Congenital HyperinsulinismHyperinsulinismSulfonylurea ReceptorsReceptors, DrugPotassium Channels, Inwardly RectifyingInfant, NewbornDiazoxideHypoglycemiaInfant, PrematureDiagnostic Techniques, EndocrineHyperammonemiaGlutamate DehydrogenaseATP-Binding Cassette TransportersPancreatectomyInsulinInfant, Premature, DiseasesInfant CareInsulinomaInfant FoodKATP ChannelsInsulin AntibodiesSulfonylurea CompoundsBeckwith-Wiedemann Syndrome3-Hydroxyacyl CoA DehydrogenasesPotassium ChannelsInfant FormulaInfant BehaviorCongenital Disorders of GlycosylationCyclin-Dependent Kinase Inhibitor p57Infant MortalityMutationChromosomes, Human, Pair 11Islets of LangerhansSudden Infant DeathInfant, Newborn, DiseasesTolbutamideBlood GlucoseInsulin-Secreting CellsHyperandrogenismMutation, MissenseInfant Nutritional Physiological PhenomenaChlorthalidoneInfant, Very Low Birth WeightOctreotideInfant, Low Birth WeightProinsulinPancreasHamartomaC-PeptideHeterozygoteMosaicismPancreatic NeoplasmsHypopituitarismSeizuresPedigreeBreast FeedingInfant WelfareAmmoniaGenes, DominantSyndromeInfant, Extremely Low Birth WeightAdenosine TriphosphateGlucoseHomozygoteChild DevelopmentMilk, HumanGlucose Tolerance TestGestational AgePoint MutationPregnancy