Pituitary NeoplasmsAdenomaPituitary GlandGrowth Hormone-Secreting Pituitary AdenomaPituitary Gland, AnteriorProlactinomaACTH-Secreting Pituitary AdenomaPituitary HormonesPituitary ApoplexyPituitary DiseasesAdenoma, ChromophobeSphenoid BonePituitary ACTH HypersecretionSella TurcicaAcromegalyProlactinAdenoma, AcidophilPituitary Hormones, AnteriorAdrenocorticotropic HormoneGrowth HormoneHypopituitarismHuman Growth HormoneSphenoid SinusPituitary Adenylate Cyclase-Activating PolypeptidePituitary Gland, PosteriorPituitary Function TestsThyrotropinCraniopharyngiomaAdenoma, PleomorphicCushing SyndromeSomatotrophsAdenoma, VillousOctreotideThyrotropin-Releasing HormoneLuteinizing HormoneBromocriptineGonadotropins, PituitaryAdenoma, BasophilReceptors, SomatostatinGrowth Hormone-Releasing HormoneNelson SyndromeHypophysectomySomatostatinImmunohistochemistryFollicle Stimulating HormoneMagnetic Resonance ImagingGonadotropin-Releasing HormoneEmpty Sella SyndromeCavernous SinusAdrenocortical AdenomaCorticotrophsSecurinMultiple Endocrine Neoplasia Type 1Glycoprotein Hormones, alpha SubunitHyperprolactinemiaEndocrine Gland NeoplasmsThyrotrophsAdenoma, Liver CellReceptors, Pituitary HormoneDwarfism, PituitaryPituitary Hormone-Releasing HormonesHMGA2 ProteinGonadotropinsNeurosurgical ProceduresTranscription Factor Pit-1Pro-OpiomelanocortinReceptors, Pituitary Adenylate Cyclase-Activating PolypeptideReceptors, Pituitary Hormone-Regulating HormoneRNA, MessengerGonadotrophsMultiple Endocrine NeoplasiaPituitary IrradiationGanglioneuromaCentral Nervous System CystsReceptors, LHRHHydrocortisoneReceptors, Pituitary Adenylate Cyclase-Activating Polypeptide, Type IPituitary Gland, IntermediateCorticotropin-Releasing HormoneRadiosurgeryNeoplasms, Multiple PrimaryDiabetes InsipidusGigantismPneumoencephalographyFollicle Stimulating Hormone, beta SubunitLuteinizing Hormone, beta SubunitChromograninsHypothalamusErgolinesColorectal NeoplasmsHormonesChoristomaHyperplasiaDopamine AgonistsKi-67 AntigenCerebrospinal Fluid RhinorrheaReverse Transcriptase Polymerase Chain ReactionNeuroendoscopyColonic PolypsGalactorrhea