How can the left portal vein be best identified on color Doppler ultrasound? How can the right portal vein be best identified on color Doppler ultrasound? How does one find the common bile duct by ultrasound? What is the normal Doppler appearance of the hepatic artery? What is the normal Doppler appearance of the hepatic veins? What is the normal Doppler appearance of the portal vein? What is the normal echogenicity of the liver, kidney, and pancreas, in order of most to least? Book traversal links for Ultrasound ‹ When should a water-soluble contrast agent be used? Up How can the left portal vein be best identified on color Doppler ultrasound? ›