[HTML][HTML] Magnetic resonance imaging in precision radiation therapy for lung cancer

H Bainbridge, A Salem, RHN Tijssen… - … lung cancer research, 2017 - ncbi.nlm.nih.gov
Radiotherapy remains the cornerstone of curative treatment for inoperable locally advanced
lung cancer, given concomitantly with platinum-based chemotherapy. With poor overall …

A modern review of the uncertainties in volumetric imaging of respiratory‐induced target motion in lung radiotherapy

I Vergalasova, J Cai - Medical physics, 2020 - Wiley Online Library
Radiotherapy has become a critical component for the treatment of all stages and types of
lung cancer, often times being the primary gateway to a cure. However, given that radiation …

Image-driven, model-based 3D abdominal motion estimation for MR-guided radiotherapy

B Stemkens, RHN Tijssen… - Physics in Medicine …, 2016 - iopscience.iop.org
Respiratory motion introduces substantial uncertainties in abdominal radiotherapy for which
traditionally large margins are used. The MR-Linac will open up the opportunity to acquire …

Dose response of selected ion chambers in applied homogeneous transverse and longitudinal magnetic fields

M Reynolds, BG Fallone, S Rathee - Medical physics, 2013 - Wiley Online Library
Purpose: The magnetic fields of an integrated MR‐Linac system will alter the paths of
electrons that produce ions in the ionization chambers. The dose response of selected ion …

Three-dimensional MRI-linac intra-fraction guidance using multiple orthogonal cine-MRI planes

T Bjerre, S Crijns, PM af Rosenschöld… - Physics in Medicine …, 2013 - iopscience.iop.org
The introduction of integrated MRI-radiation therapy systems will offer live intra-fraction
imaging. We propose a feasible low-latency multi-plane MRI-linac guidance strategy. In this …

Proof of concept of MRI-guided tracked radiation delivery: tracking one-dimensional motion

SPM Crijns, BW Raaymakers… - Physics in Medicine & …, 2012 - iopscience.iop.org
In radiotherapy one aims to deliver a radiation dose to a tumour with high geometrical
accuracy while sparing organs at risk (OARs). Although image guidance decreases …

Dosimetric feasibility of real‐time MRI‐guided proton therapy

M Moteabbed, J Schuemann, H Paganetti - Medical physics, 2014 - Wiley Online Library
Purpose: Magnetic resonance imaging (MRI) is a prime candidate for image‐guided
radiotherapy. This study was designed to assess the feasibility of real‐time MRI‐guided …

First demonstration of intrafractional tumor‐tracked irradiation using 2D phantom MR images on a prototype linac‐MR

J Yun, K Wachowicz, M Mackenzie, S Rathee… - Medical …, 2013 - Wiley Online Library
Purpose: To demonstrate intrafractional MR tumor tracking using a prototype linac‐MR by
delivering radiation to a moving target undergoing simulated tumor motions. Methods: A …

Real-time external respiratory motion measuring technique using an RGB-D camera and principal component analysis

U Wijenayake, SY Park - Sensors, 2017 - mdpi.com
Accurate tracking and modeling of internal and external respiratory motion in the thoracic
and abdominal regions of a human body is a highly discussed topic in external beam …

Neural‐network based autocontouring algorithm for intrafractional lung‐tumor tracking using Linac‐MR

J Yun, E Yip, Z Gabos, K Wachowicz, S Rathee… - Medical …, 2015 - Wiley Online Library
Purpose: To develop a neural‐network based autocontouring algorithm for intrafractional
lung‐tumor tracking using Linac‐MR and evaluate its performance with phantom and in‐vivo …