Photon counting detector CT-based virtual noniodine reconstruction algorithm for in vitro and in vivo coronary artery calcium scoring: impact of virtual monoenergetic …

N Fink, E Zsarnoczay, UJ Schoepf… - Investigative …, 2023 - journals.lww.com
Objectives The aim of this study was to evaluate the impact of virtual monoenergetic imaging
(VMI) and quantum iterative reconstruction (QIR) on the accuracy of coronary artery calcium …

Coronary computed tomography angiography-based calcium scoring: in vitro and in vivo validation of a novel virtual noniodine reconstruction algorithm on a clinical …

T Emrich, G Aquino, UJ Schoepf, FM Braun… - Investigative …, 2022 - journals.lww.com
Purpose The aim of this study was to evaluate coronary computed tomography angiography
(CCTA)-based in vitro and in vivo coronary artery calcium scoring (CACS) using a novel …

Impact of cardiac motion on coronary artery calcium scoring using a virtual non-iodine algorithm on photon-counting detector CT: a dynamic phantom study

N Fink, E Zsarnoczay, UJ Schoepf, J O'Doherty… - … International Journal of …, 2023 - Springer
This study assessed the impact of cardiac motion and in-vessel attenuation on coronary
artery calcium (CAC) scoring using virtual non-iodine (VNI) against virtual non-contrast …

Coronary calcium scoring on virtual non-contrast and virtual non-iodine reconstructions compared to true non-contrast images using photon-counting computed …

SP Sharma, J van der Bie, M van Straten, A Hirsch… - European …, 2024 - Springer
Objectives To compare coronary artery calcification (CAC) scores measured on virtual non-
contrast (VNC) and virtual non-iodine (VNI) reconstructions computed from coronary …

Tube voltage-independent coronary calcium scoring on a first-generation dual-source photon-counting CT—a proof-of-principle phantom study

V Mergen, K Higashigaito, T Allmendinger… - … International Journal of …, 2021 - Springer
To evaluate the accuracy of coronary artery calcium (CAC) scoring at various tube voltages
and different monoenergetic image reconstructions on a first-generation dual-source photon …

Coronary calcium scoring with first generation dual-source photon-counting CT—first evidence from phantom and in-vivo scans

M Eberhard, V Mergen, K Higashigaito, T Allmendinger… - Diagnostics, 2021 - mdpi.com
We evaluated the accuracy of coronary artery calcium (CAC) scoring on a dual-source
photon-counting detector CT (PCD-CT). An anthropomorphic chest phantom underwent …

Reproducibility of coronary artery calcium quantification on dual-source CT and dual-source photon-counting CT: a dynamic phantom study

NR van der Werf, R Booij, MJW Greuter, D Bos… - … International Journal of …, 2022 - Springer
To systematically compare coronary artery calcium (CAC) quantification between
conventional computed tomography (CT) and photon-counting CT (PCCT) at different virtual …

Coronary calcium scores on dual-source photon-counting computed tomography: an adapted Agatston methodology aimed at radiation dose reduction

NR van der Werf, MJW Greuter, R Booij… - European …, 2022 - Springer
Objectives The aim of this study was to determine mono-energetic (monoE) level–specific
photon-counting CT (PCCT) Agatston thresholds, to yield monoE level independent …

Dose reduction in coronary artery calcium scoring using mono-energetic images from reduced tube voltage dual-source photon-counting CT data: a dynamic phantom …

NR van der Werf, M van Gent, R Booij, D Bos… - Diagnostics, 2021 - mdpi.com
In order to assess coronary artery calcium (CAC) quantification reproducibility for photon-
counting computed tomography (PCCT) at reduced tube potential, an anthropomorphic …

Radiation dose optimization for photon-counting CT coronary artery calcium scoring for different patient sizes: a dynamic phantom study

MM Dobrolinska, NR van der Werf, J van der Bie… - European …, 2023 - Springer
Purpose To systematically assess the radiation dose reduction potential of coronary artery
calcium (CAC) assessments with photon-counting computed tomography (PCCT) by …