Review
Copyright ©The Author(s) 2016.
World J Radiol. Jun 28, 2016; 8(6): 556-570
Published online Jun 28, 2016. doi: 10.4329/wjr.v8.i6.556
Figure 1
Figure 1 Ultrasonography and Doppler in extrahepatic portal vein obstruction. A: Doppler showing multiple tortuous portoportal collaterals forming a portal cavernoma (arrow) and replacing the portal vein; B: USG with Doppler showing parabiliary collaterals surrounding the prominent CBD (block arrow) and intrahepatic biliary radicles (arrow head); C: Pericholecystic varices (block arrow) are also noted; D: Spectral Doppler reveals hepatopetal flow with monophasic waveform. USG: Ultrasonography; CBD: Common bile duct.