4D Flow with MRI

G Soulat, P McCarthy, M Markl - Annual review of biomedical …, 2020 - annualreviews.org
Magnetic resonance imaging (MRI) has become an important tool for the clinical evaluation
of patients with cardiac and vascular diseases. Since its introduction in the late 1980s …

Abdominal applications of quantitative 4D flow MRI

TH Oechtering, GS Roberts, N Panagiotopoulos… - Abdominal …, 2022 - Springer
Abstract 4D flow MRI is a quantitative MRI technique that allows the comprehensive
assessment of time-resolved hemodynamics and vascular anatomy over a 3-dimensional …

In silico Optimization of Left Atrial Appendage Occluder Implantation Using Interactive and Modeling Tools

AM Aguado, AL Olivares, C Yagüe, E Silva… - Frontiers in …, 2019 - frontiersin.org
According to clinical studies, around one third of patients with atrial fibrillation (AF) will suffer
a stroke during their lifetime. Between 70 and 90% of these strokes are caused by thrombus …

SRflow: Deep learning based super-resolution of 4D-flow MRI data

S Shit, J Zimmermann, I Ezhov, JC Paetzold… - Frontiers in Artificial …, 2022 - frontiersin.org
Exploiting 4D-flow magnetic resonance imaging (MRI) data to quantify hemodynamics
requires an adequate spatio-temporal vector field resolution at a low noise level. To address …

Hemodynamic parameters for cardiovascular system in 4D flow MRI: mathematical definition and clinical applications

K Itatani, T Sekine, M Yamagishi, Y Maeda… - … Resonance in Medical …, 2022 - jstage.jst.go.jp
Blood flow imaging becomes an emerging trend in cardiology with the recent progress in
computer technology. It not only visualizes colorful flow velocity streamlines but also …

Fully automated intracardiac 4D flow MRI post-processing using deep learning for biventricular segmentation

PA Corrado, AL Wentland, J Starekova, A Dhyani… - European …, 2022 - Springer
Objectives 4D flow MRI allows for a comprehensive assessment of intracardiac blood flow,
useful for assessing cardiovascular diseases, but post-processing requires time-consuming …

Parametric hemodynamic 4D flow MRI maps for the characterization of chronic thoracic descending aortic dissection

K Jarvis, JT Pruijssen, AY Son, BD Allen… - Journal of Magnetic …, 2020 - Wiley Online Library
Background Systematic evaluation of complex flow in the true lumen and false lumen (TL,
FL) is needed to better understand which patients with chronic descending aortic dissection …

Wall shear stress estimation in the aorta: Impact of wall motion, spatiotemporal resolution, and phase noise

J Zimmermann, D Demedts, H Mirzaee… - Journal of Magnetic …, 2018 - Wiley Online Library
Background Wall shear stress (WSS) presents an important parameter for assessing blood
flow characteristics and evaluating flow‐mediated lesions in the aorta. Purpose To …

Four-Dimensional Flow MR Imaging: Technique and Advances

O Wieben, GS Roberts, PA Corrado… - Magnetic …, 2023 - mri.theclinics.com
MR imaging is rich in methodologies to exploit contrast mechanisms for the noninvasive
assessment of anatomy and function in the human body. Flow-sensitive MR imaging is …

Coupling synthetic and real-world data for a deep learning-based segmentation process of 4D flow MRI

S Garzia, MA Scarpolini, M Mazzoli, K Capellini… - Computer Methods and …, 2023 - Elsevier
Background and objective Phase contrast magnetic resonance imaging (4D flow MRI) is an
imaging technique able to provide blood velocity in vivo and morphological information. This …