Ovarian Cancer

Ans10 a ) Nulliparity

Risk factors are

a) Increased age (peak age is 70 years),

b) Nulliparity

c) Early menarche, late menopause, delayed childbearing, and

Protective are

Both tubal ligation and salpingectomy have demonstrated a protective effect against the development of epithelial ovarian cancer, as
has the use of oral contraceptives for more than 5 years.

Ref Anderson page 862