Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 7, 2011; 17(45): 4993-4998
Published online Dec 7, 2011. doi: 10.3748/wjg.v17.i45.4993
Table 1 Schutz grade for endoscopic retrograde cholangiopancreatography degree of difficulty for biliary procedures[11]
Biliary procedures
Grade 1Diagnostic cholangiogram
Biliary cytology
Standard sphincterotomy ± removal of stones < 10 mm
Stricture dilatation/stent for extra-hepatic stricture
or bile leak
Grade 2Diagnostic cholangiogram with
Billroth II anatomy
Removal of CBD stones > 10 mm
Stricture dilatation/stent for hilar tumors or benign intrahepatic strictures
Grade 3SOD manometry
Cholangioscopy
Any therapy with Billroth II anatomy
Removal of intrahepatic stones or any stones with lithotripsy