Epidemiology
7th m/c cancer in woman, 5th m/c for death (US)
The peak incidence : about 60 yrs old
Postmenopausal >80%
30% Malignancy of ovarian neoplasms in postmenopausal women Cf) 7% in premenopausal
Risk factor: low parity and infertility, (*Oral contraceptive use reduces the risk)