3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer

This study aimed to evaluate the efficacy and safety of computed tomography-magnetic resonance imaging (CT-MRI)-guided multi-catheter interstitial brachytherapy for patients with bulky (≥4 cm) and high-risk, stage IIB–IVB advanced cervical cancer. Eighteen patients who underwent concurrent chemoradi...

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Main Authors: Tetsuya Kokabu, Koji Masui, Yosuke Tarumi, Naoki Noguchi, Kohei Aoyama, Hisashi Kataoka, Hiroshi Matsushima, Kaori Yoriki, Daisuke Shimizu, Hideya Yamazaki, Kei Yamada, Taisuke Mori
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/14/5/1257
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author Tetsuya Kokabu
Koji Masui
Yosuke Tarumi
Naoki Noguchi
Kohei Aoyama
Hisashi Kataoka
Hiroshi Matsushima
Kaori Yoriki
Daisuke Shimizu
Hideya Yamazaki
Kei Yamada
Taisuke Mori
author_facet Tetsuya Kokabu
Koji Masui
Yosuke Tarumi
Naoki Noguchi
Kohei Aoyama
Hisashi Kataoka
Hiroshi Matsushima
Kaori Yoriki
Daisuke Shimizu
Hideya Yamazaki
Kei Yamada
Taisuke Mori
author_sort Tetsuya Kokabu
collection DOAJ
description This study aimed to evaluate the efficacy and safety of computed tomography-magnetic resonance imaging (CT-MRI)-guided multi-catheter interstitial brachytherapy for patients with bulky (≥4 cm) and high-risk, stage IIB–IVB advanced cervical cancer. Eighteen patients who underwent concurrent chemoradiotherapy with multi-catheter interstitial brachytherapy between September 2014 and August 2020 were enrolled. The prescribed dose of external beam radiotherapy was 45–50.4 Gy, and the brachytherapy high-dose-rate aim was 25–30 Gy per 5 fractions. The endpoints were four-year local and pelvic control rates, four-year disease-free and overall survival rates, and the adverse events rate. The median follow-up period was 48.4 months (9.1–87.5 months). Fifteen patients received concurrent cisplatin therapy (40 mg/m<sup>2</sup>, q1week). Four (22.2%), seven (38.9%), and seven (38.9%) patients had stage II, III, and IV cervical cancer, respectively. Pelvic and para-aortic lymph node metastases were observed in 11 (61.1%) and 2 (11.1%) patients, respectively. The median pre-treatment volume was 87.5 cm<sup>3</sup>. The four-year local control, pelvic control, disease-free survival, and overall survival rates were 100%, 100%, 81.6%, and 87.8%, respectively. Three (16.7%) patients experienced grade 3 adverse events, and none experienced grade 4–5 adverse events. CT-MRI-guided multi-catheter interstitial brachytherapy could be a promising treatment strategy for locally advanced cervical cancer.
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spelling doaj.art-5671c5cae8804e03a372b4a5859cfe4f2023-11-23T22:48:14ZengMDPI AGCancers2072-66942022-02-01145125710.3390/cancers140512573D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical CancerTetsuya Kokabu0Koji Masui1Yosuke Tarumi2Naoki Noguchi3Kohei Aoyama4Hisashi Kataoka5Hiroshi Matsushima6Kaori Yoriki7Daisuke Shimizu8Hideya Yamazaki9Kei Yamada10Taisuke Mori11Department of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Radiology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Radiology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Radiology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Radiology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Radiology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanDepartment of Obstetrics and Gynecology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto 602-8566, JapanThis study aimed to evaluate the efficacy and safety of computed tomography-magnetic resonance imaging (CT-MRI)-guided multi-catheter interstitial brachytherapy for patients with bulky (≥4 cm) and high-risk, stage IIB–IVB advanced cervical cancer. Eighteen patients who underwent concurrent chemoradiotherapy with multi-catheter interstitial brachytherapy between September 2014 and August 2020 were enrolled. The prescribed dose of external beam radiotherapy was 45–50.4 Gy, and the brachytherapy high-dose-rate aim was 25–30 Gy per 5 fractions. The endpoints were four-year local and pelvic control rates, four-year disease-free and overall survival rates, and the adverse events rate. The median follow-up period was 48.4 months (9.1–87.5 months). Fifteen patients received concurrent cisplatin therapy (40 mg/m<sup>2</sup>, q1week). Four (22.2%), seven (38.9%), and seven (38.9%) patients had stage II, III, and IV cervical cancer, respectively. Pelvic and para-aortic lymph node metastases were observed in 11 (61.1%) and 2 (11.1%) patients, respectively. The median pre-treatment volume was 87.5 cm<sup>3</sup>. The four-year local control, pelvic control, disease-free survival, and overall survival rates were 100%, 100%, 81.6%, and 87.8%, respectively. Three (16.7%) patients experienced grade 3 adverse events, and none experienced grade 4–5 adverse events. CT-MRI-guided multi-catheter interstitial brachytherapy could be a promising treatment strategy for locally advanced cervical cancer.https://www.mdpi.com/2072-6694/14/5/1257cervical cancerinterstitial brachytherapyambulatory techniqueCTMRI
spellingShingle Tetsuya Kokabu
Koji Masui
Yosuke Tarumi
Naoki Noguchi
Kohei Aoyama
Hisashi Kataoka
Hiroshi Matsushima
Kaori Yoriki
Daisuke Shimizu
Hideya Yamazaki
Kei Yamada
Taisuke Mori
3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
Cancers
cervical cancer
interstitial brachytherapy
ambulatory technique
CT
MRI
title 3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
title_full 3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
title_fullStr 3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
title_full_unstemmed 3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
title_short 3D-Image-Guided Multi-Catheter Interstitial Brachytherapy for Bulky and High-Risk Stage IIB–IVB Cervical Cancer
title_sort 3d image guided multi catheter interstitial brachytherapy for bulky and high risk stage iib ivb cervical cancer
topic cervical cancer
interstitial brachytherapy
ambulatory technique
CT
MRI
url https://www.mdpi.com/2072-6694/14/5/1257
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