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

Table 2

Radiologic imaging features of 66 HCCs and MVI.

Parameters	Negative	Positive
Signal homogeneity
Homogenous	21 (0.43)	4 (0.23)
Heterogeneous	28 (0.57)	13 (0.77)
Tumor capsule
Completely surrounded	18 (0.36)	2 (0.12)
Not completely surrounded	22 (0.45)	11 (0.64)
None	9 (0.18)	4 (0.24)
Tumor margin
Smooth margin	11 (0.22)	0
Focal protruding	9 (0.18)	2 (0.12)
Multiple protruding	28 (0.57)	12 (0.70)
Fuzzy margin	1 (0.02)	3 (0.18)
Peritumor enhancement
No	39 (0.79)	6 (0.35)
Yes	10 (0.21)	11 (0.65)
Peritumor hypointensity
No	35 (0.71)	5 (0.29)
Yes	14 (0.29)	12 (0.71)
ADC (HCC, ×10^−3 mm^2/s)	1.071	0.995
pre (ms)	1111	1634
post (ms)	705	1047
ΔT1	0.41	0.37