Carcinoma, MedullaryThyroid NeoplasmsCalcitoninProto-Oncogene Proteins c-retMultiple Endocrine Neoplasia Type 2aCarcinomaMultiple Endocrine Neoplasia Type 2bThyroidectomyThyroid GlandCarcinoma, PapillaryNeuroendocrine TumorsMultiple Endocrine NeoplasiaAdenocarcinoma, FollicularCarcinoma, NeuroendocrinePheochromocytomaReceptor Protein-Tyrosine KinasesCarcinoma, Squamous CellThyroid DiseasesThyroid NoduleCarcinoma, HepatocellularAdrenal Gland NeoplasmsGerm-Line MutationNeurosecretory SystemsChromogranin APentagastrinIodine RadioisotopesThyroid HormonesCarcinoma, Papillary, FollicularTumor Markers, BiologicalNeuroendocrine CellsCarcinoembryonic AntigenImmunohistochemistryProto-Oncogene ProteinsThyroglobulinDrosophila ProteinsLymphatic MetastasisCarcinoma in SituCalcium GluconateAglaiaChromograninsGene Expression Regulation, NeoplasticReceptors, SomatostatinAdenocarcinoma, PapillaryLiver NeoplasmsPentetic AcidStemonaceaeCell Line, TumorBiopsy, Fine-NeedleMutationCalcitonin Gene-Related PeptideDNA, NeoplasmHirschsprung DiseaseOctreotideTumor Cells, CulturedImmunoradiometric AssayCarcinoid TumorPrognosisIndium RadioisotopesTechnetium Tc 99m Dimercaptosuccinic AcidEndocrine Gland NeoplasmsNeoplasm Recurrence, LocalNeoplasm StagingNeoplasm MetastasisRNA, MessengerMetanephrineSomatostatinCarcinoma, Ductal, BreastProto-OncogenesCarcinoma, Basal CellCarcinoma, Small CellCodonHyperplasiaDNA Mutational Analysis3-IodobenzylguanidineThyrotropinGenetic TestingLung NeoplasmsLymph Node ExcisionRetrospective StudiesParathyroid NeoplasmsThyroid Function TestsOncogene ProteinsPolymorphism, Single-Stranded ConformationalAdenocarcinomaRadioimmunoassayExonsNeoplastic Syndromes, HereditaryMice, NudeReceptor, Cholecystokinin BNeuromaNeoplasm InvasivenessAntineoplastic AgentsPedigreeGoiter, NodularRadioimmunotherapyRadiopharmaceuticalsChromosomes, Human, Pair 10Proto-Oncogene Proteins B-rafTreatment OutcomeGoiter