Congenital HyperinsulinismHyperinsulinismSulfonylurea ReceptorsReceptors, DrugPotassium Channels, Inwardly RectifyingMutation, MissensePoint MutationDiazoxideHypoglycemiaMutationDiagnostic Techniques, EndocrineHyperammonemiaATP-Binding Cassette TransportersGlutamate DehydrogenasePancreatectomyInsulinInsulinomaKATP ChannelsPedigreeInsulin AntibodiesFrameshift MutationSulfonylurea CompoundsBeckwith-Wiedemann SyndromePotassium ChannelsHeterozygoteInfant, Newborn3-Hydroxyacyl CoA DehydrogenasesGerm-Line MutationCongenital Disorders of GlycosylationCyclin-Dependent Kinase Inhibitor p57Amino Acid SubstitutionChromosomes, Human, Pair 11Islets of LangerhansHomozygoteTolbutamideGenes, DominantDNA Mutational AnalysisInsulin-Secreting CellsHyperandrogenismBlood GlucoseSyndromeChlorthalidoneMutation RateOctreotideMosaicismPhenotypeProinsulinPancreasExonsBase SequenceHamartomaC-PeptidePancreatic NeoplasmsPolymerase Chain ReactionMolecular Sequence DataAllelesHypopituitarismCOS CellsPolymorphism, Single-Stranded ConformationalAdenosine TriphosphateSeizuresMutagenesis, Site-DirectedAmmoniaAmino Acid SequenceCodon, NonsenseGenotypeMutagenesisGlucoseSequence Analysis, DNAGenes, RecessiveGlucose Tolerance TestHyperplasiaSequence DeletionGenetic Testing