Zobrazeno 1 - 10
of 326
pro vyhledávání: '"volumetric arc therapy"'
Publikováno v:
Journal of Medical Physics, Vol 48, Iss 4, Pp 338-344 (2023)
Introduction: Conventionally, the fattened beam is being used in radiotherapy for routine clinical cases even after introduction of intensity-modulated radiotherapy with incorporation of multi-leaf collimator system. With the removal of the flattenin
Externí odkaz:
https://doaj.org/article/97d75295262d4c12a2893a409ef14ea5
Publikováno v:
Journal of Radiation Research and Applied Sciences, Vol 15, Iss 3, Pp 152-173 (2022)
Introduction: A reliable and high resolution systemic with all aspects plan evaluation indices has been proposed in this study to measure the dose falloff outside the target volume. The essential goal of this study is to compensate the shortcomings f
Externí odkaz:
https://doaj.org/article/f1642f13282b4e6e9350c02576c58552
Autor:
Nicholas Bucknell, Nicholas Hardcastle, Roshini Gunewardena, Long Nguyen, Jason Callahan, David Ball, Lisa Selbie, Tomas Kron, Guy-Anne Turgeon, Michael S. Hofman, Shankar Siva
Publikováno v:
Clinical and Translational Radiation Oncology, Vol 40, Iss , Pp 100599- (2023)
Four-Dimensional Gallium 68 Ventilation-Perfusion Positron Emission Tomography (68Ga-4D-V/Q PET/CT) allows for dynamic imaging of lung function. To date there has been no assessment of the feasibility of adapting radiation therapy plans to changes in
Externí odkaz:
https://doaj.org/article/8117ce7f77734926ad6ab2acbc7405c9
Autor:
Justine Tyler, David Bernstein, Matthew Seithel, Keith Rooney, Imran Petkar, Elizabeth Miles, Catharine H Clark, Emma Hall, Chris Nutting
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 20, Iss , Pp 46-50 (2021)
This study aimed to assess the impact of the margin applied to the clinical target volume, to create the planning target volume, on plan quality of a novel dysphagia-optimised intensity modulated radiotherapy technique developed within a head and nec
Externí odkaz:
https://doaj.org/article/d0316bea7bb5437e80d4a1d9dda36be2
Autor:
Ajay Vindhyachal Sharma, Priyusha Bagdare, Pranav Chadha, Pragya Shree, Mohini Gupta, Rajkumar Chauhan, Isha Jaiswal, Kaustav Talapatra
Publikováno v:
Radiation Protection and Environment, Vol 44, Iss 1, Pp 22-27 (2021)
The aim of this study was to compare the dosimetric parameters of Co-planar Intensity modulated radiotherapy (C-IMRT), non-coplanar (NC-IMRT), and volumetric arc therapy (VMAT) planning technique in hippocampal sparing (HS) whole brain radiotherapy (
Externí odkaz:
https://doaj.org/article/83f96127767c46e69718b5d89d64718b
Autor:
Tapas Kumar Dora, Jayashree Deshmukh, Abhishek Chatterjee, Alok Goel, Subhadeep Bose, Avtar Singh, Amit Saini, Shefali Pahwa, Sarbani Ghosh Laskar, Jai Prakash Agarwal, Shyam Kishore Shrivastava, Rakesh Kapoor
Publikováno v:
Cancer Research, Statistics, and Treatment, Vol 4, Iss 3, Pp 456-465 (2021)
Background: Esophageal epithelium being primarily squamous, numerous studies have attempted to deliver a dose of more than 60 Gy as a part of radical chemoradiation for locally advanced esophageal cancer to achieve better tumor control. Various techn
Externí odkaz:
https://doaj.org/article/bc112e5e3290499b8a91662a310519f1
Publikováno v:
Journal of Medical Physics, Vol 45, Iss 1, Pp 1-6 (2020)
Aim: This study aims to validate volumetric arc therapy (VMAT) plan correction method for a patient's lost weight during the course of radiotherapy. Materials and Methods: VMAT plans of prostate and head and neck cancers were considered to evaluate d
Externí odkaz:
https://doaj.org/article/ad9cb19ed2f641c1a1595c6bc5709947
Autor:
Ingrid Masson, Martine Bellanger, Geneviève Perrocheau, Marc-André Mahé, David Azria, Pascal Pommier, Nathalie Mesgouez-Nebout, Philippe Giraud, Didier Peiffert, Bruno Chauvet, Philippe Dudouet, Naji Salem, Georges Noël, Jonathan Khalifa, Igor Latorzeff, Catherine Guérin-Charbonnel, Stéphane Supiot
Publikováno v:
Frontiers in Oncology, Vol 11 (2022)
BackgroundIntensity modulated radiation therapy (IMRT) combined with androgen deprivation therapy (ADT) has become the standard treatment for patients with high-risk prostate cancer. Two techniques of rotational IMRT are commonly used in this indicat
Externí odkaz:
https://doaj.org/article/e56eee980e814e50a4a6d8c7e0449ca2
Autor:
Jaeman Son, Noorie Choi, Jung-in Kim, Jong Min Park, Hong-Gyun Wu, Hyun-Cheol Kang, Chang Heon Choi
Publikováno v:
Radiation Oncology, Vol 14, Iss 1, Pp 1-10 (2019)
Abstract Background This study set out to evaluate the effect of dose rate on normal tissues (the lung, in particular) and the variation in the treatment efficiency as determined by the monitor unit (MU) and energy applied in Linac-based volumetric a
Externí odkaz:
https://doaj.org/article/0882242bca0a41f5a545bddd975c98e2
Autor:
Penelope Knapp, Belinda Eva, Gemma Reseigh, Adrian Gibbs, Lucy Sim, Tiffany Daly, Judith Cox, Anne Bernard
Publikováno v:
Journal of Medical Radiation Sciences, Vol 66, Iss 1, Pp 44-53 (2019)
Abstract Introduction For gynaecological cancers, volumetric modulated arc therapy (VMAT) offers comparable plan quality with shorter treatment delivery times when compared to intensity modulated radiation therapy (IMRT). Methods The clinical IMRT pl
Externí odkaz:
https://doaj.org/article/153b6e1d4a6145b28942334ccafea8f1