the esophagus of a 21-year-old female patien...

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Main Authors: Jie Li, Pengfei Sun, Li Ma, Xianhua Min, Binqiang Ye, Yao Zhang, Weiwei Ta, Jiyun Deng, Xiangrong Cao, Chi Dong
Format: Article
Language:English
Published: Karger Publishers 2022-03-01
Series:Case Reports in Oncology
Subjects:
Online Access:https://www.karger.com/Article/FullText/522152
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author Jie Li
Pengfei Sun
Li Ma
Xianhua Min
Binqiang Ye
Yao Zhang
Weiwei Ta
Jiyun Deng
Xiangrong Cao
Chi Dong
author_facet Jie Li
Pengfei Sun
Li Ma
Xianhua Min
Binqiang Ye
Yao Zhang
Weiwei Ta
Jiyun Deng
Xiangrong Cao
Chi Dong
author_sort Jie Li
collection DOAJ
description Ewing sarcoma and primitive neuroectodermal tumors (ES/PNETs) are rare tumors that belong to a family of round-cell neuroectodermally derived tumors, and their optimal treatment remains a great challenge. This study presented a case of ES/PNET, arising in the esophagus of a 21-year-old female patient presented with progressive dysphagia. Computed tomography and endoscopic ultrasonography showed a well-defined, submucosal solid mass in the superthoracic esophagus. The accurate diagnosis after surgery was obtained through immunohistochemistry and genetic studies, namely the CD99 immunopositivity as well as the EWSR1/FLI1 gene rearrangement associated with t(11;22)(q24;q12) in tumor cells. The patient underwent localized tumor resection followed by chemotherapy and chest radiotherapy. The patient is doing well with no evidence of tumor recurrence or metastasis 18 months after surgery. Although the esophagus is a rare site for ES/pPNET, we can speculate that the treatment protocol of ES/pPNET should include multi-agent chemotherapy, surgery, and local radiotherapy in order to improve the prognosis based on our report.
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spelling doaj.art-359d076a7f984ac6a4363e1eb0868b2f2022-12-22T00:10:26ZengKarger PublishersCase Reports in Oncology1662-65752022-03-0115126727610.1159/000522152522152Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature ReviewJie Li0https://orcid.org/0000-0002-9299-4385Pengfei Sun1https://orcid.org/0000-0001-6864-9584Li Ma2Xianhua Min3Binqiang Ye4Yao Zhang5Weiwei Ta6Jiyun Deng7Xiangrong Cao8Chi Dong9Department of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Radiotherapy, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaDepartment of Pathology, Second Hospital Affiliated to Lanzhou University, Lanzhou, ChinaEwing sarcoma and primitive neuroectodermal tumors (ES/PNETs) are rare tumors that belong to a family of round-cell neuroectodermally derived tumors, and their optimal treatment remains a great challenge. This study presented a case of ES/PNET, arising in the esophagus of a 21-year-old female patient presented with progressive dysphagia. Computed tomography and endoscopic ultrasonography showed a well-defined, submucosal solid mass in the superthoracic esophagus. The accurate diagnosis after surgery was obtained through immunohistochemistry and genetic studies, namely the CD99 immunopositivity as well as the EWSR1/FLI1 gene rearrangement associated with t(11;22)(q24;q12) in tumor cells. The patient underwent localized tumor resection followed by chemotherapy and chest radiotherapy. The patient is doing well with no evidence of tumor recurrence or metastasis 18 months after surgery. Although the esophagus is a rare site for ES/pPNET, we can speculate that the treatment protocol of ES/pPNET should include multi-agent chemotherapy, surgery, and local radiotherapy in order to improve the prognosis based on our report.https://www.karger.com/Article/FullText/522152extraosseous ewing sarcomaprimitive neuroectodermal tumoresophagusdiagnosistreatment
spellingShingle Jie Li
Pengfei Sun
Li Ma
Xianhua Min
Binqiang Ye
Yao Zhang
Weiwei Ta
Jiyun Deng
Xiangrong Cao
Chi Dong
Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
Case Reports in Oncology
extraosseous ewing sarcoma
primitive neuroectodermal tumor
esophagus
diagnosis
treatment
title Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
title_full Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
title_fullStr Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
title_full_unstemmed Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
title_short Ewing Sarcoma and Primitive Neuroectodermal Tumor of the Thoracic Esophagus: Case Report and Comprehensive Literature Review
title_sort ewing sarcoma and primitive neuroectodermal tumor of the thoracic esophagus case report and comprehensive literature review
topic extraosseous ewing sarcoma
primitive neuroectodermal tumor
esophagus
diagnosis
treatment
url https://www.karger.com/Article/FullText/522152
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