Spatial precision in magnetic resonance imaging–guided radiation therapy: the role of geometric distortion

J Weygand, CD Fuller, GS Ibbott, ASR Mohamed… - International Journal of …, 2016 - Elsevier
Because magnetic resonance imaging–guided radiation therapy (MRIgRT) offers exquisite
soft tissue contrast and the ability to image tissues in arbitrary planes, the interest in this …

Chloroquine combined with concurrent radiotherapy and temozolomide for newly diagnosed glioblastoma: a phase IB trial

I Compter, DBP Eekers, A Hoeben, KMA Rouschop… - Autophagy, 2021 - Taylor & Francis
Treatment of glioblastoma xenografts with chloroquine results in macroautophagy/
autophagy inhibition, resulting in a reduction of tumor hypoxia and sensitization to radiation …

Comprehensive MRI simulation methodology using a dedicated MRI scanner in radiation oncology for external beam radiation treatment planning

ES Paulson, B Erickson, C Schultz, X Allen Li - Medical physics, 2015 - Wiley Online Library
Purpose: The use of magnetic resonance imaging (MRI) in radiation oncology is expanding
rapidly, and more clinics are integrating MRI into their radiation therapy workflows. However …

Computed tomography–magnetic resonance image registration in radiotherapy treatment planning

JNH Brunt - Clinical oncology, 2010 - Elsevier
Magnetic resonance imaging (MRI) is being increasingly used in radiotherapy treatment
planning (RTP). MRI has the potential to provide improved localisation of target volumes …

MRI distortion: considerations for MRI based radiotherapy treatment planning

A Walker, G Liney, P Metcalfe, L Holloway - Australasian physical & …, 2014 - Springer
Distortion in magnetic resonance images needs to be taken into account for the purposes of
radiotherapy treatment planning (RTP). A commercial MRI grid phantom was scanned on …

Characterization of tissue magnetic susceptibility‐induced distortions for MRIgRT

T Stanescu, K Wachowicz, DA Jaffray - Medical Physics, 2012 - Wiley Online Library
Purpose: MR image geometric integrity is one of the building blocks of MRI‐guided
radiotherapy. In particular, tissue magnetic susceptibility‐induced effects are patient …

Measurement of isocenter alignment accuracy and image distortion of an 0.35 T MR-Linac system

S Dorsch, P Mann, A Elter, A Runz… - Physics in Medicine …, 2019 - iopscience.iop.org
For hybrid devices combining magnetic resonance (MR) imaging and a linac for radiation
treatment, the isocenter accuracy as well as image distortions have to be checked. This …

MRI-related geometric distortions in stereotactic radiotherapy treatment planning: evaluation and dosimetric impact

EP Pappas, M Alshanqity… - … in cancer research …, 2017 - journals.sagepub.com
In view of their superior soft tissue contrast compared to computed tomography, magnetic
resonance images are commonly involved in stereotactic radiosurgery/radiotherapy …

Characterization of 3D geometric distortion of magnetic resonance imaging scanners commissioned for radiation therapy planning

T Torfeh, R Hammoud, G Perkins, M McGarry… - Magnetic resonance …, 2016 - Elsevier
Objective To develop a method for the assessment and characterization of 3D geometric
distortion as part of routine quality assurance for MRI scanners commissioned for Radiation …

MR‐based field‐of‐view extension in MR/PET: B0 homogenization using gradient enhancement (HUGE)

JO Blumhagen, R Ladebeck, M Fenchel… - Magnetic resonance …, 2013 - Wiley Online Library
In whole‐body MR/PET, the human attenuation correction can be based on the MR data.
However, an MR‐based field‐of‐view (FoV) is limited due to physical restrictions such as B0 …