Idiopathic menorrhagia is a heavy menstrual blood loss more than 80 ml or long duration of blood loss more than 7 days in absence of recognizable pelvic pathology or general bleeding disorder. The diagnosis is made by history , physical examination, uterine imaging, endometrial biopsy and hysteroscopy. The lines of treatment include medical treatment at first and if faild, doctors shift to surgical treatment either cndometrial ablation or hysterectomy.