Journal of magnetic resonance imaging : JMRI
-
J Magn Reson Imaging · Mar 2018
Discriminative analysis of regional evolution of iron and myelin/calcium in deep gray matter of multiple sclerosis and healthy subjects.
Combined R2* and quantitative susceptibility (QS) has been previously used in cross-sectional multiple sclerosis (MS) studies to distinguish deep gray matter (DGM) iron accumulation and demyelination. ⋯ 3 Technical Efficacy: Stage 1 J. Magn. Reson. Imaging 2018.
-
J Magn Reson Imaging · Mar 2018
Susceptibility weighted imaging and quantitative susceptibility mapping of the cerebral vasculature using ferumoxytol.
To demonstrate the potential of imaging cerebral arteries and veins with ferumoxytol using susceptibility weighted imaging (SWI) and quantitative susceptibility mapping (QSM). ⋯ 1 Technical Efficacy: Stage 1 J. Magn. Reson. Imaging 2018;47:621-633.
-
J Magn Reson Imaging · Mar 2018
Automated image quality evaluation of T2 -weighted liver MRI utilizing deep learning architecture.
To develop and test a deep learning approach named Convolutional Neural Network (CNN) for automated screening of T2 -weighted (T2 WI) liver acquisitions for nondiagnostic images, and compare this automated approach to evaluation by two radiologists. ⋯ 2 Technical Efficacy: Stage 2 J. Magn. Reson. Imaging 2018;47:723-728.
-
J Magn Reson Imaging · Mar 2018
Meta AnalysisPerformance of MRI for suspected appendicitis in pediatric patients and negative appendectomy rate: A systematic review and meta-analysis.
To evaluate in pediatric patients the diagnostic performance of magnetic resonance imaging (MRI) for suspected appendicitis and its negative appendectomy rate. ⋯ 3 Technical Efficacy: Stage 3 J. Magn. Reson. Imaging 2018;47:767-778.
-
J Magn Reson Imaging · Mar 2018
Comparative Study Observational StudyDiffusion kurtosis MRI versus conventional diffusion-weighted imaging for evaluating inflammatory activity in Crohn's disease.
To assess the efficacy of diffusion kurtosis imaging (DKI) and to compare DKI-derived parameters with that of conventional diffusion-weighted imaging (DWI) for grading the inflammatory activity of Crohn's disease (CD). ⋯ 2 Technical Efficacy: Stage 2 J. Magn. Reson. Imaging 2018;47:702-709.