This observational, prospective study aims at evaluating how the occurrence of post-Endoscopic Retrograde CholangioPancreatography (ERCP) acute pancreatitis (PEP) could be influenced by difficult biliary cannulation that might be previously assessed by the morphological appearance of native major papilla in all the patients undergoing ERCP. The rate of successful biliary cannulation across papilla types could be used as intraprocedural quality and competence metrics during training. Moreover, recognizing difficult papillae could allow reserving those to experts to decrease the odds of failed cannulation.
Study Type
OBSERVATIONAL
Enrollment
1,740
ERCP performed for clinical practice
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Rome, Roma, Italy
RECRUITINGFondazione Policlinico Universitario Agostino Gemelli IRCCS
Roma, Italy
RECRUITINGRate of PEP occurrence
Rate of PEP occurrence distributed between the different native major duodenal papilla types
Time frame: within 48 hours after the procedure
Rate of difficult biliary cannulation
Rate of difficult biliary cannulation (\> 5 cannulation attempts and/or \> 5 minutes attempting to cannulate biliary duct and/or at least one passage in the pancreatic duct) distributed between the different native major duodenal papilla types
Time frame: during the procedure
Rate of difficult biliary cannulation
Rate of difficult biliary cannulation distributed between the different types of the intramural papillary segments on fluoroscopic images
Time frame: during the procedure
Rate of intraoperative complications
Rate of intraoperative complications distributed between the different native major duodenal papilla types
Time frame: during the procedure
Rate of postoperative complications except for PEP
Rate of postoperative complications except for PEP (up to 48 hours after ERCP) distributed between the different native major duodenal papilla types
Time frame: within 48 hours after the procedure
Difference in the rate of difficult biliary cannulation
Difference in the rate of difficult biliary cannulation between ERCP experts (\>300 performed procedures) and fellows (\<300 performed procedures)
Time frame: during the procedure
occurrence of intra- and post-procedural complications
To evaluate the occurrence of intra- and post-procedural complications but PEP, fluoroscopic morphology of the papillary segment of distal bile duct, perioperative and intraoperative risk factors
Time frame: within 48 hours after the procedure
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