Acanthosis nigricans: It is a brown to black, poorly defined, velvety hyperpigmentation of the skin usually present in the posterior and lateral folds of the neck, the axilla, groin, umbilicus and other areas.
Oligomenorrhoea: Periods occurring infrequently, with time between periods varying from 35 days to 6 months.
Pregnancy toxemia /hypertension: Preeclampsia is the development of high blood pressure, excess protein in the urine and swelling during pregnancy. Hypertension is a serious health condition due to the fact that it often causes no symptoms until it is severe. The blood pressure usually returns to normal after delivery.