Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac

We present specific issues that arose when using a 1.5-Tesla MR-Linac to treat a series of 4 soft-tissue sarcoma (STS) patients. These issues arose from the combination of typical STS attributes (long, off-axis target) and MR-Linac design-specific limitations on field size and patient positioning. D...

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Main Authors: Gye Won Choi, Gary A. Eastwick, Leonard H. Kim
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:Technical Innovations & Patient Support in Radiation Oncology
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Online Access:http://www.sciencedirect.com/science/article/pii/S2405632424000635
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author Gye Won Choi
Gary A. Eastwick
Leonard H. Kim
author_facet Gye Won Choi
Gary A. Eastwick
Leonard H. Kim
author_sort Gye Won Choi
collection DOAJ
description We present specific issues that arose when using a 1.5-Tesla MR-Linac to treat a series of 4 soft-tissue sarcoma (STS) patients. These issues arose from the combination of typical STS attributes (long, off-axis target) and MR-Linac design-specific limitations on field size and patient positioning. Despite the availability of on-line plan adaptation, STS patients were more efficiently treated after workflow changes to improve patient selection and immobilization. Other issues arising from off-axis STS target locations: geometric distortion of MR images and patient-specific QA, are discussed.
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spelling doaj-art-a007ce45c981422e8ca29271001f89332025-08-20T02:50:45ZengElsevierTechnical Innovations & Patient Support in Radiation Oncology2405-63242025-03-013310029610.1016/j.tipsro.2024.100296Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-LinacGye Won Choi0Gary A. Eastwick1Leonard H. Kim2MD Anderson Cancer Center at Cooper, 2 Cooper Plaza, Camden, NJ 08103, USAMD Anderson Cancer Center at Cooper, 2 Cooper Plaza, Camden, NJ 08103, USACorresponding author.; MD Anderson Cancer Center at Cooper, 2 Cooper Plaza, Camden, NJ 08103, USAWe present specific issues that arose when using a 1.5-Tesla MR-Linac to treat a series of 4 soft-tissue sarcoma (STS) patients. These issues arose from the combination of typical STS attributes (long, off-axis target) and MR-Linac design-specific limitations on field size and patient positioning. Despite the availability of on-line plan adaptation, STS patients were more efficiently treated after workflow changes to improve patient selection and immobilization. Other issues arising from off-axis STS target locations: geometric distortion of MR images and patient-specific QA, are discussed.http://www.sciencedirect.com/science/article/pii/S2405632424000635MR-guided radiation therapySoft-tissue sarcoma
spellingShingle Gye Won Choi
Gary A. Eastwick
Leonard H. Kim
Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
Technical Innovations & Patient Support in Radiation Oncology
MR-guided radiation therapy
Soft-tissue sarcoma
title Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
title_full Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
title_fullStr Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
title_full_unstemmed Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
title_short Case report: Clinical workflow considerations for treating soft-tissue sarcoma on a 1.5-T MR-Linac
title_sort case report clinical workflow considerations for treating soft tissue sarcoma on a 1 5 t mr linac
topic MR-guided radiation therapy
Soft-tissue sarcoma
url http://www.sciencedirect.com/science/article/pii/S2405632424000635
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