Some of the causes of primary amenorrhea can also cause secondary amenorrhea.The most common cause of seconardy amenorrhea is pregnancy.The cessation of menstruation also occurs permanently after menopause or a hysterectomy.
Typical causes of primary amenorrhea include: excessive physical activity.drastic weight loss.extreme obesity.drugs.chronic illness.turner's syndrome.the absence of a vagina or a uterus.imperforate...