AdenocarcinomaAdenocarcinoma, MucinousLung NeoplasmsPancreatic NeoplasmsEsophageal NeoplasmsAdenocarcinoma, PapillaryBarrett EsophagusStomach NeoplasmsCarcinoma, Pancreatic DuctalAdenocarcinoma, Bronchiolo-AlveolarImmunohistochemistryTumor Markers, BiologicalPrognosisCardiaSensitivity and SpecificityDelayed DiagnosisRetrospective StudiesColonic NeoplasmsNeoplasm StagingEarly DiagnosisPrenatal DiagnosisGene Expression Regulation, NeoplasticEsophagogastric JunctionBiopsyCell Line, TumorKeratin-7Carcinoma, Squamous CellPolymerase Chain ReactionEndometrial NeoplasmsNeoplasms, Multiple PrimaryTreatment OutcomeTomography, X-Ray ComputedPrecancerous ConditionsTime FactorsProstatic NeoplasmsDiagnosisImmunoenzyme TechniquesIntestinal NeoplasmsRisk FactorsFatal OutcomePredictive Value of TestsSurvival RateMutationNeoplasm InvasivenessTumor Cells, CulturedDisease ProgressionSurvival AnalysisDiagnostic ErrorsCarcinoma, EndometrioidAdenocarcinoma, Clear CellFollow-Up StudiesColorectal NeoplasmsDuodenal NeoplasmsCase-Control StudiesCarcinoma, Signet Ring CellMetaplasiaReverse Transcriptase Polymerase Chain ReactionCecal NeoplasmsAdenomaMolecular Sequence DataTissue Array AnalysisRNA, MessengerProspective StudiesMammary Neoplasms, ExperimentalReproducibility of ResultsBiopsy, NeedleRectal NeoplasmsGene Expression ProfilingNeoplasm ProteinsDNA, NeoplasmNeoplasm MetastasisAmpulla of VaterLymphatic MetastasisIncidenceCommon Bile Duct NeoplasmsGenes, rasIleal NeoplasmsKaplan-Meier EstimateKeratin-20Breast NeoplasmsPancreaticoduodenectomyEsophagusCarcinoma, Non-Small-Cell LungCarcinoembryonic AntigenJejunal NeoplasmsCarcinoma, AdenosquamousCohort StudiesAntineoplastic AgentsOvarian NeoplasmsCarcinoma in SituUterine Cervical NeoplasmsCarcinoma, Acinar CellGastrointestinal NeoplasmsBase SequenceAntigens, NeoplasmMagnetic Resonance ImagingNeoplasm TransplantationCarcinomaParanasal Sinus NeoplasmsDiagnosis, Computer-Assisted