MRI Technologistover 8 years ago

GRAPPA is a Parallel Imaging Technique, based on k-space, which can be used to shorten the acquisition time or increase the spatial resolution in the same examination time. Fig Whole-body MRA in 48 seconds, GRAPPA x3 (1.3 x 1.0 x 1.3 mm resolution, 4 steps at 12 s / step).