Table 1.

Clinical characteristics of 16 patients with ovarian yolk sac tumor.

Parameters		Yolk Sac tumor (n = 16)
Age at surgery [years]		23 (1–72)
0–9		18.75% (3/16)
10–19		31.25% (5/16)
20–30		18.75% (3/16)
>30		31.25% (5/16)
Serum CA125 level [U/mL] Reference range(0–30)	<30	41.66% (5/12)
	>30	58.33% (7/12)
Serum CA-724 level [U/ml] Reference range(0–7)	<7	87.50% (7/8)
	>7	12.50% (1/8)
Serum CA-153 level [U/mL] Reference range(0–25)	<25	100% (8/8)
	>25	0
Serum CA-199 level [U/ml]Reference range(0–25)	<25	63.63% (7/11)
	>25	36.36% (4/11)
AFP level [ng/mL] Reference range(0–25)	<25	0
	>25	100% (16/16)
CEA level [U/mL] Reference range(0–10)	<10	83.33% (10/12)
	>10	16.66% (2/12)
Menstruation	Premenopausal	87.50% (14/16)
	Postmenopausal	12.50% (2/16)
Symptomatology	Asymptomatic	12.50% (2/16)
	Pelvic pain	87.50% (14/16)
Surgery	Transabdominal tylectomy	25.0% (4/16)
	Salpingo-oophorectomy laparotomy	56.25% (9/16)
	Total abdominal hysterectomy	18.75% (3/16)
FIGO by stages	I designated time	81.25% (13/16)
	II designated time	0
	III designated time	12.5% (2/16)
	VI designated time	6.25% (1/16)
pathology	Simplicity	56.25% (9/16)
	Mixed type	43.75% (7/16)