Table 3 Comparison of qualitative data obtained on MR plain scan according to MVI in 108 ICCs
From: MRI features predict microvascular invasion in intrahepatic cholangiocarcinoma
|  | MVI-positive (n = 34) | MVI-negative (n = 74) | P value |
|---|---|---|---|
Tumor morphology | |||
 Spherical/hemispherical/oval | 6 (17.65) | 33 (44.59) | 0.007 |
 Lobulated/irregular | 28 (82.35) | 41 (55.41) |  |
Signal on T1WI | Â | Â | 0.589 |
 Low intensity | 32 (94.12) | 72 (97.30) |  |
 Isointensity/High intensity | 2 (5.88) | 2 (0.27) |  |
Signal in T2WI-FS | Â | Â | 0.178 |
 Low intensity/Isointensity | 0 (0) | 5 (6.76) |  |
 High intensity | 34 (100) | 69 (93.24) |  |
  Entire/uniform high intensity | 20 (58.82) | 27 (36.49) | 0.059 |
  Edge high intensity | 14 (41.18) | 42 (56.76) |  |
Signal in DWI (b = 500 s/mm2) |  |  | 0.739 |
 Entirely uniform high signal | 20 (58.82) | 41 (55.41) |  |
 Target sign on DWI | 14 (41.17) | 33 (44.59) |  |
Intrahepatic duct dilatation | 21 (61.76) | 23 (31.08) | 0.003 |
No biliary dilation | 13 (38.24) | 51 (68.92) | Â |
Hepatic capsular retraction | 17 (50) | 27 (36.49) | 0.184 |
No hepatic capsular retraction | 17 (50) | 47 (63.51) | Â |