Fig. 12.

Prognostic imaging markers of microvascular invasion. HCC in a 74-year-old man with chronic hepatitis C viral infection. a Axial arterial phase CT image showing an ill-defined hyperenhancing lesion at the junction of segment VIII and IV. b Portal phase image shows washout. c On histology, the lesion was a moderately differentiated HCC of trabecular-solid type (conventional type) with portal vein invasion (bottom left) and lymphatic invasion. There was no biliary or neural involvement. H&E, hematoxylin and eosin