Normal gallbladder
Normal gallbladder in long and short-axis.
Gallstones
Large gallstone (with posterior shadow) impacted in the neck of the gallbladder
Cholecystitis
Dilated common bile duct (CBD)
Dilated CBD with hepatic artery (in short-axis) and portal vein (long axis) inferiorly (“pea sandwich”)
Dilated CBD - Colour Doppler showing absent flow within CBD and flow in hepatic artery, portal vein and IVC
Dilated CBD measuring at 12.8mm. Colour Doppler helpful in demonstrating flow in hepatic artery and portal vein and absent flow within CBD.