An inherited metabolic disorder characterized by neonatal macrosomia, asymmetrical overgrowth, and recurrent, severe hypoinsulinemic hypoglycemia in infancy that has_material_basis_in heterozygous activating mutation in the AKT2 gene on chromosome 19q13.2.

Reference
DiseaseOntology: Hypoinsulinemic hypoglycemia with hemihypertrophy