Added value of hepatobiliary phase gadoxetic acid-enhanced MRI for diagnosing hepatocellular carcinoma in high-risk patients

Table 2 1.5-T and 3.0-T magnetic resonance pulse sequence parameters

Parameters	Double-echo T1-weighted gradient echo		Respiratory-triggered fast-spin T2-weighted		T1-weighted Gd-EOB-DTPA-enhanced
	1.5-T	3.0-T	1.5-T	3.0-T	1.5-T	3.0-T
Matrix	256 × 192	228 × 136	320 × 224	320 × 188	256 × 192	180 × 163
Section thickness (mm)	6-8	6	4	6	2-3	4
Intersection gap (mm)	2	2	1	2	-	-
TR (ms)	180-220	150-250	2000-4000	2500-3500	4.2	2.8
TE (ms)	2.3-4.6	1.15-2.3	60	65-85	2	1.4
Flip angle (degrees)	80	70	90	120	12	10
Reduction factor	2	2	2	2	2	2

Gd-EOB-DTPA: Gadolinium ethoxybenzyl diethylenetriaminepentaacetic.