Oligomenorrhoeic

An analysis of 101,073 women in the Nurses' Health Study II reported that over an 8-year period, the conversion rate to type 2 diabetes amongst oligomenorrhoeic women was approximately twice than that for eumenorrhoeic women, regardless of whether the oligomenorrhoeic women are obese or lean, indicating that oligomenorrhoea was an independent predicator of type 2 diabetes.

Therefore amenorroheic or severely oligomenorrhoeic women with PCOS should have induced withdrawal bleeds at regular intervals to reduce the risk of developing endometrial hyperplasia.

the use of the combined oral contraceptive pill has hidden the fact that many women are oligomenorrhoeic or amenorrhoeic