Effect of flow‐encoding strength on intravoxel incoherent motion in the liver

K Moulin, E Aliotta, DB Ennis - Magnetic resonance in medicine, 2019 - Wiley Online Library
Purpose To study the impact of variable flow‐encoding strength on intravoxel incoherent
motion (IVIM) liver imaging of diffusion and perfusion. Theory Signal attenuation in DWI …

b value and first‐order motion moment optimized data acquisition for repeatable quantitative intravoxel incoherent motion DWI

G Simchick, R Geng, Y Zhang… - Magnetic resonance in …, 2022 - Wiley Online Library
Purpose To design ab value and first‐order motion moment (M1) optimized data acquisition
for repeatable intravoxel incoherent motion (IVIM) quantification in the liver. Methods Cramer …

Eliminating the blood‐flow confounding effect in intravoxel incoherent motion (IVIM) using the non‐negative least square analysis in liver

G Gambarota, E Hitti, B Leporq… - Magnetic resonance …, 2017 - Wiley Online Library
Purpose Tissue perfusion measurements using intravoxel incoherent motion (IVIM) diffusion‐
MRI are of interest for investigations of liver pathologies. A confounding factor in the …

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 …

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 …

Flow‐compensated intravoxel incoherent motion diffusion imaging

A Wetscherek, B Stieltjes… - Magnetic resonance in …, 2015 - Wiley Online Library
Purpose The pseudo‐diffusion coefficient D* in intravoxel incoherent motion (IVIM) imaging
was found difficult to seize. Flow‐compensated diffusion gradients were used to test the …

Toward an optimal distribution of b values for intravoxel incoherent motion imaging

A Lemke, B Stieltjes, LR Schad, FB Laun - Magnetic resonance imaging, 2011 - Elsevier
The intravoxel incoherent motion (IVIM) theory provides a framework for the separation of
perfusion and diffusion effects in diffusion-weighted imaging (DWI). To measure the three …

Evidence of tri-exponential decay for liver intravoxel incoherent motion MRI: a review of published results and limitations

O Chevallier, YXJ Wáng, K Guillen, J Pellegrinelli… - Diagnostics, 2021 - mdpi.com
Diffusion weighted imaging (DWI) and intravoxel incoherent motion (IVIM) have been
explored to assess liver tumors and diffused liver diseases. IVIM reflects the microscopic …

Precision of region of interest‐based tri‐exponential intravoxel incoherent motion quantification and the role of the Intervoxel spatial distribution of flow velocities

G Simchick, D Hernando - Magnetic resonance in medicine, 2022 - Wiley Online Library
Purpose The purpose of this work was to obtain precise tri‐exponential intravoxel incoherent
motion (IVIM) quantification in the liver using 2D (b‐value and first‐order motion moment [M …

Optimal acquisition scheme for flow‐compensated intravoxel incoherent motion diffusion‐weighted imaging in the abdomen: An accurate and precise clinically …

OJ Gurney‐Champion, SS Rauh… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose Flow‐compensated (FC) diffusion‐weighted MRI (DWI) for intravoxel‐incoherent
motion (IVIM) modeling allows for a more detailed description of tissue microvasculature …