Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Apr 16, 2013; 5(4): 160-164
Published online Apr 16, 2013. doi: 10.4253/wjge.v5.i4.160
Table 1 Endoscopic retrograde cholangiopancreatography-degree of difficulty
GradeDiagnosticTherapeutic
Grade 1: standardDeep cannulation, diagnostic samplingBiliary sphincterotomy, stones < 10 mm, stents for leaks and low tumors.
Grade 2: advancedBillroth II diagnostics, minor papilla cannulationStones > 10 mm, hilar tumor stent placement, benign biliary strictures
Grade 3: tertiaryManometry, Whipple, Roux en Y, intraductal endoscopyBillroth II therapeutics, intrahepatic stones, pancreatic therapies