Diagnostic Performance of Glymphatic System Evaluation Using Diffusion Tensor Imaging in Idiopathic Normal Pressure Hydrocephalus and Mimickers

Table 1

Imaging protocols.

	Sequence	TR/TE [msec]	Matrix	Resolution [mm]	b-value	MPG [direction]
DTI	EPI/axial	9500-10900/90-100	128x128	2x2x2	0,1200	12
	EPI/axial	7900-12000/66-100	128x128	2x2x2	0,1000	64
	EPI/axial	7600/66	128x128	2x2x2	0,1000	128
		TR/TE/TI [msec]	Flip angle [°]	Matrix	Resolution [mm]
3D-T1-weighted image	MPRAGE/sagittal	1810-2200/2.23-2.48/900-1100	8-15	256x256x176-192	0.9-1x0.9-1x0.9-1
		TR/TE [msec]	Matrix	Resolution [mm]
T2-weighted image	TSE/coronal	3000-9690/98-120	278-345x384-512	0.4x0.4x3-6

TR/TE/TI = repetition time/echo time/inversion time, MPG = motion-probing gradient.