Current and novel techniques for metal artifact reduction at CT: practical guide for radiologists
M Katsura, J Sato, M Akahane, A Kunimatsu, O Abe - Radiographics, 2018 - pubs.rsna.org
Artifacts caused by metallic implants appear as dark and bright streaks at computed
tomography (CT), which severely degrade the image quality and decrease the diagnostic …
tomography (CT), which severely degrade the image quality and decrease the diagnostic …
Metal artifact reduction in CT: where are we after four decades?
Methods to overcome metal artifacts in computed tomography (CT) images have been
researched and developed for nearly 40 years. When X-rays pass through a metal object …
researched and developed for nearly 40 years. When X-rays pass through a metal object …
Report of the Task Group 186 on model‐based dose calculation methods in brachytherapy beyond the TG‐43 formalism: current status and recommendations for …
The charge of Task Group 186 (TG‐186) is to provide guidance for early adopters of model‐
based dose calculation algorithms (MBDCAs) for brachytherapy (BT) dose calculations to …
based dose calculation algorithms (MBDCAs) for brachytherapy (BT) dose calculations to …
Overcoming artifacts from metallic orthopedic implants at high-field-strength MR imaging and multi-detector CT
At magnetic resonance (MR) imaging and multidetector computed tomography (CT), artifacts
arising from metallic orthopedic hardware are an obstacle to obtaining optimal images …
arising from metallic orthopedic hardware are an obstacle to obtaining optimal images …
Metal artifacts in computed tomography for radiation therapy planning: dosimetric effects and impact of metal artifact reduction
A significant and increasing number of patients receiving radiation therapy present with
metal objects close to, or even within, the treatment area, resulting in artifacts in computed …
metal objects close to, or even within, the treatment area, resulting in artifacts in computed …
Reducing metal artifacts in cone-beam CT images by preprocessing projection data
Y Zhang, L Zhang, XR Zhu, AK Lee… - International Journal of …, 2007 - Elsevier
Purpose: Computed tomography (CT) streak artifacts caused by metallic implants remain a
challenge for the automatic processing of image data. The impact of metal artifacts in the soft …
challenge for the automatic processing of image data. The impact of metal artifacts in the soft …
Metal-related artifacts in instrumented spine. Techniques for reducing artifacts in CT and MRI: state of the art
P Stradiotti, A Curti, G Castellazzi, A Zerbi - European Spine Journal, 2009 - Springer
The projectional nature of radiogram limits its amount of information about the instrumented
spine. MRI and CT imaging can be more helpful, using cross-sectional view. However, the …
spine. MRI and CT imaging can be more helpful, using cross-sectional view. However, the …
Metal artifact reduction in CT using tissue‐class modeling and adaptive prefiltering
M Bal, L Spies - Medical physics, 2006 - Wiley Online Library
High‐density objects such as metal prostheses, surgical clips, or dental fillings generate
streak‐like artifacts in computed tomography images. We present a novel method for metal …
streak‐like artifacts in computed tomography images. We present a novel method for metal …
Suppression of metal artifacts in CT using a reconstruction procedure that combines MAP and projection completion
C Lemmens, D Faul, J Nuyts - IEEE transactions on medical …, 2008 - ieeexplore.ieee.org
Metal implants such as hip prostheses and dental fillings produce streak and star artifacts in
the reconstructed computed tomography (CT) images. Due to these artifacts, the CT image …
the reconstructed computed tomography (CT) images. Due to these artifacts, the CT image …
Monoenergetic imaging of dual-energy CT reduces artifacts from implanted metal orthopedic devices in patients with factures
C Zhou, YE Zhao, S Luo, H Shi, L Zheng, LJ Zhang… - Academic radiology, 2011 - Elsevier
RATIONALE AND OBJECTIVES: The purpose of this study was to optimize photon energy
setting to reduce metal artifact of computed tomography (CT) images from implanted metal …
setting to reduce metal artifact of computed tomography (CT) images from implanted metal …