Primary Needle Knife Fistulotomy Versus Conventional Cannulation Method

Conditions

• Common Bile Duct Stone
• Malignant Hepatobiliary Neoplasm
• Biliary Stricture
• Pancreatic Diseases
• Sphincter of Oddi Dysfunction

Interventions

• DEVICE: cannulation of ampulla of Vater

Sponsor

Gangnam Severance Hospital