SyMRI of the brain: rapid quantification of relaxation rates and proton density, with synthetic MRI, automatic brain segmentation, and myelin measurement

A Hagiwara, M Warntjes, M Hori, C Andica… - Investigative …, 2017 - journals.lww.com
Conventional magnetic resonance images are usually evaluated using the image signal
contrast between tissues and not based on their absolute signal intensities. Quantification of …

Rapid magnetic resonance quantification on the brain: optimization for clinical usage

JBM Warntjes, OD Leinhard, J West… - … in Medicine: An …, 2008 - Wiley Online Library
A method is presented for rapid simultaneous quantification of the longitudinal T1 relaxation,
the transverse T2 relaxation, the proton density (PD), and the amplitude of the local radio …

Review of synthetic MRI in pediatric brains: Basic principle of MR quantification, its features, clinical applications, and limitations

C Andica, A Hagiwara, M Hori, K Kamagata… - Journal of …, 2019 - Elsevier
Quantitative magnetic resonance imaging (MRI) with multislice, multi-echo, and multi-delay
acquisition enables simultaneous quantification of R 1 and R 2 relaxation rates, proton …

Quantitative magnetic resonance imaging of brain anatomy and in vivo histology

N Weiskopf, LJ Edwards, G Helms… - Nature Reviews …, 2021 - nature.com
Quantitative magnetic resonance imaging (qMRI) goes beyond conventional MRI, which
aims primarily at local image contrast. It provides specific physical parameters related to the …

High‐resolution 1H‐MRSI of the brain using SPICE: Data acquisition and image reconstruction

F Lam, C Ma, B Clifford, CL Johnson… - Magnetic resonance in …, 2016 - Wiley Online Library
Purpose To develop data acquisition and image reconstruction methods to enable high‐
resolution 1H MR spectroscopic imaging (MRSI) of the brain, using the recently proposed …

Synthetic MRI: technologies and applications in neuroradiology

S Ji, D Yang, J Lee, SH Choi, H Kim… - Journal of Magnetic …, 2022 - Wiley Online Library
Synthetic MRI is a technique that synthesizes contrast‐weighted images from multicontrast
MRI data. There have been advances in synthetic MRI since the technique was introduced …

Novel whole brain segmentation and volume estimation using quantitative MRI

J West, JBM Warntjes, P Lundberg - European radiology, 2012 - Springer
Objectives Brain segmentation and volume estimation of grey matter (GM), white matter
(WM) and cerebro-spinal fluid (CSF) are important for many neurological applications …

On standardizing the MR image intensity scale

LG Nyúl, JK Udupa - … in Medicine: An Official Journal of the …, 1999 - Wiley Online Library
The lack of a standard image intensity scale in MRI causes many difficulties in image display
and analysis. A two‐step postprocessing method is proposed for standardizing the intensity …

Reproducibility of serial whole‐brain MR spectroscopic imaging

AA Maudsley, C Domenig, S Sheriff - NMR in Biomedicine, 2010 - Wiley Online Library
The reproducibility of serial measurements using a volumetric proton MR Spectroscopic
Imaging (MRSI) acquisition implemented at 3 Tesla and with lipid suppression by inversion …

Whole brain myelin mapping using T1-and T2-weighted MR imaging data

M Ganzetti, N Wenderoth, D Mantini - Frontiers in human …, 2014 - frontiersin.org
Despite recent advancements in MR imaging, non-invasive mapping of myelin in the brain
still remains an open issue. Here we attempted to provide a potential solution. Specifically …