Adenomatous PolypsAdenomaColonic PolypsPolypsAdenomatous Polyposis ColiIntestinal PolypsColonoscopyAdenomatous Polyposis Coli ProteinColorectal NeoplasmsColonic NeoplasmsNasal PolypsSigmoidoscopyColonography, Computed TomographicHyperplasiaColonRectal NeoplasmsIntestinal MucosaRectumAdenoma, VillousGenes, APCPrecancerous ConditionsBarium SulfateCecal NeoplasmsGardner SyndromeAdenoma, PleomorphicEnemaAdenocarcinomaSulindacSigmoid NeoplasmsRectal DiseasesCystadenomaPituitary NeoplasmsOccult BloodAdrenocortical AdenomaDiverticulum, ColonGerm-Line MutationColon, Transversebeta CateninCase-Control StudiesAnti-Inflammatory Agents, Non-SteroidalAdenoma, Liver CellEndoscopyDuodenal NeoplasmsImmunohistochemistryIntestinal NeoplasmsCarcinomaRisk FactorsMutationAdenoma, ChromophobeBiopsyFibromatosis, AggressiveMass ScreeningCytoskeletal ProteinsRetrospective StudiesVegetablesGrowth Hormone-Secreting Pituitary AdenomaAdenomatosis, PulmonaryACTH-Secreting Pituitary AdenomaProctocolectomy, RestorativeTumor Markers, BiologicalFruit