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Table 1: Main sequence parameters
Magnetic Field 3T 7T
Sequence T2*-WI T2WI STIR-WI MP2RAGE MP2RAGE Isotropic MP2RAGE Anisotropic
Dimension/orientation 2D 2D 2D 3D 3D 3D
Axial Sagittal Sagittal Sagittal Coronal Axial
TR (sec) 0.5 4 3.2 4 5 5
TE (ms) 27 113 53 2.48 2.15 3.05
FOV (mm) 180 280 320 300 260 256
Resolution (mm³) 0.5 × 0.5 × 5 1.1 × 0.9 × 2 0.9 × 0.7 × 3 0.9 × 0.9 × 0.9 0.7 × 0.7 × 0.7 0.3 × 0.3 × 4
Slices 9 Per slab, 176 192 64 Slices per slab,
2 Slabs^{^a} 1 or 2 Slabs^{^a}^,^{^b}
Acq. time (min) 5.26 1.54 2.18 7.18 8.47 6.02/Slab
Note:—Acq. indicates acquisition.
↵a Placed perpendicular to the cord.
↵b Depending on cord curvature.

Magnetic Field	3T				7T
Sequence	T2*-WI	T2WI	STIR-WI	MP2RAGE	MP2RAGE Isotropic	MP2RAGE Anisotropic
Dimension/orientation	2D	2D	2D	3D	3D	3D
	Axial	Sagittal	Sagittal	Sagittal	Coronal	Axial
TR (sec)	0.5	4	3.2	4	5	5
TE (ms)	27	113	53	2.48	2.15	3.05
FOV (mm)	180	280	320	300	260	256
Resolution (mm³)	0.5 × 0.5 × 5	1.1 × 0.9 × 2	0.9 × 0.7 × 3	0.9 × 0.9 × 0.9	0.7 × 0.7 × 0.7	0.3 × 0.3 × 4
Slices	9 Per slab,			176	192	64 Slices per slab,
	2 Slabs^{^a}					1 or 2 Slabs^{^a}^,^{^b}
Acq. time (min)	5.26	1.54	2.18	7.18	8.47	6.02/Slab