Biliary cysts: Etiology, diagnosis and management

Table 1 Types of an anomalous pancreaticobiliary junctions (Komi classification)

Type name	Type description
Type I	A narrowed common bile duct joins the pancreatic duct at a right angle
IA	A slender common channel
IB	A short or long ectatic common channel
Type II	A pancreatic duct joins the common bile duct at an acute angle
IIA	A slender common channel
IIB	A short or long ectatic common channel
Type III	It is complicated by a patent accessory pancreatic
IIIA	A classic pancreas divisum
IIIB	A pancreas divisum without a pancreatic duct
IIIC	A patent accessory pancreatic duct with an intricate network
IIIC1	A tiny communicating duct between the main and accessory ducts
IIIC2	A communicating duct with the same caliber as the main and accessory ducts
IIIC3	A total or partial dilatation of the ductal system