Basics of ERCP and Biliary Cannulation - Tools of the Trade - Duodenoscope - Passing the Duodenoscope - Patient Positioning - Maneuvering the scope - Positioning Papilla - Positioning Pt. II - Inspection of Papilla - Cannulation - Challenges Summary by Dr. Nick McDonald @NickMcDonaldMD #ERCP #Biliary #Cannulation #Basics #Duodenoscope #endoscopy #gastroenterology #management