New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma

Purpose: Small bowel tolerance may be dose-limiting in the management of some pelvic and abdominal malignancies with curative-intent radiation therapy. Multiple techniques previously have been attempted to exclude the small bowel from the radiation field, including the surgical insertion of an absor...

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Main Authors: Hunter C. Gits, MD, MSc, Eric J. Dozois, MD, Matthew T. Houdek, MD, Thanh P. Ho, MD, Scott H. Okuno, MD, Rachael M. Guenzel, APRN, CNP, DNP, Laura A. McGrath, APRN, CNP, MSN, Alan J. Kraling, CMD, RTT, Jedediah E. Johnson, PhD, Scott C. Lester, MD
Format: Article
Language:English
Published: Elsevier 2022-11-01
Series:Advances in Radiation Oncology
Online Access:http://www.sciencedirect.com/science/article/pii/S2452109422001142
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author Hunter C. Gits, MD, MSc
Eric J. Dozois, MD
Matthew T. Houdek, MD
Thanh P. Ho, MD
Scott H. Okuno, MD
Rachael M. Guenzel, APRN, CNP, DNP
Laura A. McGrath, APRN, CNP, MSN
Alan J. Kraling, CMD, RTT
Jedediah E. Johnson, PhD
Scott C. Lester, MD
author_facet Hunter C. Gits, MD, MSc
Eric J. Dozois, MD
Matthew T. Houdek, MD
Thanh P. Ho, MD
Scott H. Okuno, MD
Rachael M. Guenzel, APRN, CNP, DNP
Laura A. McGrath, APRN, CNP, MSN
Alan J. Kraling, CMD, RTT
Jedediah E. Johnson, PhD
Scott C. Lester, MD
author_sort Hunter C. Gits, MD, MSc
collection DOAJ
description Purpose: Small bowel tolerance may be dose-limiting in the management of some pelvic and abdominal malignancies with curative-intent radiation therapy. Multiple techniques previously have been attempted to exclude the small bowel from the radiation field, including the surgical insertion of an absorbable mesh to serve as a temporary pelvic sling. This case highlights a clinically meaningful application of this technique with modern radiation therapy. Methods and Materials: A patient with locally invasive, unresectable high-grade sarcoma of the right pelvic vasculature was evaluated for definitive radiation therapy. The tumor immediately abutted the small bowel. The patient underwent laparoscopic placement of a mesh sling to retract the abutting small bowel and subsequently completed intensity modulated proton therapy. Results: The patient tolerated the mesh insertion procedure and radiation therapy well with no significant toxic effects. The combination approach achieved excellent dose metrics, and the patient has no evidence of progression 14 months out from treatment. Conclusions: The combination of mesh as a pelvic sling and proton radiation therapy enabled the application of a curative dose of radiation therapy and should be considered for patients in need of curative-intent radiation when the bowel is in close proximity to the target.
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spelling doaj.art-b85f2dcae9de4ca09ed56590185e33f22022-12-22T02:52:32ZengElsevierAdvances in Radiation Oncology2452-10942022-11-0176101008New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic SarcomaHunter C. Gits, MD, MSc0Eric J. Dozois, MD1Matthew T. Houdek, MD2Thanh P. Ho, MD3Scott H. Okuno, MD4Rachael M. Guenzel, APRN, CNP, DNP5Laura A. McGrath, APRN, CNP, MSN6Alan J. Kraling, CMD, RTT7Jedediah E. Johnson, PhD8Scott C. Lester, MD9Department of Radiation Oncology, Mayo Clinic, Rochester, MinnesotaDivision of Colon and Rectal Surgery, Mayo Clinic, Rochester, MinnesotaDepartment of Orthopedics, Mayo Clinic, Rochester, MinnesotaDepartment of Medical Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Medical Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Radiation Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Radiation Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Radiation Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Radiation Oncology, Mayo Clinic, Rochester, MinnesotaDepartment of Radiation Oncology, Mayo Clinic, Rochester, Minnesota; Corresponding author: Scott C. Lester, MDPurpose: Small bowel tolerance may be dose-limiting in the management of some pelvic and abdominal malignancies with curative-intent radiation therapy. Multiple techniques previously have been attempted to exclude the small bowel from the radiation field, including the surgical insertion of an absorbable mesh to serve as a temporary pelvic sling. This case highlights a clinically meaningful application of this technique with modern radiation therapy. Methods and Materials: A patient with locally invasive, unresectable high-grade sarcoma of the right pelvic vasculature was evaluated for definitive radiation therapy. The tumor immediately abutted the small bowel. The patient underwent laparoscopic placement of a mesh sling to retract the abutting small bowel and subsequently completed intensity modulated proton therapy. Results: The patient tolerated the mesh insertion procedure and radiation therapy well with no significant toxic effects. The combination approach achieved excellent dose metrics, and the patient has no evidence of progression 14 months out from treatment. Conclusions: The combination of mesh as a pelvic sling and proton radiation therapy enabled the application of a curative dose of radiation therapy and should be considered for patients in need of curative-intent radiation when the bowel is in close proximity to the target.http://www.sciencedirect.com/science/article/pii/S2452109422001142
spellingShingle Hunter C. Gits, MD, MSc
Eric J. Dozois, MD
Matthew T. Houdek, MD
Thanh P. Ho, MD
Scott H. Okuno, MD
Rachael M. Guenzel, APRN, CNP, DNP
Laura A. McGrath, APRN, CNP, MSN
Alan J. Kraling, CMD, RTT
Jedediah E. Johnson, PhD
Scott C. Lester, MD
New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
Advances in Radiation Oncology
title New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
title_full New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
title_fullStr New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
title_full_unstemmed New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
title_short New School Technology Meets Old School Technique: Intensity Modulated Proton Therapy and Laparoscopic Pelvic Sling Facilitate Safe and Efficacious Treatment of Pelvic Sarcoma
title_sort new school technology meets old school technique intensity modulated proton therapy and laparoscopic pelvic sling facilitate safe and efficacious treatment of pelvic sarcoma
url http://www.sciencedirect.com/science/article/pii/S2452109422001142
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