Colorectal NeoplasmsAdenocarcinomaColonic NeoplasmsRectumRectal NeoplasmsAdenomaColonoscopyTumor Markers, BiologicalEarly Detection of CancerNeoplasm StagingLung NeoplasmsColorectal Neoplasms, Hereditary NonpolyposisPrognosisGene Expression Regulation, NeoplasticFluorouracilSigmoidoscopyAdenocarcinoma, MucinousNeoplasm MetastasisCell Line, TumorStomach NeoplasmsImmunohistochemistryPancreatic NeoplasmsColonic PolypsOrganoplatinum CompoundsColonLeucovorinCarcinomaHT29 CellsNeoplasm InvasivenessRisk FactorsNeoplasm ProteinsSurvival RateNeoplasmsLiver NeoplasmsCarcinoembryonic AntigenMutationAntineoplastic AgentsSurvival AnalysisOccult BloodEsophageal NeoplasmsRectal DiseasesCamptothecinProstatic NeoplasmsDNA, NeoplasmBreast NeoplasmsIntestinal PolypsAntineoplastic Combined Chemotherapy ProtocolsAdenomatous PolypsMass ScreeningCase-Control StudiesRetrospective StudiesIntestinal MucosaDNA MethylationDisease ProgressionMicrosatellite InstabilityMicrosatellite RepeatsColon, DescendingGenetic Predisposition to DiseaseMice, NudeProspective StudiesTreatment OutcomeColectomyFollow-Up StudiesSigmoid NeoplasmsAdenomatous Polyposis ColiColorectal SurgeryIncidenceGenes, rasReverse Transcriptase Polymerase Chain ReactionColon, SigmoidPrecancerous ConditionsOvarian NeoplasmsHCT116 CellsTumor Cells, CulturedRNA, Messengerras ProteinsNeoplasms, Multiple PrimaryAntimetabolites, AntineoplasticNeoplasm Recurrence, LocalCarcinoma, Pancreatic DuctalMutS Homolog 2 ProteinDisease-Free SurvivalRiskPolymerase Chain ReactionCell ProliferationAdenocarcinoma, PapillaryGene Expression ProfilingProto-Oncogene Proteins B-rafKaplan-Meier EstimateCecal NeoplasmsCell Transformation, Neoplasticbeta CateninGenes, APCEndometrial NeoplasmsTime FactorsRegistriesGerm-Line MutationUnited StatesSensitivity and SpecificityBarrett Esophagus