Results 211 to 220 of about 154,845 (263)

When stroke hides: A case of negative diffusion MRI. [PDF]

open access: yesRadiol Case Rep
Berrada K   +5 more
europepmc   +1 more source

Diffusion MRI visualization

NMR in Biomedicine, 2018
Modern diffusion magnetic resonance imaging (dMRI) acquires intricate volume datasets and biological meaning can only be found in the relationship between its different measurements. Suitable strategies for visualizing these complicated data have been key to interpretation by physicians and neuroscientists, for drawing conclusions on brain connectivity
Thomas Schultz, Anna Vilanova
openaire   +2 more sources

Diffusion MRI

2012
Since its initial development in the mid-1980s, and wide accessibility to perform diffusion MRI on all MRI scanners, the use of diffusion MRI has become widespread across the last 30 years. This online resource discusses the importance of ensuring that the hardware is performing optimally, the pulse sequence is carefully designed, the acquisition is ...
Kimball L. Christianson   +3 more
openaire   +2 more sources

Anisotropy in diffusion‐weighted MRI

Magnetic Resonance in Medicine, 1991
AbstractDiffusional anisotropy of water protons, induced by nonrandom, directional barriers which hinder or retard water motion, is measurable by MRI. Faster water diffusion was observed when the diffusion‐sensitizing gradient direction paralleled the long axes of white matter tracts, indicative of fewer bamers to water motion.
M E, Moseley   +3 more
openaire   +2 more sources

Diffusion of water in tissues and MRI

Magnetic Resonance in Medicine, 1991
AbstractThe purpose of this paper is to present an overview of the diffusive behavior of water in biological tissues. The analysis shows that obstructive barriers would have to occupy very large volume fractions in order to account for the reduction in the diffusion coefficient (D) observed in biological systems.
C F, Hazlewood, H E, Rorschach, C, Lin
openaire   +2 more sources

Diffusion MRI in multiple sclerosis

Neurology, 2005
Diffusion imaging is a quantitative, MR-based technique potentially useful for the study of multiple sclerosis (MS), due to its increased pathologic specificity over conventional MRI and its ability to assess in vivo the presence of tissue damage occurring outside T2-visible lesions, i.e., in the so-called normal-appearing white and gray matter.
Rovaris M   +6 more
openaire   +3 more sources

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