Menorrhagia--technically defined as menses lasting longer than 7 days or a blood loss volume in excess of 60 to 80 mL--is one of the most common gynecologic complaints. It has been reported that ...
Causes of menorrhagia can be identified by their effect on the hypothalamic-pituitary axis (HPA; Fig. 1). Most cases of menorrhagia are idiopathic--DUB resulting from anovulatory menstrual periods.