Prediction of Microvascular Invasion in Hepatocellular Carcinoma: Preoperative Gd-EOB-DTPA-Dynamic Enhanced MRI and Histopathological Correlation

Table 1

Sequences and parameters of Gd-EOB-DTPA-dynamic enhanced MRI.

Sequences	Image plane	TR/TE (msec)	FOV (mm)	Flip angle	Thickness (mm)	Matrix	Scanning order
T1WI	A	225/2.2	258 × 330	70	6	200 × 320	1
Dixon	A	5.5/2.5	380 × 380	65	3	320 × 320	2
T2WI	A	2000/91	350 × 350	150	6	410 × 512	3
T1-mapping	A	4.4/1.2	248 × 330	2,11	2	154 × 256	4
VIBE	A	3.3/1.2	248 × 330	13	2	96 × 256	5
DWI & ADC	A	5300/83	380 × 380	/	5.5	192 × 192	6
HBP	A	2000/78	380 × 380	13	5.5	380 × 380	7
HBP	C	1600/83	380 × 380	13	5	320 × 320	8
T1 mapping	A	4.4/1.2	248 × 330	2,11	2	154 × 256	9

: axial; C: coronal; : volumetric interpolated breath-hold examination, including nonenhanced imaging, 3 arterial phases, 3 portal venous phases, and 1 delayed phase; HBP: hepatobiliary phase.