INTRODUCTION OF THE DISEASE

Amenorrhoea is the absence of menstrual period in a woman of reproductive age. A woman usually menstruates after every 23 to 35 days. Women who have missed atleast three menstrual periods in a row have amenorrhoea. It is a normal feature in prepubertal, pregnant and post menopausal females. Physiological state of amenorrhoea is seen,most commonly, during pregnancy and lactation. Apart from the reproductive years there is absence of menses during childhood and after menopause.