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Table 1 Specific sequence parameters for the MRA at 1.5 T (Siemens Avanto) and 3.0T (Siemens TimTrio) using a 6-element body matrix coil and the inbuilt 32-element spine coil

From: Assessment of the kidneys: magnetic resonance angiography, perfusion and diffusion

  1.5 T MRA slow 1.5 T MRA fast 3.0 T MRA
TR/TE [ms] 3.77/1.39 3.77/1.39 3.14/1.1
Flip angle [°] 25 25 23
Bandwidth [Hz/Px] 350 350 510
Matrix 512 × 80% 512 × 80% 512 × 80%
FOV [mm 2 ] 400 × 87% 400 × 87% 400 × 81%
Phase Oversampling [%] 0 0 8
Voxel size [mm 3 ] 0.8 0.8 0.65
Spatial resolution [mm 3 ] 1 × 0.8 × 1 1 × 0.8 × 1 0.9 × 0.8 × 0.9
Scan time [s] 26 19 18
Partitions 80 80 96
Parallel imaging GRAPPA factor 2 GRAPPA factor 3 GRAPPA factor 3