[HTML][HTML] Gradient waveform design for tensor-valued encoding in diffusion MRI

F Szczepankiewicz, CF Westin, M Nilsson - Journal of Neuroscience …, 2021‏ - Elsevier
Diffusion encoding along multiple spatial directions per signal acquisition can be described
in terms of a b-tensor. The benefit of tensor-valued diffusion encoding is that it unlocks …

Cardiac diffusion: technique and practical applications

S Nielles‐Vallespin, A Scott, P Ferreira… - Journal of Magnetic …, 2020‏ - Wiley Online Library
The 3D microarchitecture of the cardiac muscle underlies the mechanical and electrical
properties of the heart. Cardiomyocytes are arranged helically through the depth of the wall …

Identification of myocardial disarray in patients with hypertrophic cardiomyopathy and ventricular arrhythmias

R Ariga, EM Tunnicliffe, SG Manohar… - Journal of the American …, 2019‏ - jacc.org
Background: Myocardial disarray is a likely focus for fatal arrhythmia in hypertrophic
cardiomyopathy (HCM). This microstructural abnormality can be inferred by map** the …

In vivo diffusion MRI of the human heart using a 300 mT/m gradient system

M Afzali, L Mueller, S Coveney… - Magnetic …, 2024‏ - Wiley Online Library
Purpose This work reports for the first time on the implementation and application of cardiac
diffusion‐weighted MRI on a Connectom MR scanner with a maximum gradient strength of …

In vivo diffusion‐tensor MRI of the human heart on a 3 tesla clinical scanner: An optimized second order (M2) motion compensated diffusion‐preparation approach

C Nguyen, Z Fan, Y **e, J Pang… - Magnetic resonance …, 2016‏ - Wiley Online Library
Purpose To optimize a diffusion‐prepared balanced steady‐state free precession cardiac
MRI (CMR) technique to perform diffusion‐tensor CMR (DT‐CMR) in humans on a 3 Tesla …

Optimization of b‐value schemes for estimation of the diffusion coefficient and the perfusion fraction with segmented intravoxel incoherent motion model fitting

O Jalnefjord, M Montelius, G Starck… - Magnetic resonance …, 2019‏ - Wiley Online Library
Purpose Intravoxel incoherent motion (IVIM) modeling for estimation of the diffusion
coefficient (D) and perfusion fraction (f) is increasingly popular, but no consensus on …

Free‐breathing diffusion tensor MRI of the whole left ventricle using second‐order motion compensation and multitasking respiratory motion correction

CT Nguyen, AG Christodoulou… - Magnetic resonance …, 2021‏ - Wiley Online Library
Purpose We aimed to develop a novel free‐breathing cardiac diffusion tensor MRI (DT‐MRI)
approach, M2‐MT‐MOCO, capable of whole left ventricular coverage that leverages second …

Motion‐robust and blood‐suppressed M1‐optimized diffusion MR imaging of the liver

Y Zhang, Ó Peña‐Nogales, JH Holmes… - Magnetic resonance …, 2019‏ - Wiley Online Library
Purpose To develop motion‐robust, blood‐suppressed diffusion‐weighted imaging (DWI) of
the liver with optimized diffusion encoding waveforms and evaluate the accuracy and …

Optimized Diffusion‐Weighting Gradient Waveform Design (ODGD) formulation for motion compensation and concomitant gradient nulling

Ó Peña‐Nogales, Y Zhang, X Wang… - Magnetic resonance …, 2019‏ - Wiley Online Library
Purpose To present a novel Optimized Diffusion‐weighting Gradient waveform Design
(ODGD) method for the design of minimum echo time (TE), bulk motion‐compensated, and …

Motion‐compensated gradient waveforms for tensor‐valued diffusion encoding by constrained numerical optimization

F Szczepankiewicz, J Sjölund… - Magnetic resonance …, 2021‏ - Wiley Online Library
Purpose Diffusion‐weighted MRI is sensitive to incoherent tissue motion, which may
confound the measured signal and subsequent analysis. We propose a “motion …