Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report

Abstract Background Paragangliomas are rare neoplasms arising from extra-adrenal chromaffin cells, with mediastinal paragangliomas representing an exceptionally rare subset. This report details the surgical management of a complex mediastinal paraganglioma case, presenting with refractory hypertensi...

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Main Authors: Zhihui Yang, Xiaojie Huang, Danting Zhou, Tao Tang, Hengxing Liang, Wenliang Liu, Fenglei Yu, Chen Chen
Format: Article
Language:English
Published: BMC 2025-01-01
Series:Journal of Cardiothoracic Surgery
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Online Access:https://doi.org/10.1186/s13019-024-03222-8
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author Zhihui Yang
Xiaojie Huang
Danting Zhou
Tao Tang
Hengxing Liang
Wenliang Liu
Fenglei Yu
Chen Chen
author_facet Zhihui Yang
Xiaojie Huang
Danting Zhou
Tao Tang
Hengxing Liang
Wenliang Liu
Fenglei Yu
Chen Chen
author_sort Zhihui Yang
collection DOAJ
description Abstract Background Paragangliomas are rare neoplasms arising from extra-adrenal chromaffin cells, with mediastinal paragangliomas representing an exceptionally rare subset. This report details the surgical management of a complex mediastinal paraganglioma case, presenting with refractory hypertension and invasion of critical surrounding structures. A comprehensive review of the current literature is included to underscore existing cases, enhance clinical awareness, and share our insights and experience in the diagnosis and treatment of this challenging condition. Case presentation A 16-year-old female presented with recurrent headaches and persistent hypertension lasting over one year. Based on clinical findings and imaging studies, she was preliminarily diagnosed with a mediastinal paraganglioma. The patient underwent comprehensive preoperative management, including oral α- and β-adrenergic blockade, preoperative arterial embolization, and intravenous fluid volume expansion, to optimize endocrine control. Thoracoscopic resection of the mediastinal mass was initially attempted; however, the procedure became complex due to the high risk of uncontrolled hemorrhage and invasion of adjacent vital structures. Following the preoperative surgical plan, the incision was converted to a lateral thoracotomy, and cardiopulmonary bypass was initiated. Meticulous dissection enabled the complete removal of the tumor along with the affected posterior wall of the left atrium, followed by reconstruction of the left atrium and the right pulmonary vein. The surgery was successfully completed, and follow-up assessments showed no signs of tumor recurrence or metastasis. Conclusions Functional mediastinal paraganglioma is a rare neuroendocrine tumor, with complete surgical resection being the gold standard treatment. Stringent perioperative management is crucial to mitigate the risk of cardiovascular complications associated with functional tumors. Lifelong surveillance is recommended to detect potential recurrence or metastasis. Effective collaboration within a multidisciplinary team is essential for ensuring accurate diagnosis and delivering optimal, individualized care.
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spelling doaj-art-2629bd659de04eb794d8b6959c817b542025-08-20T01:48:07ZengBMCJournal of Cardiothoracic Surgery1749-80902025-01-012011610.1186/s13019-024-03222-8Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case reportZhihui Yang0Xiaojie Huang1Danting Zhou2Tao Tang3Hengxing Liang4Wenliang Liu5Fenglei Yu6Chen Chen7Department of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Cardiovascular Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Cardiovascular Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityDepartment of Thoracic Surgery, The Second Xiangya Hospital of Central South UniversityAbstract Background Paragangliomas are rare neoplasms arising from extra-adrenal chromaffin cells, with mediastinal paragangliomas representing an exceptionally rare subset. This report details the surgical management of a complex mediastinal paraganglioma case, presenting with refractory hypertension and invasion of critical surrounding structures. A comprehensive review of the current literature is included to underscore existing cases, enhance clinical awareness, and share our insights and experience in the diagnosis and treatment of this challenging condition. Case presentation A 16-year-old female presented with recurrent headaches and persistent hypertension lasting over one year. Based on clinical findings and imaging studies, she was preliminarily diagnosed with a mediastinal paraganglioma. The patient underwent comprehensive preoperative management, including oral α- and β-adrenergic blockade, preoperative arterial embolization, and intravenous fluid volume expansion, to optimize endocrine control. Thoracoscopic resection of the mediastinal mass was initially attempted; however, the procedure became complex due to the high risk of uncontrolled hemorrhage and invasion of adjacent vital structures. Following the preoperative surgical plan, the incision was converted to a lateral thoracotomy, and cardiopulmonary bypass was initiated. Meticulous dissection enabled the complete removal of the tumor along with the affected posterior wall of the left atrium, followed by reconstruction of the left atrium and the right pulmonary vein. The surgery was successfully completed, and follow-up assessments showed no signs of tumor recurrence or metastasis. Conclusions Functional mediastinal paraganglioma is a rare neuroendocrine tumor, with complete surgical resection being the gold standard treatment. Stringent perioperative management is crucial to mitigate the risk of cardiovascular complications associated with functional tumors. Lifelong surveillance is recommended to detect potential recurrence or metastasis. Effective collaboration within a multidisciplinary team is essential for ensuring accurate diagnosis and delivering optimal, individualized care.https://doi.org/10.1186/s13019-024-03222-8Mediastinal paragangliomaPerioperative managementSurgeryExtracorporeal circulationMultidisciplinary treatment
spellingShingle Zhihui Yang
Xiaojie Huang
Danting Zhou
Tao Tang
Hengxing Liang
Wenliang Liu
Fenglei Yu
Chen Chen
Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
Journal of Cardiothoracic Surgery
Mediastinal paraganglioma
Perioperative management
Surgery
Extracorporeal circulation
Multidisciplinary treatment
title Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
title_full Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
title_fullStr Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
title_full_unstemmed Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
title_short Successful thoracoscopic-assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation: a case report
title_sort successful thoracoscopic assisted resection of a functional paraganglioma in the mediastinum with extracorporeal circulation a case report
topic Mediastinal paraganglioma
Perioperative management
Surgery
Extracorporeal circulation
Multidisciplinary treatment
url https://doi.org/10.1186/s13019-024-03222-8
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