PenetranceGerm-Line MutationPedigreeMutationDNA Mutational AnalysisGenetic Predisposition to DiseaseMutation, MissensePoint MutationGenetic DeterminismHeterozygoteAllelesOptic Atrophy, Hereditary, LeberPhenotypeFamily HealthNeoplastic Syndromes, HereditaryGenes, DominantHirschsprung DiseaseGenes, BRCA1Colorectal Neoplasms, Hereditary NonpolyposisFrameshift MutationGenotypeGenetic TestingNADH DehydrogenaseParagangliomaExonsGene FrequencyBRCA2 ProteinMutS Homolog 2 ProteinGenes, BRCA2Breast NeoplasmsHamartoma Syndrome, MultiplePolymorphism, GeneticAdenomatous Polyposis ColiPolymorphism, Single-Stranded ConformationalBase SequenceGerm CellsModels, GeneticAge of OnsetPolymorphism, Single NucleotideLi-Fraumeni SyndromeMutation RatePolymerase Chain ReactionGenetic VariationCase-Control StudiesMolecular Sequence DataChromosome MappingProto-Oncogene Proteins c-retDNA Mismatch RepairPeutz-Jeghers SyndromeLoss of HeterozygosityFounder EffectMicrosatellite RepeatsSequence Analysis, DNABRCA1 ProteinMultiple Endocrine Neoplasia Type 2aSuccinate DehydrogenaseSyndromeGenes, APCParaganglioma, Extra-AdrenalHomozygoteNuclear Proteinsvon Hippel-Lindau DiseasePheochromocytomaJewsCodon, NonsenseGenetic LinkageAmino Acid SubstitutionDNA, NeoplasmAdaptor Proteins, Signal TransducingDNA-Binding ProteinsSequence DeletionIntestinal PolyposisHeterozygote DetectionOvarian NeoplasmsCarcinoma, MedullaryNeoplasm ProteinsFumarate HydrataseAmino Acid SequenceGenes, RecessiveProto-Oncogene ProteinsNoonan SyndromeCostello SyndromeAdrenal Gland NeoplasmsTumor Suppressor ProteinsGenes, p53Microsatellite InstabilityLeiomyomatosisCodonTranscription FactorsBase Pair MismatchMultiple Endocrine Neoplasia Type 1FamilyGenes, p16Colorectal NeoplasmsGene DeletionRisk FactorsDrosophila ProteinsDNA PrimersCarrier ProteinsPTEN Phosphohydrolase