Causes of Abnormal Uterine Bleeding

Based on the history and the age of the woman the doctor should investigate the following causes of abnormal uterine bleeding:

  • The cause could be due to early pregnancy events. This could happen in a normal pregnancy or could be an evidence of miscarriage or even ectopic pregnancy.
  • ​Problems linked to some birth control methods, such as an intrauterine device (1UD) or birth control pills
  • Infection of the uterus or cervix
  • Uterine fibroids
  • Problems with blood clotting
  • Certain types of cancer, such as cancer of the uterus, cervix, or vagina
  • Chronic medical conditions (for instance, hyperthyroidism and diabetes).
  • The Physiology of Menstruation
  • Investigations for Abnormal Periods
  • Causes of Abnormal Uterine Bleeding
  • Infrequent Periods which are Normal
  • Factors Infrequent Periods & Hormonal Causes
  • Menorrhagia
    • Due date & Gestational age based on period

      Due date & Gestational age based on period

      Due Date Calculator based on Last Menstrual Period (LMP).
      Enter the first day of your Last Menstrual Period and the length of your cycle in order to estimate your Due Date and the gestational age at present.
      Note, all dates given are estimates; We will give you a more accurate indication of your due date when you have your 7-10 week ultrasound scan.

      Enter first day of last menstrual period:

      Length of menstrual period cycle:

    • Gestational Age based on Due Date

      Gestational Age based on Due Date

      Gestational Age based on the Due Date
      If you know your due date, you can calculate how many weeks of pregnancy you have completed so far.

      Enter your due date:

    • Fertility calculator

      Fertility calculator

      Enter the date of your last menstrual period and the length of your cycle to show the period at which you are most fertile.

      Date of your first day of your last menstrual period:

      Ferility Window: