Bile Duct NeoplasmsAdenocarcinoma, PapillaryCystadenoma, MucinousBile Ducts, IntrahepaticHepatic Duct, CommonCystadenomaCarcinoma, PapillaryCystadenocarcinomaCommon Bile Duct NeoplasmsBiliary Tract Surgical ProceduresBile DuctsPapilloma, IntraductalCommon Bile DuctCarcinoma, Pancreatic DuctalBileCystadenocarcinoma, PapillaryBile Ducts, ExtrahepaticPancreatic NeoplasmsBile Duct DiseasesBile Acids and SaltsAdenocarcinoma, MucinousPancreatectomyPancreatic DuctsCholangiopancreatography, Endoscopic RetrogradeNeoplasms, Cystic, Mucinous, and SerousCarcinoma, Intraductal, NoninfiltratingCommon Bile Duct DiseasesCholestasisGallstonesCholangiographyAdenoma, Bile DuctCholestasis, ExtrahepaticTumor Markers, BiologicalCholangiopancreatography, Magnetic ResonanceCystic DuctJaundice, ObstructiveSalivary DuctsNeoplasms, Multiple PrimaryNeoplasmsCholelithiasisCystadenoma, SerousThoracic DuctCholecystectomy, LaparoscopicPancreatic CystNipplesImmunohistochemistryCystadenocarcinoma, MucinousBiliary Tract DiseasesPancreaticoduodenectomyBiliary TractCholecystectomyPancreatitisEndosonographyCholangitisCholangiocarcinomaAmpulla of VaterLigationCholedocholithiasisSphincterotomy, EndoscopicCarcinoma in SituGallbladderCyst FluidNeoplasm InvasivenessCarcinoma, DuctalPancreasCystadenoma, PapillaryLiverLiver NeoplasmsSkin NeoplasmsLithiasisPancreatic JuiceTomography, X-Ray ComputedBile PigmentsBile CanaliculiRetrospective StudiesBreast NeoplasmsEndoscopy, Digestive SystemDNA, NeoplasmKidney NeoplasmsGallbladder NeoplasmsBiliary FistulaMucinsNeoplasms, Second PrimaryWolffian DuctsAdenocarcinomaPancreatic DiseasesEndoscopyAdenomaMucin-2Sphincter of OddiBiliary Tract NeoplasmsCarcinoma, Acinar CellCholestasis, IntrahepaticThyroid NeoplasmsDilatation, PathologicNeoplasm StagingTreatment OutcomeMullerian DuctsMyeloproliferative DisordersBiopsy