Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use

Undifferentiated pleomorphic sarcoma (UPS), a subtype of soft tissue sarcoma (STS), is an uncommon malignancy associated with a poor prognosis. As with other forms of sarcoma, surgical resection remains the only form of treatment with curative potential. The role of perioperative systemic therapy ha...

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Main Authors: Won Jin Jeon, Jin Hyun Moon, Bryan Pham, Bowon Joung, Laura Denham, Joel Brothers
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-06-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2023.1198292/full
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author Won Jin Jeon
Jin Hyun Moon
Bryan Pham
Bowon Joung
Laura Denham
Joel Brothers
author_facet Won Jin Jeon
Jin Hyun Moon
Bryan Pham
Bowon Joung
Laura Denham
Joel Brothers
author_sort Won Jin Jeon
collection DOAJ
description Undifferentiated pleomorphic sarcoma (UPS), a subtype of soft tissue sarcoma (STS), is an uncommon malignancy associated with a poor prognosis. As with other forms of sarcoma, surgical resection remains the only form of treatment with curative potential. The role of perioperative systemic therapy has not been definitively elucidated. Due to high recurrence rates and metastatic potential, management of UPS can pose a difficult task for clinicians. In cases of unresectable UPS due to anatomic limitations and in patients with comorbidities and poor performance status (PS), management options are limited. We describe a patient with UPS involving the chest wall with poor PS who achieved complete response (CR) following neoadjuvant chemotherapy and radiation in the setting of prior immune-checkpoint inhibitor (ICI) therapy.
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spelling doaj.art-09198af9a5424caf86f0ffb853df6fee2023-06-23T16:02:43ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2023-06-011310.3389/fonc.2023.11982921198292Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor useWon Jin Jeon0Jin Hyun Moon1Bryan Pham2Bowon Joung3Laura Denham4Joel Brothers5Department of Internal Medicine, Loma Linda University, Loma Linda, CA, United StatesDepartment of Internal Medicine, Loma Linda University, Loma Linda, CA, United StatesDepartment of Internal Medicine, Loma Linda University, Loma Linda, CA, United StatesDepartment of Internal Medicine, Loma Linda University, Loma Linda, CA, United StatesDepartment of Anatomic and Clinical Pathology, Loma Linda University, Loma Linda, CA, United StatesDivision of Medical Oncology and Hematology, Department of Internal Medicine, Loma Linda University, Loma Linda, CA, United StatesUndifferentiated pleomorphic sarcoma (UPS), a subtype of soft tissue sarcoma (STS), is an uncommon malignancy associated with a poor prognosis. As with other forms of sarcoma, surgical resection remains the only form of treatment with curative potential. The role of perioperative systemic therapy has not been definitively elucidated. Due to high recurrence rates and metastatic potential, management of UPS can pose a difficult task for clinicians. In cases of unresectable UPS due to anatomic limitations and in patients with comorbidities and poor performance status (PS), management options are limited. We describe a patient with UPS involving the chest wall with poor PS who achieved complete response (CR) following neoadjuvant chemotherapy and radiation in the setting of prior immune-checkpoint inhibitor (ICI) therapy.https://www.frontiersin.org/articles/10.3389/fonc.2023.1198292/fullundifferentiated pleomorphic sarcoma (UPS)immune-checkpoint inhibitor (ICI)perioperative therapytumor microenvironmentneoadjuvant therapy
spellingShingle Won Jin Jeon
Jin Hyun Moon
Bryan Pham
Bowon Joung
Laura Denham
Joel Brothers
Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
Frontiers in Oncology
undifferentiated pleomorphic sarcoma (UPS)
immune-checkpoint inhibitor (ICI)
perioperative therapy
tumor microenvironment
neoadjuvant therapy
title Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
title_full Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
title_fullStr Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
title_full_unstemmed Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
title_short Case Report: An exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
title_sort case report an exceptional response to neoadjuvant radiotherapy and chemotherapy in undifferentiated pleomorphic sarcoma following checkpoint inhibitor use
topic undifferentiated pleomorphic sarcoma (UPS)
immune-checkpoint inhibitor (ICI)
perioperative therapy
tumor microenvironment
neoadjuvant therapy
url https://www.frontiersin.org/articles/10.3389/fonc.2023.1198292/full
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