Evaluation of pineal cysts with magnetic resonance imaging

Table 1 Magnetic resonance imaging examination parameters before 2017

Parameter	T1 (SPGR)	T2 (SE)	FLAIR	DWI	Ax SPGR + C	Sag T1 SE + C	Ax T1 FS + C
TR (repetition time) (ms)	6.36	5700	8002	8000	6.36	440	620
TE (echo time) (ms)	2.23	134	80.9	104	2.23	12	20
Field of view (mm)	260	250	220	250	260	250	250
Slice thickness (mm)	4	5	5.5	5	4	5.5	5.5
Slice gap (mm)	2	6.5	6.5	6.5	2	6.5	7
NEX (No. of excitations)	1	1.5	1	2	1	1	1
TI (time inversion) ms	450		2000		450
Machine	1.5 T GE Signa Excite HD (8 channel head coil)

SPGR: Spoiled gradient recalled acquisition in steady state; SE: Spin echo; FLAIR: Fluid-attenuated inversion recovery; DWI: Diffusion weighted imaging; Ax: Axial plane; Sag: Sagittal plane; + C: Contrast-enhanced; FS: Fat saturation.