Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease

Abstract Background Historically, IBD has been thought to increase the underlying risk of radiation related toxicity in the treatment of prostate cancer. In the modern era, contemporary radiation planning and delivery may mitigate radiation-related toxicity in this theoretically high-risk cohort. Th...

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Main Authors: Jonathan W. Lischalk, Seth Blacksburg, Christopher Mendez, Michael Repka, Astrid Sanchez, Todd Carpenter, Matthew Witten, Jules E. Garbus, Andrew Evans, Sean P. Collins, Aaron Katz, Jonathan Haas
Format: Article
Language:English
Published: BMC 2021-07-01
Series:Radiation Oncology
Subjects:
Online Access:https://doi.org/10.1186/s13014-021-01850-1
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author Jonathan W. Lischalk
Seth Blacksburg
Christopher Mendez
Michael Repka
Astrid Sanchez
Todd Carpenter
Matthew Witten
Jules E. Garbus
Andrew Evans
Sean P. Collins
Aaron Katz
Jonathan Haas
author_facet Jonathan W. Lischalk
Seth Blacksburg
Christopher Mendez
Michael Repka
Astrid Sanchez
Todd Carpenter
Matthew Witten
Jules E. Garbus
Andrew Evans
Sean P. Collins
Aaron Katz
Jonathan Haas
author_sort Jonathan W. Lischalk
collection DOAJ
description Abstract Background Historically, IBD has been thought to increase the underlying risk of radiation related toxicity in the treatment of prostate cancer. In the modern era, contemporary radiation planning and delivery may mitigate radiation-related toxicity in this theoretically high-risk cohort. This is the first manuscript to report clinical outcomes for men diagnosed with prostate cancer and underlying IBD curatively treated with stereotactic body radiation therapy (SBRT). Methods A large institutional database of patients (n = 4245) treated with SBRT for adenocarcinoma of the prostate was interrogated to identify patients who were diagnosed with underlying IBD prior to treatment. All patients were treated with SBRT over five treatment fractions using a robotic radiosurgical platform and fiducial tracking. Baseline IBD characteristics including IBD subtype, pre-SBRT IBD medications, and EPIC bowel questionnaires were reviewed for the IBD cohort. Acute and late toxicity was evaluated using the CTCAE version 5.0. Results A total of 31 patients were identified who had underlying IBD prior to SBRT for the curative treatment of prostate cancer. The majority (n = 18) were diagnosed with ulcerative colitis and were being treated with local steroid suppositories for IBD. No biochemical relapses were observed in the IBD cohort with early follow up. High-grade acute and late toxicities were rare (n = 1, grade 3 proctitis) with a median time to any GI toxicity of 22 months. Hemorrhoidal flare was the most common low-grade toxicity observed (n = 3). Conclusion To date, this is one of the largest groups of patients with IBD treated safely and effectively with radiation for prostate cancer and the only review of patients treated with SBRT. Caution is warranted when delivering therapeutic radiation to patients with IBD, however modern radiation techniques appear to have mitigated the risk of GI side effects.
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spelling doaj.art-a24a6ca933b04807b213e86839d040352022-12-21T22:51:28ZengBMCRadiation Oncology1748-717X2021-07-011611910.1186/s13014-021-01850-1Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel diseaseJonathan W. Lischalk0Seth Blacksburg1Christopher Mendez2Michael Repka3Astrid Sanchez4Todd Carpenter5Matthew Witten6Jules E. Garbus7Andrew Evans8Sean P. Collins9Aaron Katz10Jonathan Haas11Department of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Radiation Medicine, Lenox Hill Hospital – Northwell HealthDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandDepartment of Surgery, New York University Long Island School of MedicineDepartment of Radiation Oncology, New York University School of MedicineDepartment of Radiation Medicine, Medstar Georgetown University HospitalDepartment of Urology, New York University Long Island School of MedicineDepartment of Radiation Oncology, NYCyberKnife at Perlmutter Cancer Center – Manhattan, Perlmutter Cancer Center at New York University Langone Hospital – Long IslandAbstract Background Historically, IBD has been thought to increase the underlying risk of radiation related toxicity in the treatment of prostate cancer. In the modern era, contemporary radiation planning and delivery may mitigate radiation-related toxicity in this theoretically high-risk cohort. This is the first manuscript to report clinical outcomes for men diagnosed with prostate cancer and underlying IBD curatively treated with stereotactic body radiation therapy (SBRT). Methods A large institutional database of patients (n = 4245) treated with SBRT for adenocarcinoma of the prostate was interrogated to identify patients who were diagnosed with underlying IBD prior to treatment. All patients were treated with SBRT over five treatment fractions using a robotic radiosurgical platform and fiducial tracking. Baseline IBD characteristics including IBD subtype, pre-SBRT IBD medications, and EPIC bowel questionnaires were reviewed for the IBD cohort. Acute and late toxicity was evaluated using the CTCAE version 5.0. Results A total of 31 patients were identified who had underlying IBD prior to SBRT for the curative treatment of prostate cancer. The majority (n = 18) were diagnosed with ulcerative colitis and were being treated with local steroid suppositories for IBD. No biochemical relapses were observed in the IBD cohort with early follow up. High-grade acute and late toxicities were rare (n = 1, grade 3 proctitis) with a median time to any GI toxicity of 22 months. Hemorrhoidal flare was the most common low-grade toxicity observed (n = 3). Conclusion To date, this is one of the largest groups of patients with IBD treated safely and effectively with radiation for prostate cancer and the only review of patients treated with SBRT. Caution is warranted when delivering therapeutic radiation to patients with IBD, however modern radiation techniques appear to have mitigated the risk of GI side effects.https://doi.org/10.1186/s13014-021-01850-1ProstateStereotactic body radiation therapyInflammatory bowel diseaseUlcerative colitisCrohn’s disease
spellingShingle Jonathan W. Lischalk
Seth Blacksburg
Christopher Mendez
Michael Repka
Astrid Sanchez
Todd Carpenter
Matthew Witten
Jules E. Garbus
Andrew Evans
Sean P. Collins
Aaron Katz
Jonathan Haas
Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
Radiation Oncology
Prostate
Stereotactic body radiation therapy
Inflammatory bowel disease
Ulcerative colitis
Crohn’s disease
title Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
title_full Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
title_fullStr Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
title_full_unstemmed Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
title_short Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
title_sort stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease
topic Prostate
Stereotactic body radiation therapy
Inflammatory bowel disease
Ulcerative colitis
Crohn’s disease
url https://doi.org/10.1186/s13014-021-01850-1
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