Esophagogastric JunctionAdenocarcinomaEsophageal NeoplasmsEsophagectomyEsophagostomyStomach NeoplasmsCardiaEsophageal StenosisEsophagusBarrett EsophagusManometryHernia, HiatalAnastomosis, SurgicalEsophageal AchalasiaEsophageal and Gastric VaricesGastrectomyStomachEsophageal Sphincter, LowerDilatationDidelphisEsophageal FistulaEsophageal DiseasesGastric FistulaAdenocarcinoma, MucinousMetaplasiaFundoplicationEndoscopy, GastrointestinalEsophageal Motility DisordersLung NeoplasmsDeglutitionPancreatic NeoplasmsSurgical StaplersGastrointestinal HemorrhageGastrostomyAdenocarcinoma, PapillaryManubriumCarcinoma, Pancreatic DuctalHypertension, PortalPeristalsisSplenorenal Shunt, SurgicalAdenocarcinoma, Bronchiolo-AlveolarGastroesophageal RefluxNeoplasm StagingDeglutition DisordersImmunohistochemistryPrognosisEsophagoscopySplenectomySurvival RateCarcinoma, Squamous CellLymph Node ExcisionRetrospective StudiesColonic NeoplasmsTumor Markers, BiologicalSuture TechniquesLymphatic MetastasisFluorouracilPressureFluoroscopyTreatment OutcomeMucous MembraneNeoadjuvant TherapyPostoperative ComplicationsOrganoplatinum CompoundsSurvival AnalysisGastrointestinal Stromal TumorsAntineoplastic Combined Chemotherapy ProtocolsKaplan-Meier EstimateFollow-Up StudiesCombined Modality TherapyCisplatinSchistosomiasis mansoniKeratin-7Gene Expression Regulation, NeoplasticCell Line, TumorLigationAntineoplastic AgentsEpirubicinEndometrial NeoplasmsDisease-Free SurvivalProspective StudiesNeoplasms, Multiple PrimaryPrecancerous ConditionsTime FactorsIntestinal NeoplasmsProstatic NeoplasmsTumor Cells, CulturedDuodenal NeoplasmsCarcinoma, Signet Ring CellCarcinoma, EndometrioidCecal NeoplasmsMammary Neoplasms, ExperimentalNeoplasm InvasivenessAdenocarcinoma, Clear CellImmunoenzyme TechniquesColorectal NeoplasmsRectal NeoplasmsAmpulla of VaterGenes, rasCommon Bile Duct Neoplasms