Table 1.

Criteria for diagnosing hyperinsulinism

Clinical Clues	Large for gestational age
	GIR > 10 mg/kg/min#
Lab findings with glucose < 50 mg/dL	↓ Beta-hydroxybutyrate (< 0.6 mM)
	↓ Free fatty acids (< 0.5 mM)
	+/− ↑ Insulin
Glycemic Response to Glucagon*	↑ Glucose > 30 mg/dL