Unintended consequences: review of new artifacts introduced by iterative reconstruction CT metal artifact reduction in spine imaging
DR Wayer, NY Kim, BJ Otto… - American Journal of …, 2019 - Am Soc Neuroradiology
Metal hardware serves as a common artifact source in spine CT imaging in the form of beam-
hardening, photon starvation, and streaking. Postprocessing metal artifact reduction …
hardening, photon starvation, and streaking. Postprocessing metal artifact reduction …
CT metal artifact reduction in the spine: can an iterative reconstruction technique improve visualization?
AL Kotsenas, GJ Michalak… - American journal …, 2015 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Metal-related artifacts from spine instrumentation can
obscure relevant anatomy and pathology. We evaluated the ability of CT images …
obscure relevant anatomy and pathology. We evaluated the ability of CT images …
Clinical assessment of metal artifact reduction methods in dual-energy CT examinations of instrumented spines
Z Long, DR DeLone, AL Kotsenas… - American Journal of …, 2019 - Am Roentgen Ray Soc
OBJECTIVE. The purpose of this study was to evaluate the performance of three metal
artifact reduction methods in dual-energy CT (DECT) examinations of instrumented spines …
artifact reduction methods in dual-energy CT (DECT) examinations of instrumented spines …
[HTML][HTML] Metal artifact reduction on musculoskeletal CT: a phantom and clinical study
P Midthun, E Kirkhus, BH Østerås, PR Høiness… - European Radiology …, 2023 - Springer
Background Artifacts caused by metal implants are challenging when undertaking computed
tomography (CT). Dedicated algorithms have shown promising results although with …
tomography (CT). Dedicated algorithms have shown promising results although with …
An evaluation of three commercially available metal artifact reduction methods for CT imaging
Three commercial metal artifact reduction methods were evaluated for use in computed
tomography (CT) imaging in the presence of clinically realistic metal implants: Philips O …
tomography (CT) imaging in the presence of clinically realistic metal implants: Philips O …
Iterative metal artefact reduction in CT: can dedicated algorithms improve image quality after spinal instrumentation?
J Aissa, C Thomas, LM Sawicki, J Caspers, P Kröpil… - Clinical Radiology, 2017 - Elsevier
Aim To investigate the value of dedicated computed tomography (CT) iterative metal artefact
reduction (iMAR) algorithms in patients after spinal instrumentation. Materials and methods …
reduction (iMAR) algorithms in patients after spinal instrumentation. Materials and methods …
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 …
[HTML][HTML] CT and MRI techniques for imaging around orthopedic hardware
TD Do, R Sutter, S Skornitzke… - RöFo-Fortschritte auf …, 2018 - thieme-connect.com
Orthopedic hardware impairs image quality in cross-sectional imaging. With an increasing
number of orthopedic implants in an aging population, the need to mitigate metal artifacts in …
number of orthopedic implants in an aging population, the need to mitigate metal artifacts in …
Metal artifact reduction techniques in musculoskeletal CT-imaging
RHH Wellenberg, ET Hakvoort, CH Slump… - European journal of …, 2018 - Elsevier
It is known that metal artifacts can be reduced by modifying standard acquisition and
reconstruction, by modifying projection data and/or image data and by using virtual …
reconstruction, by modifying projection data and/or image data and by using virtual …
Reduction of metal artifacts: beam hardening and photon starvation effects
GK Yadava, D Pal, J Hsieh - Medical Imaging 2014: Physics of …, 2014 - spiedigitallibrary.org
The presence of metal-artifacts in CT imaging can obscure relevant anatomy and interfere
with disease diagnosis. The cause and occurrence of metal-artifacts are primarily due to …
with disease diagnosis. The cause and occurrence of metal-artifacts are primarily due to …