Keratoderma, PalmoplantarKeratoderma, Palmoplantar, EpidermolyticKeratoderma, Palmoplantar, DiffuseNails, MalformedParakeratosisKeratin-9Hair DiseasesKeratin-1Pachyonychia CongenitaIchthyosisKeratin-16Hyperkeratosis, EpidermolyticDesmoplakinsFoot DermatosesKeratolytic AgentsKeratosisKeratin-17Skin Diseases, GeneticPorokeratosisKeratin-6Papillon-Lefevre DiseaseDesmoglein 1AcitretinOintment BasesEctodermal DysplasiaDeafnessPedigreePetrolatumCathepsin CHand DermatosesFrameshift MutationDesmosomesEpidermisSyndromeArrhythmogenic Right Ventricular DysplasiaKeratinsConnexinsSkin DiseasesMutationGenes, DominantDNA Mutational AnalysisSkinFamily Health