Zobrazeno 1 - 10
of 519
pro vyhledávání: '"MRI-guided radiotherapy"'
Publikováno v:
Radiation Oncology, Vol 19, Iss 1, Pp 1-11 (2024)
Abstract The advancement of precision radiotherapy techniques, such as volumetric modulated arc therapy (VMAT), stereotactic body radiotherapy (SBRT), and particle therapy, highlights the importance of radiotherapy in the treatment of cancer, while a
Externí odkaz:
https://doaj.org/article/d317b4a4165943b6bad362fde33dc027
Autor:
Chavelli M. Kensen, Rita Simões, Anja Betgen, Lisa Wiersema, Doenja M.J. Lambregts, Femke P. Peters, Corrie A.M. Marijnen, Uulke A. van der Heide, Tomas M. Janssen
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 32, Iss , Pp 100648- (2024)
Background and purpose: In online adaptive magnetic resonance image (MRI)-guided radiotherapy (MRIgRT), manual contouring of rectal tumors on daily images is labor-intensive and time-consuming. Automation of this task is complex due to substantial va
Externí odkaz:
https://doaj.org/article/d0e84928864f49dba82a2e7cc5e0c148
Autor:
Yining Zha, Zezhong Ye, Anna Zapaishchykova, John He, Shu-Hui Hsu, Jonathan E. Leeman, Kelly J. Fitzgerald, David E. Kozono, Raymond H. Mak, Hugo J.W.L. Aerts, Benjamin H. Kann
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 31, Iss , Pp 100626- (2024)
Background and purpose: Lung cancer is a leading cause of cancer-related mortality, and stereotactic body radiotherapy (SBRT) has become a standard treatment for early-stage lung cancer. However, the heterogeneous response to radiation at the tumor l
Externí odkaz:
https://doaj.org/article/1ab505b6979540368e96f26336e79e50
Autor:
Yimei Liu, Meining Chen, Jun Zhang, Yixuan Wang, Huikuan Gu, Chong Zhao, Zhenyu Qi, Xiaowu Deng, Shuyu Wu, Yinglin Peng
Publikováno v:
IEEE Access, Vol 12, Pp 71433-71441 (2024)
To investigate the effect of different MR sequences on the accuracy of Cycle-consistent Generative Adversarial Network (CycleGAN) based synthetic CT (sCT) generation in nasopharyngeal carcinoma (NPC). In this work, three sequences of MR, included T1-
Externí odkaz:
https://doaj.org/article/125ed60ef4fb48cb8ee697c39c5325a1
Autor:
Yu Gao, Stephanie Yoon, Ting Martin Ma, Yingli Yang, Ke Sheng, Daniel A. Low, Leslie Ballas, Michael L. Steinberg, Amar U Kishan, Minsong Cao
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 30, Iss , Pp 100573- (2024)
Background and purpose: Magnetic Resonance Imaging (MRI)-guided Stereotactic body radiotherapy (SBRT) treatment to prostate bed after radical prostatectomy has garnered growing interests. The aim of this study is to evaluate intra-fractional anatomic
Externí odkaz:
https://doaj.org/article/0148300d2dac423e93ae837d48d62081
Autor:
Fasco Van Ommen, Gaelle A.T. le Quellenec, Mirjam E. Willemsen-Bosman, Max M. van Noesel, Marry M. van den Heuvel-Eibrink, Enrica Seravalli, Petra S. Kroon, Geert O. Janssens
Publikováno v:
Radiation Oncology, Vol 18, Iss 1, Pp 1-8 (2023)
Abstract Background In pediatric radiotherapy treatment planning of abdominal tumors, dose constraints to the pancreatic tail/spleen are applied to reduce late toxicity. In this study, an analysis of inter- and intrafraction motion of the pancreatic
Externí odkaz:
https://doaj.org/article/552d2e394304430eba6e9044c86f9dcb
Autor:
Ariel E. Marciscano, Sydney Wolfe, Xi Kathy Zhou, Christopher E. Barbieri, Silvia C. Formenti, Jim C. Hu, Ana M. Molina, David M. Nanus, Jones T. Nauseef, Douglas S. Scherr, Cora N. Sternberg, Scott T. Tagawa, Himanshu Nagar
Publikováno v:
BMC Cancer, Vol 23, Iss 1, Pp 1-9 (2023)
Abstract Background Ultra-hypofractionated image-guided stereotactic body radiotherapy (SBRT) is increasingly used for definitive treatment of localized prostate cancer. Magnetic resonance imaging-guided radiotherapy (MRgRT) facilitates improved visu
Externí odkaz:
https://doaj.org/article/fa243c6550cd4849bd0e24f9ff480799
Autor:
Benjamin Tengler, Luise A. Künzel, Markus Hagmüller, David Mönnich, Simon Boeke, Daniel Wegener, Cihan Gani, Daniel Zips, Daniela Thorwarth
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 29, Iss , Pp 100534- (2024)
Background and purpose: Daily online treatment plan adaptation requires a fast workflow and planning process. Current online planning consists of adaptation of a predefined reference plan, which might be suboptimal in cases of large anatomic changes.
Externí odkaz:
https://doaj.org/article/60e5d4fb29594e7f9ff862eabef913ab
Autor:
Jina Kim, Jiwon Sung, Seo Jin Lee, Kang Su Cho, Byung Ha Chung, Dongjoon Yang, Jihun Kim, Jun Won Kim
Publikováno v:
Frontiers in Oncology, Vol 13 (2023)
IntroductionWe analyzed daily pre-treatment- (PRE) and real-time motion monitoring- (MM) MRI scans of patients receiving definitive prostate radiotherapy (RT) with 1.5 T MRI guidance to assess interfractional and intrafractional variability of the pr
Externí odkaz:
https://doaj.org/article/b18783c154714110b7234a2d018a7e1b
Autor:
Joseph Weygand, Tess Armstrong, John Michael Bryant, Jacqueline M. Andreozzi, Ibrahim M. Oraiqat, Steven Nichols, Casey L. Liveringhouse, Kujtim Latifi, Kosj Yamoah, James R. Costello, Jessica M. Frakes, Eduardo G. Moros, Issam M. El Naqa, Arash O. Naghavi, Stephen A. Rosenberg, Gage Redler
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 28, Iss , Pp 100505- (2023)
Background and purpose: Diffusion weighted imaging (DWI) allows for the interrogation of tissue cellularity, which is a surrogate for cellular proliferation. Previous attempts to incorporate DWI into the workflow of a 0.35 T MR-linac (MRL) have lacke
Externí odkaz:
https://doaj.org/article/ee7ab69050264f6ba873e34f23b16992