Table 1.

Serum hormone concentrations and semen parameters in patient with insulinoma.

	Ref range	Result
Test
Follicle stimulating hormone (mIU/L)	<10	28
Luteinizing hormone (mIU/L)	<9	8
Testosterone (ng/dL)	300–1200	291
Free testosterone (ng/dL)	9–30	5.3
Sex hormone binding globulin (nmo/L)	10.0–70.0	38
Estradiol (pg/mL)	10–40	25
Prolactin (mIU/L)	<500	543
Seminal fluid analysis
Age at testing (hr·min)	<2.01	1.05
Semen volume (mL)	>1.4	2
Viscosity	—	↑↑
Sperm concentration	>14	0
Leucocytes	<1	<1