Comparison of intravoxel incoherent motion parameters across MR imagers and field strengths: evaluation in upper abdominal organs

S Barbieri, OF Donati, JM Froehlich, HC Thoeny - Radiology, 2016 - pubs.rsna.org
Purpose To determine the reproducibility of intravoxel incoherent motion (IVIM) parameters
measured in upper abdominal organs with magnetic resonance (MR) imagers from different …

Intravoxel incoherent motion diffusion‐weighted MRI of the abdomen: the effect of fitting algorithms on the accuracy and reliability of the parameters

HJ Park, YS Sung, SS Lee, Y Lee… - Journal of Magnetic …, 2017 - Wiley Online Library
Purpose To evaluate the influence of fitting methods on the accuracy and reliability of
intravoxel incoherent motion (IVIM) parameters, with a particular emphasis on the constraint …

Intravoxel incoherent motion analysis of abdominal organs: application of simultaneous multislice acquisition

VDP Van, AS Becker, A Ciritsis, CS Reiner… - Investigative …, 2018 - journals.lww.com
Purpose The aim of this study was to systematically evaluate the accuracy of quantitative
intravoxel incoherent motion (IVIM) analysis of the upper abdomen applying simultaneous …

On the field strength dependence of bi‐and triexponential intravoxel incoherent motion (IVIM) parameters in the liver

AJ Riexinger, J Martin, S Rauh… - Journal of Magnetic …, 2019 - Wiley Online Library
Background Studies on intravoxel incoherent motion (IVIM) imaging are carried out with
different acquisition protocols. Purpose To investigate the dependence of IVIM parameters …

Systematic analysis of the intravoxel incoherent motion threshold separating perfusion and diffusion effects: proposal of a standardized algorithm

MC Wurnig, OF Donati, E Ulbrich, L Filli… - Magnetic resonance …, 2015 - Wiley Online Library
Purpose To systematically evaluate the dependence of intravoxel‐incoherent‐motion (IVIM)
parameters on the b‐value threshold separating the perfusion and diffusion compartment …

Minimizing the acquisition time for intravoxel incoherent motion magnetic resonance imaging acquisitions in the liver and pancreas

OJ Gurney-Champion, M Froeling… - Investigative …, 2016 - journals.lww.com
Objectives The aim of this study was to determine the combination of b-values and signal
averages for diffusion-weighted image acquisitions that render the minimum acquisition time …

Echo time dependence of biexponential and triexponential intravoxel incoherent motion parameters in the liver

T Führes, AJ Riexinger, M Loh, J Martin… - Magnetic resonance …, 2022 - Wiley Online Library
Purpose Intravoxel incoherent motion (IVIM) studies are performed with different acquisition
protocols. Comparing them requires knowledge of echo time (TE) dependencies. The TE …

Removal of evidential motion-contaminated and poorly fitted image data improves IVIM diffusion MRI parameter scan–rescan reproducibility

O Chevallier, N Zhou, J He, R Loffroy… - Acta …, 2018 - journals.sagepub.com
Background It has been reported that intravoxel incoherent motion (IVIM) diffusion magnetic
resonance imaging (MRI) scan–rescan reproducibility is unsatisfactory. Purpose To study …

Intravoxel incoherent motion diffusion imaging of the liver: optimal b-value subsampling and impact on parameter precision and reproducibility

H Dyvorne, G Jajamovich, S Kakite, B Kuehn… - European journal of …, 2014 - Elsevier
Purpose To increase diffusion sampling efficiency in intravoxel incoherent motion (IVIM)
diffusion-weighted imaging (DWI) of the liver by reducing the number of diffusion weightings …

Reproducibility of intravoxel incoherent motion quantification in the liver across field strengths and gradient hardware

G Simchick, TJ Allen… - Magnetic Resonance in …, 2024 - Wiley Online Library
Purpose To evaluate reproducibility and interlobar agreement of intravoxel incoherent
motion (IVIM) quantification in the liver across field strengths and MR scanners with different …