Two Years of Gynecomastia Caused by Leydig Cell Tumor

Table 1

Laboratory results before and after surgery. After surgery, secondary hypogonadotropic hypogonadism resolved. (mo: month/months, w: week, FSH: follicle-stimulating hormone, LH: luteinizing hormone, SHBG: sex hormone-binding globulin, DHEA-S: dehydroepiandrosterone sulfate, AFP: alpha-fetoprotein, β-hCG: beta-human chorionic gonadotropin, and LDH: lactate dehydrogenase).

parameter; (normal value)	time before surgery			time after surgery
	10 mo	3 mo	1 w	1 mo	4 mo	10 mo
FSH; (1.3 – 19.3 mIU/ml)			-	3.0	2.8	2.3
LH; (1.2 – 8.6 mIU/ml)	2.8	1.6	-	7.59	8.1	5.28
Prolactin; (86 – 300 μIU/ml)		-	-	260	268	170
Estradiol; (< 47 pg/ml)		26.2	-	-	16.6	25.7
Testosterone; (1.75 – 7.81 μg/l)			-	4.08	3.65	3.71
SHBG; (13.2 – 89.5 nmol/l)	21.7	17.9	-	-	-	-
DHEA-S; (1200 – 5200 μg/l)	2590	2680	-	-	-	-
ΑFP; (< 10 ng/ml)	1.8	2.5	2.5	-	2.0	2.0
β-hCG; (< 2.71 U/l)	< 0.5	< 0.5	< 0.1	-	< 0.1	< 0.1
LDH; (0-262 U/l)	-	-	231	-	184	245