**Gastroduodenostomy (gastroduodenofistum, large gastrointestinal fistula)** removal of the common bile duct into the intestine (antrum, jejunum, ileum). In urgent situations, they are rarely used, only when other methods of treatment are impossible or ineffective, for example, after unsuccessful operations to drain the bile ducts or when the process is extensive and neglected.
**Bile drainage. moves**
Drainage of bile from the distal common bile duct is aimed at restoring the outflow from the pancreas, especially in cases of mechanical obstructive nature of bile stagnation (calculous cholecystitis, cancer of the bile-vesical segment). At the same time, removal of the contents of the gallbladder serves to prevent the development of reactive pancreatitis and helps reduce it