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. 2022 Dec;12(12):5343–5357. doi: 10.21037/qims-22-174

Table 1. Acquisition parameters.

Device scan parameter SIGNA Horizon LX Achieva A-series
Phased array coil Body coil
Dimension 2 3 2
Sequence Fast SPGR FFE, e-THRIVE FFE of multislice
Fat suppression CHESS SPAIR ProSet
Echo time (ms) 1.3 2.3 5.1
Repetition time (ms) 148 4.6 126
Flip angle (°) 70 10 80
Number of excitations 1 1 1
k-space trajectory Sequential Linear Linear
Band width (Hz/pixel) 325.5 360.8 313.8
Field of view (mm) 430 370 420
Matrix (frequency × phase) 256×160 240×153 256×160
Scan percentage (%) 100 79.8 62.5
Phase field of view (%) 75 80 100
Slice thickness (mm) 6.5 4.0 6.5
Slice gap (mm) 3.5 0 3.5
Slice scan order Slice number Interleaved
Slice number 20 40 7
Respiration Breath hold Breath hold Breath hold
Scan time (s) 10.0 14.3 20.7

SPGR, spoiled gradient recalled acquisition of steady state; FFE, fast field echo; e-THRIVE, enhanced-T1 high resolution isotropic volume excitation; CHESS, chemical shift saturation; SPAIR, spectral attenuated with inversion recovery; ProSet, principle of selective excitation technique.