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A 4-minute solution for submillimeter whole-brain T-1 rho quantification

期刊: MAGNETIC RESONANCE IN MEDICINE, 2021; 85 (6)

Purpose To develop a robust, accurate, and accelerated T-1 rho quantification solution for submillimeter in vivo whole-brain imaging. Methods A multis......

Fast T-1 measurement of cortical bone using 3D UTE actual flip angle imaging and single-TR acquisition (3D UTE-AFI-STR)

期刊: MAGNETIC RESONANCE IN MEDICINE, 2021; 85 (6)

Purpose To describe a new method for accurate T-1 measurement of cortical bone that fits the data sets of both 3D UTE actual flip angle imaging (UTE-A......

Joint calibrationless reconstruction of highly undersampled multicontrast MR datasets using a low-rank Hankel tensor completion framework

期刊: MAGNETIC RESONANCE IN MEDICINE, 2021; 85 (6)

Purpose To jointly reconstruct highly undersampled multicontrast two-dimensional (2D) datasets through a low-rank Hankel tensor completion framework. ......

Five-dimensional quantitative low-dose Multitasking dynamic contrast- enhanced MRI: Preliminary study on breast cancer

期刊: MAGNETIC RESONANCE IN MEDICINE, 2021; 85 (6)

Purpose To develop a low-dose Multitasking DCE technique (LD-MT-DCE) for breast imaging, enabling dynamic T-1 mapping-based quantitative characterizat......

Reliability of radiomics features due to image reconstruction using a standardized T-2-weighted pulse sequence for MR-guided radiotherapy: An anthropomorphic phantom study

期刊: MAGNETIC RESONANCE IN MEDICINE, 2021; 85 (6)

Purpose To prospectively investigate the impact of image reconstruction on MRI radiomics features. Methods An anthropomorphic phantom was scanned at 1......

Whole-brain chemical exchange saturation transfer imaging with optimized turbo spin echo readout

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (3)

Purpose To achieve fast whole-brain chemical exchange saturation transfer (CEST) imaging with negligible susceptibility artifact. Methods An optimized......

Center-out EPI (COEPI): A fast single-shot imaging technique with a short TE

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (2)

Purpose To develop a center-out echo planar imaging (COEPI) acquisition technique to increase SNR through minimizing the TE. Methods In single-shot CO......

Deep learning-based MR fingerprinting ASL ReconStruction (DeepMARS)

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (2)

Purpose To develop a reproducible and fast method to reconstruct MR fingerprinting arterial spin labeling (MRF-ASL) perfusion maps using deep learning......

Quantification of whole-brain oxygenation extraction fraction and cerebral metabolic rate of oxygen consumption in adults with sickle cell anemia using individual T-2-based oxygenation calibrations

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 83 (3)

Purpose: To evaluate different T-2-oxygenation calibrations for estimating venous oxygenation in people with sickle cell anemia (SCA). Methods: Blood ......

Quantitative susceptibility mapping of carotid plaques using nonlinear total field inversion: Initial experience in patients with significant carotid stenosis

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (3)

Purpose To develop a nonlinear preconditioned total field-inversion algorithm using the MEDI toolbox (MEDInpt) for robust QSM of carotid plaques and e......

Learning osteoarthritis imaging biomarkers from bone surface spherical encoding

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (4)

Purpose To learn bone shape features from spherical bone map of knee MRI images using established convolutional neural networks (CNN) and use these fe......

MRI reconstruction using deep Bayesian estimation

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (4)

Purpose To develop a deep learning-based Bayesian estimation for MRI reconstruction. Methods We modeled the MRI reconstruction problem with Bayes's th......

Chemical-shift encoding-based water-fat separation with multifrequency fat spectrum modeling in spin-lock MRI

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 83 (5)

Purpose: Chemical exchange saturation transfer is used commonly to generate MRI contrast based on the chemical exchange effect. The spin-lock techniqu......

Investigating the origin of pH-sensitive magnetization transfer ratio asymmetry MRI contrast during the acute stroke: Correction of T-1 change reveals the dominant amide proton transfer MRI signal

期刊: MAGNETIC RESONANCE IN MEDICINE, 2020; 84 (5)

Purpose Amide proton transfer (APT) MRI is promising to serve as a surrogate metabolic imaging biomarker of acute stroke. Although the magnetization t......

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