• anastomosis, roux-en-y
  • appendectomy
  • biliary tract surgical procedures
  • biliopancreatic diversion
  • cholecystectomy
  • cholecystectomy, laparoscopic
  • cholecystostomy
  • choledochostomy
  • portoenterostomy, hepatic
  • sphincterotomy, endoscopic
  • sphincterotomy, transhepatic
  • biliopancreatic diversion
  • colectomy
  • proctocolectomy, restorative
  • endoscopy, digestive system
  • cholangiopancreatography, endoscopic retrograde
  • endoscopy, gastrointestinal
  • colonoscopy
  • sigmoidoscopy
  • duodenoscopy
  • gastroscopy
  • proctoscopy
  • sphincterotomy, endoscopic
  • esophagoscopy
  • enterostomy
  • cecostomy
  • colostomy
  • duodenostomy
  • ileostomy
  • jejunostomy
  • esophagectomy
  • esophagoplasty
  • esophagostomy
  • fundoplication
  • gastrectomy
  • gastroenterostomy
  • gastric bypass
  • gastroplasty
  • gastrostomy
  • hepatectomy
  • jejunoileal bypass
  • liver transplantation
  • pancreas transplantation
  • pancreatectomy
  • pancreaticoduodenectomy
  • pancreaticojejunostomy
  • peritoneovenous shunt