Myocardial T1 and ECV measurement: underlying concepts and technical considerations

AA Robinson, K Chow, M Salerno - JACC: Cardiovascular Imaging, 2019 - jacc.org
Myocardial native T1 and extracellular volume fraction (ECV) mapping have emerged as
cardiac magnetic resonance biomarkers providing unique insight into cardiac …

Development, validation, qualification, and dissemination of quantitative MR methods: overview and recommendations by the ISMRM quantitative MR study group

S Weingärtner, KL Desmond… - Magnetic …, 2022 - Wiley Online Library
On behalf of the International Society for Magnetic Resonance in Medicine (ISMRM)
Quantitative MR Study Group, this article provides an overview of considerations for the …

Optimal experiment design for magnetic resonance fingerprinting: Cramér-Rao bound meets spin dynamics

B Zhao, JP Haldar, C Liao, D Ma… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Magnetic resonance (MR) fingerprinting is a new quantitative imaging paradigm, which
simultaneously acquires multiple MR tissue parameter maps in a single experiment. In this …

[HTML][HTML] Automated analysis of cardiovascular magnetic resonance myocardial native T1 mapping images using fully convolutional neural networks

AS Fahmy, H El-Rewaidy, M Nezafat… - Journal of …, 2019 - Elsevier
Background Cardiovascular magnetic resonance (CMR) myocardial native T 1 mapping
allows assessment of interstitial diffuse fibrosis. In this technique, the global and regional T 1 …

Joint myocardial T1 and T2 mapping using a combination of saturation recovery and T2‐preparation

M Akçakaya, S Weingärtner, TA Basha… - Magnetic resonance …, 2016 - Wiley Online Library
Purpose To develop a heart‐rate independent breath‐held joint T1–T2 mapping sequence
for accurate simultaneous estimation of coregistered myocardial T1 and T2 maps. Methods …

Improved accuracy and precision with three‐parameter simultaneous myocardial T1 and T2 mapping using multiparametric SASHA

K Chow, G Hayes, JA Flewitt, P Feuchter… - Magnetic …, 2022 - Wiley Online Library
Purpose To develop and validate a three‐parameter model for improved precision
multiparametric SAturation‐recovery single‐SHot Acquisition (mSASHA) cardiac T1 and T2 …

[HTML][HTML] Accelerated cardiac T1 mapping in four heartbeats with inline MyoMapNet: a deep learning-based T1 estimation approach

R Guo, H El-Rewaidy, S Assana, X Cai, A Amyar… - Journal of …, 2022 - Elsevier
Purpose To develop and evaluate MyoMapNet, a rapid myocardial T 1 mapping approach
that uses fully connected neural networks (FCNN) to estimate T 1 values from four T 1 …

Improved quantitative myocardial T2 mapping: Impact of the fitting model

M Akçakaya, TA Basha, S Weingärtner… - Magnetic resonance …, 2015 - Wiley Online Library
Purpose To develop an improved T2 prepared (T2prep) balanced steady‐state free‐
precession (bSSFP) sequence and signal relaxation curve fitting method for myocardial T2 …

An efficient approach to optimal experimental design for magnetic resonance fingerprinting with B‐splines

E Scope Crafts, H Lu, H Ye, LL Wald… - Magnetic resonance in …, 2022 - Wiley Online Library
Purpose To introduce a computationally efficient approach to optimizing the data acquisition
parameters of MR Fingerprinting experiments with the Cramér–Rao bound. Methods This …

[HTML][HTML] Robust free-breathing SASHA T1 mapping with high-contrast image registration

K Chow, Y Yang, P Shaw, CM Kramer… - Journal of Cardiovascular …, 2016 - Elsevier
Background Many widely used myocardial T 1 mapping sequences use breath-hold
acquisitions that limit the precision of calculated T 1 maps. The SAturation-recovery single …