Reduction of artifacts caused by orthopedic hardware in the spine in spectral detector CT examinations using virtual monoenergetic image reconstructions and metal-artifact-reduction algorithms
Sign Up to like & getrecommendations! Published in 2017 at "Skeletal Radiology"
DOI: 10.1007/s00256-017-2776-5
Abstract: ObjectiveAim of this study was to assess the artifact reduction in patients with orthopedic hardware in the spine as provided by (1) metal-artifact-reduction algorithms (O-MAR) and (2) virtual monoenergetic images (MonoE) as provided by spectral… read more here.
Keywords: kev; reduction; mar; orthopedic hardware ... See more keywords
Abdominal CT in patients with arms down positioning: Effect of virtual monoenergetic reconstruction on diagnostic image quality
Sign Up to like & getrecommendations! Published in 2021 at "Abdominal Radiology"
DOI: 10.1007/s00261-021-03195-5
Abstract: To evaluate effect of virtual monoenergetic reconstruction on contrast-enhanced abdominal CT obtained using a dual-layer detector CT (DLCT) in patients with arms-down positioning, in comparison with conventional 120-kVp image. A total of 162 consecutive patients… read more here.
Keywords: kev; quality; 120 kvp; image ... See more keywords
Noise-optimised virtual monoenergetic imaging of dual-energy CT: effect on metal artefact reduction in patients with lumbar internal fixation
Sign Up to like & getrecommendations! Published in 2019 at "European Spine Journal"
DOI: 10.1007/s00586-019-05984-5
Abstract: PurposeThe purpose of this study was to evaluate the effects of noise-optimised virtual monoenergetic imaging (VMI+) reconstructions on reducing metal artefacts compared to traditional virtual monoenergetic imaging (VMI) and linearly blended (M_0.6) reconstructions in patients… read more here.
Keywords: kev; kev vmi; vmi; metal ... See more keywords
Utility of virtual monoenergetic images derived from a dual-layer detector-based spectral CT in the assessment of aortic anatomy and pathology: A retrospective case control study.
Sign Up to like & getrecommendations! Published in 2018 at "Clinical imaging"
DOI: 10.1016/j.clinimag.2018.08.007
Abstract: OBJECTIVES To evaluate the ability of the retrospectively generated virtual monoenergetic images (VMIs) from a dual-layer detector-based spectral computed tomography (SDCT) to augment aortic enhancement for the evaluation of aortic anatomy and pathology. METHODS 98… read more here.
Keywords: kev; 120 kvp; image; anatomy ... See more keywords
Virtual monochromatic image at lower energy level for assessing pancreatic ductal adenocarcinoma in fast kV-switching dual-energy CT.
Sign Up to like & getrecommendations! Published in 2019 at "Clinical radiology"
DOI: 10.1016/j.crad.2019.11.012
Abstract: AIM To evaluate the value of virtual monochromatic images (VMIs) at lower energy levels in fast-voltage-switching dual-energy computed tomography (DECT) for assessing pancreatic ductal adenocarcinoma (PDAC). MATERIALS AND METHODS The institutional review board approved this… read more here.
Keywords: kev; lower energy; switching dual; energy ... See more keywords
Dual-energy CT in the differentiation of stage T1 nasopharyngeal carcinoma and lymphoid hyperplasia.
Sign Up to like & getrecommendations! Published in 2020 at "European journal of radiology"
DOI: 10.1016/j.ejrad.2020.108824
Abstract: PURPOSE To explore the value of dual-energy CT for the differentiation between stage T1 nasopharyngeal carcinoma (NPCT1) and lymphoid hyperplasia (LH). METHOD Patients with histopathological proven nasopharyngeal lesions (stage T1 NPCs, n = 30; LHs, n = 47) who… read more here.
Keywords: kev; differentiation stage; energy differentiation; dual energy ... See more keywords
Single source split filter dual energy: Image quality and liver lesion detection in abdominal CT.
Sign Up to like & getrecommendations! Published in 2020 at "European journal of radiology"
DOI: 10.1016/j.ejrad.2020.108913
Abstract: PURPOSE Aim of this study was to evaluate image quality of single source dual energy CT (SSDE-CT) using split filter technique in oncologic abdominal CT. METHOD 51 consecutive patients with newly diagnosed breast carcinoma were… read more here.
Keywords: kev; image; image quality; single source ... See more keywords
Comparative study of the image quality of twin beam dual energy and single energy carotid CT angiography.
Sign Up to like & getrecommendations! Published in 2022 at "European journal of radiology"
DOI: 10.1016/j.ejrad.2022.110160
Abstract: PURPOSE The aim of this study was to compare the image quality of low virtual monochromatic image (VMI) from the twin-beam dual energy (TBDE) mode to that from the single energy (SE) mode using both… read more here.
Keywords: energy; carotid; group; image ... See more keywords
Monoenergetic reconstructions for imaging of coronary artery stents using spectral detector CT: In-vitro experience and comparison to conventional images.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of cardiovascular computed tomography"
DOI: 10.1016/j.jcct.2016.12.005
Abstract: PURPOSE Accurate assessment of coronary stents using non-invasive CT imaging remains challenging despite new stent materials and improvements in CT technology. Virtual monoenergetic (monoE) images reconstructed from dual energy CT acquisitions potentially decrease artifacts caused… read more here.
Keywords: kev; conventional images; spectral detector; monoe ... See more keywords
Gamma ray interaction studies of organic nonlinear optical materials in the energy range 122 keV–1330 keV
Sign Up to like & getrecommendations! Published in 2017 at "Results in physics"
DOI: 10.1016/j.rinp.2016.12.017
Abstract: Abstract The mass attenuation coefficients (μ m ) for organic nonlinear optical materials measured at 122–1330 keV photon energies were investigated on the basis of mixture rule and compared with obtained values of WinXCOM program. It… read more here.
Keywords: kev; energy; 1330 kev; organic nonlinear ... See more keywords
Reduction of microwave ablation needle related metallic artifacts using virtual monoenergetic images from dual-layer detector spectral CT in a rabbit model with VX2 tumor
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-88853-w
Abstract: The purpose of the study was to investigate the application of virtual monoenergetic images (VMIs) in reducing metal artifacts in rabbit VX2 liver cancer models treated with microwave ablation (MWA) therapy. A total of 31… read more here.
Keywords: kev; 200 kev; virtual monoenergetic; microwave ablation ... See more keywords