Results 21 to 30 of about 271,177 (332)

Pencil‐beam scanning proton therapy for the treatment of glomus jugulare tumours

Journal of Medical Radiation Sciences, 2022
Introduction Glomus jugulare tumours (GJT) are benign tumours that arise locally and destructively in the base of the skull and can be successfully treated with radiotherapy.
Jiří Kubeš, Vladimír Vondráček, Michal Andrlik, Matěj Navrátil, Silvia Sláviková, Daniel Klika, Alexandra Haas, Kateřina Dědečková, Kateřina Kopečková, Barbora Ondrová, Eliška Rotnáglová, Štěpán Vinakurau, Alexander Grebenyuk, Jozef Rosina   +13 more
doaj   +1 more source

Monitoring of breathing motion in image-guided PBS proton therapy: comparative analysis of optical and electromagnetic technologies

Radiation Oncology, 2017
Background Motion monitoring is essential when treating non-static tumours with pencil beam scanned protons. 4D medical imaging typically relies on the detected body surface displacement, considered as a surrogate of the patient's anatomical changes, a ...
Giovanni Fattori, Sairos Safai, Pablo Fernández Carmona, Marta Peroni, Rosalind Perrin, Damien Charles Weber, Antony John Lomax   +6 more
doaj   +1 more source

Treatment outcomes of passive scattering proton beam therapy for stage I non-small cell lung cancer

Radiation Oncology, 2021
Introduction To investigate the treatment outcomes of passive scattering proton beam therapy using stereotactic ablative radiotherapy (SABR) or hypofractionated radiation therapy (RT) for inoperable patients or those who refused surgery for stage I non ...
Unurjargal Bayasgalan, Sung Ho Moon, Jong Hwi Jeong, Tae Hyun Kim, Kwan Ho Cho, Yang-Gun Suh   +5 more
doaj   +1 more source

Long-term results of a phase II study of hypofractionated proton therapy for prostate cancer: moderate versus extreme hypofractionation

Radiation Oncology, 2019
Background We performed a prospective phase II study to compare acute toxicity among five different hypofractionated schedules using proton therapy. This study was an exploratory analysis to investigate the secondary end-point of biochemical failure-free
Boram Ha, Kwan Ho Cho, Kang Hyun Lee, Jae Young Joung, Yeon-Joo Kim, Sung Uk Lee, Hyunjung Kim, Yang-Gun Suh, Sung Ho Moon, Young Kyung Lim, Jong Hwi Jeong, Haksoo Kim, Weon Seo Park, Sun Ho Kim   +13 more
doaj   +1 more source

Utilization of Diaphragm Motion to Predict the Displacement of Liver Tumors for Patients Treated with Carbon ion Radiotherapy

Technology in Cancer Research & Treatment, 2023
Objectives: To establish and validate a linear model utilizing diaphragm motion (DM) to predict the displacement of liver tumors (DLTs) for patients who underwent carbon ion radiotherapy (CIRT).
Yao Li BM, Wumiao Tang, Jiangbing Zhang, Ruirui Bu MS, Wenchien Hsi PhD, Yongqiang Li PhD   +5 more
doaj   +1 more source

Optimization of the planning process with an in-house treatment information, management, and planning system

Radiation Medicine and Protection, 2022
Objective: To describe the major categories of components of an in-house treatment information, management, and planning system (TIMPS®) that were designed and built to optimize the planning process.
Michael F. Moyers, James Lin, Jie Li, Hongliang Chen, Zhuangming Shen   +4 more
doaj   +1 more source

Clinical results of proton beam therapy for elderly patients with non-small cell lung cancer

Radiation Oncology, 2018
Background The purpose of the present study was to evaluate retrospectively the efficacy and safety of proton beam therapy for elderly patients (≥80 years of age) with non-small cell lung cancer.
Takashi Ono, Tatsuya Nakamura, Hisashi Yamaguchi, Yusuke Azami, Kanako Takayama, Motohisa Suzuki, Hitoshi Wada, Yasuhiro Kikuchi, Masao Murakami, Kenji Nemoto   +9 more
doaj   +1 more source

Feasibility Study of Robust Optimization to Reduce Dose Delivery Uncertainty by Potential Applicator Displacements for a Cervix Brachytherapy

Applied Sciences, 2021
Brachytherapy is an important technique to increase the overall survival of cervical cancer patients. However, a possible shift of the applicators in relation to the target and organs at risk may occur between imaging and treatment.
Byungdu Jo, Kyeongyun Park, Dongho Shin, Young Kyung Lim, Jong Hwi Jeong, Se Byeong Lee, Hee-Joung Kim, Haksoo Kim   +7 more
doaj   +1 more source

Pencil Beam Scanning Proton Therapy for Adolescents and Young Adults with Head and Neck Sarcomas [PDF]

International Journal of Particle Therapy, 2023
Purpose: To assess clinical outcomes of adolescents and young adults (AYAs) with head and neck sarcomas (HNSs) treated with pencil beam scanning proton therapy (PBSPT) and to report quality of life (QoL). Materials and Methods: Twenty-eight AYAs (aged 15
Miriam Vázquez, MD, Katja Baust, MSc, Amaia Ilundain, MD, Dominic Leiser, MD, Barbara Bachtiary, MD, Alessia Pica, MD, Ulrike L. Kliebsch, PhD, Gabriele Calaminus, MD, Damien C. Weber, MD   +8 more
doaj   +1 more source

Comparison of pencil beam and Monte Carlo calculations with ion chamber array measurements for patient-specific quality assurance

Radiation Medicine and Protection, 2022
Objective: To determine under what conditions and criteria comparisons between calculations made with the current clinical treatment planning system (Syngo) and an in-house built TPS (TIMPS) would allow skipping of in-beam portal-specific measurements ...
Yu Deng, Zhi Chen, Qianxia Wang, Pablo Yepes, Zhuangming Shen, Hongliang Chen, Jie Li, Michael F. Moyers   +7 more
doaj   +1 more source