Colorectal NeoplasmsAdenocarcinomaColonic NeoplasmsRectal NeoplasmsAdenomaColonoscopyEarly Detection of CancerTumor Markers, BiologicalColorectal Neoplasms, Hereditary NonpolyposisLung NeoplasmsNeoplasm StagingPrognosisGene Expression Regulation, NeoplasticFluorouracilNeoplasm MetastasisAdenocarcinoma, MucinousStomach NeoplasmsSigmoidoscopyPancreatic NeoplasmsCell Line, TumorImmunohistochemistryColonic PolypsOrganoplatinum CompoundsLeucovorinOccult BloodNeoplasm InvasivenessEsophageal NeoplasmsSurvival RateCarcinomaRisk FactorsNeoplasm ProteinsSurvival AnalysisMutationLiver NeoplasmsCamptothecinCarcinoembryonic AntigenAntineoplastic AgentsNeoplasmsBreast NeoplasmsDNA, NeoplasmAntineoplastic Combined Chemotherapy ProtocolsProstatic NeoplasmsColonMass ScreeningHT29 CellsDNA MethylationGenetic Predisposition to DiseaseDisease ProgressionCase-Control StudiesRetrospective StudiesMicrosatellite RepeatsMicrosatellite InstabilityAdenomatous PolypsRectumProspective StudiesMice, NudeHCT116 CellsTreatment OutcomeGenes, rasOvarian NeoplasmsFollow-Up StudiesCarcinoma, Pancreatic Ductalras ProteinsReverse Transcriptase Polymerase Chain ReactionColorectal SurgeryAdenomatous Polyposis ColiMutS Homolog 2 ProteinIncidenceDisease-Free SurvivalAntimetabolites, AntineoplasticAdenocarcinoma, PapillaryPrecancerous ConditionsNeoplasm Recurrence, LocalRNA, MessengerRiskPolymerase Chain ReactionTumor Cells, CulturedIntestinal PolypsEndometrial NeoplasmsKaplan-Meier EstimateProto-Oncogene Proteins B-rafGerm-Line MutationBarrett EsophagusGene Expression ProfilingCell ProliferationCell Transformation, NeoplasticNeoplasms, Multiple PrimaryUnited StatesDNA Mutational AnalysisCarcinoma, Squamous CellAdenocarcinoma, Bronchiolo-AlveolarColectomyDNA Mismatch RepairProto-Oncogene ProteinsTumor Suppressor Protein p53Risk AssessmentSensitivity and SpecificityGenotypeRegistriesAntibodies, Monoclonal