A review of substitute CT generation for MRI-only radiation therapy

JM Edmund, T Nyholm - Radiation Oncology, 2017 - Springer
Radiotherapy based on magnetic resonance imaging as the sole modality (MRI-only RT) is
an area of growing scientific interest due to the increasing use of MRI for both target and …

Systematic review of synthetic computed tomography generation methodologies for use in magnetic resonance imaging–only radiation therapy

E Johnstone, JJ Wyatt, AM Henry, SC Short… - International Journal of …, 2018 - Elsevier
Magnetic resonance imaging (MRI) offers superior soft-tissue contrast as compared with
computed tomography (CT), which is conventionally used for radiation therapy treatment …

Radiotherapy planning using MRI

MA Schmidt, GS Payne - Physics in Medicine & Biology, 2015 - iopscience.iop.org
The use of magnetic resonance imaging (MRI) in radiotherapy (RT) planning is rapidly
expanding. We review the wide range of image contrast mechanisms available to MRI and …

Emerging role of MRI in radiation therapy

H Chandarana, H Wang, RHN Tijssen… - Journal of Magnetic …, 2018 - Wiley Online Library
Advances in multimodality imaging, providing accurate information of the irradiated target
volume and the adjacent critical structures or organs at risk (OAR), has made significant …

Comparative study of algorithms for synthetic CT generation from MRI: consequences for MRI‐guided radiation planning in the pelvic region

H Arabi, JA Dowling, N Burgos, X Han… - Medical …, 2018 - Wiley Online Library
Purpose Magnetic resonance imaging (MRI)‐guided radiation therapy (RT) treatment
planning is limited by the fact that the electron density distribution required for dose …

Automatic substitute computed tomography generation and contouring for magnetic resonance imaging (MRI)-alone external beam radiation therapy from standard …

JA Dowling, J Sun, P Pichler, D Rivest-Hénault… - International Journal of …, 2015 - Elsevier
Purpose To validate automatic substitute computed tomography CT (sCT) scans generated
from standard T2-weighted (T2w) magnetic resonance (MR) pelvic scans for MR-Sim …

Patch‐based generation of a pseudo CT from conventional MRI sequences for MRI‐only radiotherapy of the brain

D Andreasen, K Van Leemput, RH Hansen… - Medical …, 2015 - Wiley Online Library
Purpose: In radiotherapy (RT) based on magnetic resonance imaging (MRI) as the only
modality, the information on electron density must be derived from the MRI scan by creating …

MRI only prostate radiotherapy planning using the statistical decomposition algorithm

C Siversson, F Nordström, T Nilsson, T Nyholm… - Medical …, 2015 - Wiley Online Library
Purpose: In order to enable a magnetic resonance imaging (MRI) only workflow in
radiotherapy treatment planning, methods are required for generating Hounsfield unit (HU) …

Atlas-guided generation of pseudo-CT images for MRI-only and hybrid PET–MRI-guided radiotherapy treatment planning

H Arabi, N Koutsouvelis, M Rouzaud… - Physics in Medicine …, 2016 - iopscience.iop.org
Magnetic resonance imaging (MRI)-guided attenuation correction (AC) of positron emission
tomography (PET) data and/or radiation therapy (RT) treatment planning is challenged by …

A voxel-based investigation for MRI-only radiotherapy of the brain using ultra short echo times

JM Edmund, HM Kjer, K Van Leemput… - Physics in Medicine …, 2014 - iopscience.iop.org
Radiotherapy (RT) based on magnetic resonance imaging (MRI) as the only modality, so-
called MRI-only RT, would remove the systematic registration error between MR and …