Familial trend in polycystic ovarian syndrome: report of two cases.

Polycystic ovarian syndrome (PCOS) is an endocrine disorder with a strong genetic component. The affected females present with anovulatory cycles, a spectrum of menstrual disorders, and features of androgen excess. We present the case of two sisters who were diagnosed with PCOS and have a family history of oligomenorrhoea in their grandmother and PCOS in their mother and sisters.