Stephen J. Schueler, M.D.

Overview Symptoms Evaluation Treatment D and C questions for doctor specialist Home Care stress warning signs Underlying Cause Anatomy

Periods are Irregular Underlying Cause

Most women bleed for about 5 days during a period. Normal periods vary greatly from woman to woman. Normal flow ranges from about 2 tablespoons to as much as one cup (240 cc) of blood per day. Normally, the amount of blood loss is not dangerous to your health.

Common causes for irregular menstrual periods include:

Less common causes for irregular menstrual periods include:

Continue to Periods are Irregular Anatomy

Last Updated: Feb 3, 2011 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Periods are Irregular References
  1. Ballard L, Lyon DS, Jones JL. Inpatients with menometrorrhagia: etiologies, treatments, and outcomes. South Med J. 2000 Jun;93(6):571-4. [10881771]
  2. Browner-Elhanan KJ, Epstein J, Alderman EM. Evaluation of irregular menses in perimenarcheal girls: a pilot study. J Pediatr Adolesc Gynecol. 2003 Dec;16(6):365-8. [14642958]
  3. Haver MC, Locksmith GJ, Emmet E. Irregular menses: an independent risk factor for gestational diabetes mellitus. Am J Obstet Gynecol. 2003 May;188(5):1189-91. [12748474]
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