hyperinsulinism due to HNF1A deficiency

ORPHA: 324575

Available Treatments (0)

No treatments linked yet

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Clinical Presentation

Signs and symptoms associated with hyperinsulinism due to HNF1A deficiency, sourced from HPO and Orphanet clinical annotations.

Hyperinsulinemic hypoglycemiaNeonatal hypotoniaNeonatal hypoglycemiaIncreased C-peptide levelExcessive insulin response to glucagon testDecreased circulating free fatty acid levelAgitationHyperinsulinemiaPallorEpisodic hyperhidrosisLarge for gestational ageTachycardiaPalpitationsHypoketotic hypoglycemiaHypoglycemic seizuresDrowsinessFasting hypoglycemiaMaturity-onset diabetes of the youngReactive hypoglycemiaNeurodevelopmental abnormalityLethargySyncopeHypoglycemic comaSmall for gestational agePolyphagiaLoss of consciousnessFeeding difficultiesKetotic hypoglycemiaHepatomegaly

Classification & Codes

Orphanet Code

ORPHA:324575
hyperinsulinism due to HNF1A deficiency
OrphanetORPHA:324575
Treatments0 drug(s)
Symptoms on record29 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO