Optimization of quantitative susceptibility mapping for regional estimation of oxygen extraction fraction in the brain.

John J McFaddenJulian C MatthewsLauren A Scott Geoffrey J M ParkerMaélène LohézicLaura Michelle Parkes

Published in: Magnetic resonance in medicine (2021)

QSM acquisition times can be minimized by reducing the final echo time but an isotropic voxel size no larger than 1 mm is needed to accurately estimate OEF in most medium/large veins in the brain. Such acquisitions can be achieved in under 4 min.

Keyphrases

resting state
white matter
high resolution
functional connectivity
magnetic resonance
cerebral ischemia
computed tomography
magnetic resonance imaging
multiple sclerosis
high density
diffusion weighted imaging
contrast enhanced
brain injury
diffusion weighted
blood brain barrier