AdenomaAdenoma, PleomorphicAdenoma, VillousPituitary NeoplasmsAdrenocortical AdenomaAdenoma, Liver CellAdenoma, ChromophobeColorectal NeoplasmsGrowth Hormone-Secreting Pituitary AdenomaColonic PolypsACTH-Secreting Pituitary AdenomaColonoscopyAdenomatous PolypsAdenoma, AcidophilProlactinomaAdenoma, BasophilAdrenal Cortex NeoplasmsPrecancerous ConditionsAdenomatous Polyposis ColiImmunohistochemistryHyperplasiaAcromegalyMagnetic Resonance ImagingGenes, APCCushing SyndromeNeoplasms, Multiple PrimaryColonic NeoplasmsIntestinal NeoplasmsSalivary Gland NeoplasmsHyperparathyroidismCarcinomaParotid NeoplasmsAdrenal Gland NeoplasmsTomography, X-Ray ComputedPituitary ACTH HypersecretionAdenocarcinomaSphenoid BoneHyperaldosteronismDuodenal NeoplasmsThyroid NeoplasmsRetrospective StudiesChoristomaSella TurcicaAdrenocorticotropic HormoneBiopsyHyperparathyroidism, PrimarySensitivity and SpecificityPituitary GlandColonTreatment OutcomeTumor Markers, BiologicalRectal NeoplasmsSigmoidoscopyPolypsTime FactorsFollow-Up StudiesIntestinal MucosaDisease ProgressionCarcinogensMutationPituitary ApoplexyCase-Control StudiesRisk FactorsHuman Growth HormoneAdenoma, Bile DuctUrethaneAdenomatous Polyposis Coli ProteinPituitary HormonesParathyroidectomyLiver NeoplasmsAdenocarcinoma, FollicularColon, DescendingProlactinNeoplasm Recurrence, LocalCystadenomaAdrenalectomyGenes, rasProspective StudiesDisease Models, Animal