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A menstrual condition characterized by the absence of menstrual periods for more than three monthly menstrual cycles.  Amenorrhea may be classified as a primary or secondary condition.


  • Primary amenorrhea is a condition where the menstrual cycle never begins at puberty - usually persists through the individual's lifetime
  • Secondary amenorrhea is due to a physical cause and usually occurs later - menstrual periods which were normal and regular become increasing abnormal and irregular or absent

Causes may include: 

  • pregnancy
  • ovulation abnormality
  • birth defect
  • eating disorders
  • thyroid disorder
  • obesity

Treatment may include:

  • treating the underlying condition 
  • progesterone supplements/hormone treatment
  • oral contraceptives/ovulation inhibitors
  • dietary changes

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Robert Wood Johnson University Hospital Hamilton Hamilton. Phone: 609-586-7900 Physician Referral: 609-584-5900.

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