Probing renal microstructure and function with advanced diffusion MRI: concepts, applications, challenges, and future directions

J Stabinska, HJ Wittsack, LO Lerman… - Journal of Magnetic …, 2024 - Wiley Online Library
Diffusion measurements in the kidney are affected not only by renal microstructure but also
by physiological processes (ie, glomerular filtration, water reabsorption, and urine …

Renal perfusion imaging by MRI

JL Zhang, VS Lee - Journal of Magnetic Resonance Imaging, 2020 - Wiley Online Library
Renal perfusion can be quantitatively assessed by multiple magnetic resonance imaging
(MRI) methods, including dynamic contrast enhanced (DCE), arterial spin labeling (ASL) …

Intravoxel incoherent motion modeling in the kidneys: comparison of mono‐, bi‐, and triexponential fit

S van Baalen, A Leemans, P Dik… - Journal of magnetic …, 2017 - Wiley Online Library
Purpose To evaluate if a three‐component model correctly describes the diffusion signal in
the kidney and whether it can provide complementary anatomical or physiological …

In vivo demonstration of microscopic anisotropy in the human kidney using multidimensional diffusion MRI

F Nery, F Szczepankiewicz, L Kerkelä… - Magnetic resonance …, 2019 - Wiley Online Library
Purpose To demonstrate the feasibility of multidimensional diffusion MRI to probe and
quantify microscopic fractional anisotropy (µFA) in human kidneys in vivo. Methods Linear …

Early assessment of acute kidney injury in severe acute pancreatitis with multimodal DWI: An animal model

X Li, Z Li, L Liu, Y Pu, Y Ji, W Tang, T Chen, Q Liang… - European …, 2023 - Springer
Objectives To evaluate the feasibility of multimodal diffusion-weighted imaging (DWI) for
detecting the occurrence and severity of acute kidney injury (AKI) caused by severe acute …

A tri-exponential model for intravoxel incoherent motion analysis of the human kidney: in silico and during pharmacological renal perfusion modulation

R van der Bel, OJ Gurney-Champion, M Froeling… - European journal of …, 2017 - Elsevier
In the kidneys, there is both blood flow through the capillaries and flow of pre-urine through
the tubuli and collecting ducts. We hypothesized that diffusion-weighted (DW) MRI measures …

Renal functional MRI and its application

JY Zhou, YC Wang, CH Zeng… - Journal of Magnetic …, 2018 - Wiley Online Library
Renal function varies according to the nature and stage of diseases. Renal functional
magnetic resonance imaging (fMRI), a technique considered superior to the most common …

Performance of U-net based pyramidal lucas-kanade registration on free-breathing multi-b-value diffusion MRI of the kidney

J Lv, W Huang, J Zhang, X Wang - The British journal of …, 2018 - academic.oup.com
Diffusion-weighted MRI (DW-MRI) of kidney is a growing field of research because it allows
the tissue characteristics to be assessed. 1–3 The method makes no use of ionizing …

Image acquisition for intravoxel incoherent motion imaging of kidneys should be triggered at the instant of maximum blood velocity: evidence obtained with simulations …

B Milani, JB Ledoux, DC Rotzinger… - Magnetic resonance …, 2019 - Wiley Online Library
Purpose To demonstrate that diffusion‐weighted images should be acquired at the instant of
maximum blood velocity in kidneys to extract the perfusion fraction (PF) by the bi …

Influence of Immunosuppressive Regimen on Diffusivity and Oxygenation of Kidney Transplants—Analysis of Functional MRI Data from the Randomized ZEUS Trial

LY Mani, J Cotting, B Vogt, U Eisenberger… - Journal of clinical …, 2022 - mdpi.com
The ZEUS study was a multi-center randomized controlled trial investigating the effect of
early conversion from a ciclosporin-based to an everolimus-based regimen on graft function …