Development and implementation of optimized endogenous contrast sequences for delineation in adaptive radiotherapy on a 1.5 T MR-Linear-accelerator (MR-Linac) …

TC Salzillo, MA Dresner, A Way, KA Wahid… - medRxiv, 2022 - medrxiv.org
Purpose In order to improve segmentation accuracy in head and neck cancer (HNC)
radiotherapy treatment planning for the 1.5 T MR-Linac, 3D fat-suppressed T2-weighted MRI …

[HTML][HTML] Development and implementation of optimized endogenous contrast sequences for delineation in adaptive radiotherapy on a 1.5 T MR-linear-accelerator: a …

JH Neck Radiotherapy-MRI … - Journal of Medical …, 2023 - spiedigitallibrary.org
Purpose To improve segmentation accuracy in head and neck cancer (HNC) radiotherapy
treatment planning for the 1.5 T hybrid magnetic resonance imaging/linear accelerator (MR …

Investigation of autosegmentation techniques on T2‐weighted MRI for off‐line dose reconstruction in MR‐linac workflow for head and neck cancers

BA McDonald, CE Cardenas, N O'Connell… - Medical …, 2024 - Wiley Online Library
Background In order to accurately accumulate delivered dose for head and neck cancer
patients treated with the Adapt to Position workflow on the 1.5 T magnetic resonance …

[HTML][HTML] Clinical acceptance and dosimetric impact of automatically delineated elective target and organs at risk for head and neck MR-Linac patients

V Koteva, B Eiben, A Dunlop, A Gupta, T Gangil… - Frontiers in …, 2024 - frontiersin.org
Background MR-Linac allows for daily online treatment adaptation to the observed geometry
of tumor targets and organs at risk (OARs). Manual delineation for head and neck cancer …

Deep-Learning-Based Generation of Synthetic High-Resolution MRI from Low-Resolution MRI for Use in Head and Neck Cancer Adaptive Radiotherapy

KA Wahid, J Xu, D El-Habashy, Y Khamis, M Abobakr… - medRxiv, 2022 - medrxiv.org
Background Quick, low contrast resolution magnetic resonance imaging (MRI) scans are
typically acquired for daily MRI-guided radiotherapy setup. However, for patients with head …

[HTML][HTML] Magnetic resonance-guided radiation therapy for head and neck cancers

D Lavigne, SP Ng, B O'sullivan, PF Nguyen-Tan… - Current …, 2022 - mdpi.com
Despite the significant evolution of radiation therapy (RT) techniques in recent years, many
patients with head and neck cancer still experience significant toxicities during and after …

Comprehensive Quantitative Evaluation of Inter-observer Delineation Performance of MR-guided Delineation of Oropharyngeal Gross Tumor Volumes and High-risk …

CE Cardenas, SE Blinde, SP Ng, ASR Mohamed… - medRxiv, 2022 - medrxiv.org
Purpose Tumor and target volume manual delineation remains a challenging task in head
and neck cancer radiotherapy. The purpose of this study is to conduct a multi-institutional …

Head and neck cancer patient images for determining auto‐segmentation accuracy in T2‐weighted magnetic resonance imaging through expert manual …

CE Cardenas, ASR Mohamed, J Yang… - Medical …, 2020 - Wiley Online Library
Purpose The use of magnetic resonance imaging (MRI) in radiotherapy treatment planning
has rapidly increased due to its ability to evaluate patient's anatomy without the use of …

Joint radial trajectory correction for accelerated T2* mapping on an MR‐Linac

W Bano, W Holmes, R Goodburn… - Medical …, 2023 - Wiley Online Library
Background T2* mapping can characterize tumor hypoxia, which may be associated with
resistance to therapy. Acquiring T2* maps during MR‐guided radiotherapy could inform …

Development Of Advanced Mr-Guided Adaptive Radiation Therapy Methods For Head & Neck Cancers On The 1.5 T Mr-Linac

B McDonald - 2022 - digitalcommons.library.tmc.edu
Abstract The 1.5 T hybrid MRI/linear accelerator (MR-linac) has recently been introduced
into clinical practice and used for the treatment of head and neck cancers (HNC). This …