Imaging tests for accurate diagnosis of acute biliary pancreatitis

Figure 1 Large, conglomerated stones into a dilated common bile duct (over 12 mm).

Figure 2 A 9 mm stone, within a slightly dilated, elongated common bile duct.

Figure 3 Multiple gallstones in T2 hyposignal less than 5 mm diameter (green arrow), diameter of the common bile duct 6 mm, with a 4 mm migrated stone (red arrow).