Table 1.

Serum levels of the patient when presented with hypoglycemia.

	Patient	Normal range
Insulin (mIU/L)	<0.2	2.6–24.9
C-peptide (nmol/L)	0.03	0.27–1.27
Sugar Glucose (mmol/L)	2.1	3.9–6.2
GH (mIU/L)	<0.3	N/A
IGF-I (nmol/L)	<3.5	13.2–34.9
IGF-II (ng/mL)	602	288–736

GH: growth hormone, IGF-I: insulin-like growth factor-I, IGF-II: insulin-like growth factor-II. N/A: not available.