Neoplastic Syndromes, HereditaryLi-Fraumeni SyndromePeutz-Jeghers SyndromeGerm-Line MutationColorectal Neoplasms, Hereditary NonpolyposisGenetic Predisposition to DiseaseAdenomatous Polyposis ColiMutationGenetic CounselingNeurofibromatosis 1Genetic TestingNeurofibromin 1Rhabdoid TumorSyndromeGenes, BRCA1PedigreeOptic Nerve GliomaNeurofibromatosis 2Genes, BRCA2Neoplasmsvon Hippel-Lindau DiseaseMutS Homolog 2 ProteinBreast NeoplasmsOvarian NeoplasmsRecQ HelicasesBloom SyndromeVon Hippel-Lindau Tumor Suppressor ProteinFanconi AnemiaWerner SyndromeRothmund-Thomson SyndromeDNA RepairAtaxia TelangiectasiaBRCA2 ProteinFanconi Anemia Complementation Group E ProteinGenotypeAllelesDNA HelicasesBRCA1 ProteinHereditary Breast and Ovarian Cancer SyndromeMetabolic Syndrome XPhenotypeFanconi Anemia Complementation Group ProteinsPenetranceDown SyndromeAtaxia Telangiectasia Mutated ProteinsTumor Suppressor ProteinsDNA-Binding ProteinsDNA Mutational AnalysisEarly Detection of CancerDNA DamageNeurofibromatosesProstatic NeoplasmsFanconi Anemia Complementation Group D2 ProteinDisease SusceptibilityRisk FactorsGenomic InstabilityDNA Mismatch RepairNuclear ProteinsCell Cycle ProteinsNeoplasm ProteinsPolymorphism, GeneticFanconi Anemia Complementation Group F ProteinHeterozygoteFanconi Anemia Complementation Group L ProteinColorectal NeoplasmsDNA, NeoplasmExodeoxyribonucleasesPolymorphism, Single NucleotideProtein-Serine-Threonine KinasesCase-Control StudiesCockayne SyndromeFamily HealthFanconi Anemia Complementation Group G ProteinMutation, MissenseDNA Repair EnzymesBase SequenceSjogren's SyndromeNephrotic SyndromeLung NeoplasmsMolecular Sequence DataBase Pair MismatchPolymerase Chain ReactionColonic NeoplasmsRadiation ToleranceStomach NeoplasmsTumor Suppressor Protein p53Genes, Tumor SuppressorExonsHaplotypesGenes, APCMicrosatellite RepeatsCell Transformation, NeoplasticGenes, p53HomozygoteGenetic VariationDNA Breaks, Double-StrandedNeoplasm MetastasisCell Line, TumorChromosome MappingChromosome Aberrations