Disorders of Menstruation


  • Amenorrhea- It indicates the absence of menstruation. It is a symptom and not a disease entity.
  • Oligomenorrhoea – It denotes infrequent, irregularly timed episodes of bleeding usually occurring at intervals of more than 35 days.
  • Polymenorrhoea-  It denotes frequent episodes of menstruation, usually occurring at intervals of 21 days or less.
  • Menorrhagia- It denotes regularly timed episodes of bleeding that are excessive in amount (>80ml) and/or duration of flow (>5 days).
  • Metrorrhagia- It refers to irregularly timed episodes of bleeding superimposed on normal cyclical bleeding.
  • Menometrorrhagia- It means excessive, prolonged bleeding that occurs at irregularly timed and frequent intervals.
  • Hypomenorrhoea- It refers to regularly timed but scanty episodes of bleeding.
  • Intermenstrual- It refers to bleeding (usually not excessive) that occurs between otherwise normal menstrual cycles.
  • Precocious menstruation- It denotes the occurrence of menstruation before the age of 10 years.
  • Postcoital Bleeding- It denotes vaginal bleeding after sexual intercourse.



  • Howkins & Bourne : Shaw’s Textbook of Gynaecology .