IleusGallstonesCholangitisCholangitis, SclerosingIntestinal ObstructionIntestinal FistulaBiliary FistulaPancreasCholelithiasisJejunal DiseasesIleal DiseasesSigmoid DiseasesCholecystectomyGastroscopesCholangiopancreatography, Endoscopic RetrogradeTomography, X-Ray ComputedGallbladderBileIntestinal Pseudo-ObstructionUrsodeoxycholic AcidPancreas TransplantationLiver Cirrhosis, BiliaryCholangiographyPancreatitisLaparoscopyBile DuctsCholagogues and CholereticsCholecystolithiasisCholestasisBile Ducts, IntrahepaticCommon Bile DuctMeconiumBile Duct NeoplasmsCholecystitis, AcuteRetrospective StudiesTokyoCholecystitisCholecystectomy, LaparoscopicBiliary Tract DiseasesGallbladder DiseasesCholangiopancreatography, Magnetic ResonanceBile Duct DiseasesPostoperative ComplicationsCholedochostomyBiliary TractPancreas, ExocrineBile PigmentsPancreatic DiseasesCholangiocarcinomaPortoenterostomy, HepaticPancreatic NeoplasmsCholedocholithiasisCommon Bile Duct DiseasesSphincterotomy, EndoscopicDrainage