Cholangiopancreatography, Endoscopic RetrogradeCholangiopancreatography, Magnetic ResonanceCholedocholithiasisSphincterotomy, EndoscopicPancreatitisBiliary Tract DiseasesPancreatic DuctsHyperamylasemiaCommon Bile DuctCommon Bile Duct DiseasesGallstonesCholangitisPancreatic DiseasesBile Duct DiseasesCholangiographyJaundice, ObstructiveCholecystectomy, LaparoscopicBiliary FistulaSphincter of Oddi DysfunctionAmpulla of VaterCholestasisCholestasis, ExtrahepaticSphincter of OddiCholedochal CystCholedochostomyCholelithiasisBile DuctsEndosonographyCholecystectomyGabexatePostcholecystectomy SyndromeDrainageCystic DuctEndoscopes, GastrointestinalCommon Bile Duct NeoplasmsDouble-Balloon EnteroscopyGallbladder DiseasesBiliary TractBile Duct NeoplasmsMirizzi SyndromePancreatitis, ChronicHepatic Duct, CommonEndoscopyPancreatic NeoplasmsGastroenterologyConstriction, PathologicPancreatic PseudocystAmylasesPancreasJaundiceAnastomosis, Roux-en-YCatheterizationLithiasisBiliary Tract Surgical ProceduresEndoscopy, Digestive SystemRetrospective StudiesBiliary Tract NeoplasmsBile Ducts, IntrahepaticGallbladder NeoplasmsTechnetium Tc 99m LidofeninDuodenal DiseasesJejunostomyAdenomyomaBiliary DyskinesiaCholangiocarcinomaCalculiEndoscopesDuodenoscopyTreatment OutcomeInsufflationDigestive System DiseasesAbdominal PainPancreatic FistulaBreath HoldingTomography, X-Ray ComputedDeep SedationAcute DiseaseButylscopolammonium BromideStentsNeoplasms, Cystic, Mucinous, and SerousCholangitis, SclerosingPancreatic Function TestsAdenocarcinoma, PapillaryCholecystolithiasisPostoperative ComplicationsColicCholecystitisCystadenoma, PapillaryHemobiliaPancreaticoduodenectomyBiliary AtresiaCholecystitis, AcuteDuodenumBile Ducts, ExtrahepaticPancreatic CystMesocolonLithotripsyAdministration, RectalPleural DiseasesPreoperative Care