Fig. 4

Illustration of five morphologic features on hepatobiliary phase and sketch map. a round shape of sHCC with 6.8% (3/44) MVI–positive. b Lobulated shape of sHCC with 45.8% (11/24) MVI–positive. c Irregular shape of sHCC with 80% (4/5) MVI–positive. d Spicule sign of sHCC with 80% (12/15) MVI–positive. e bush sign of sHCC with 66.7% (8/12) MVI–positive