PedigreeGenes, DominantGenetic Diseases, InbornInheritance PatternsSyndromeGenetic LinkageGenetic CounselingGenetic TestingMutationLod ScoreGenes, RecessivePhenotypeHand Deformities, CongenitalFamily HealthHeterozygoteWilliams SyndromeDystonia Musculorum DeformansAbnormalities, MultipleFoot Deformities, CongenitalChromosome MappingUltimobranchial BodyHypertelorismGenetic Predisposition to DiseaseSyndactylyPenetranceChromosome DisordersToesDNA Mutational AnalysisAge of OnsetGenetic MarkersHaplotypesGenetic HeterogeneityMutation, MissenseGenotypePolycystic Kidney, Autosomal DominantMicrosatellite RepeatsChromosomes, Human, Pair 16Molecular Sequence DataCrosses, GeneticFamilyRetinitis PigmentosaAllelesBase SequenceModels, GeneticConsanguinityPolymerase Chain ReactionChromosome AberrationsMyotonia CongenitaMuscle CrampPoint MutationPolymorphism, GeneticCleft LipSequence Analysis, DNAChromosomes, Human, Pair 12ExonsDNA, MitochondrialTRPP Cation ChannelsHomozygoteX ChromosomeDNADown SyndromeMetabolic Syndrome X