Fig. 22From: All about portal vein: a pictorial display to anatomy, variants and physiopathologyPre-sinusoidal causes of PH. a MIP image from portal venous phase CT shows extrinsic compression of PV by a large hepatic cyst (red arrow head), a benign cause of pre-sinusoidal PH. b MPR image from portal venous phase CT show PV invasion by a pancreatic adenocarcinoma, a malignant cause of pre-sinusoidal PHBack to article page