Absent menstrual periods - primary

Primary amenorrhea; No periods - primary; Absent periods - primary; Absent menses - primary; Absence of periods - primary

Absence of a woman's monthly menstrual period is called amenorrhea.

Primary amenorrhea is when a girl has not yet started her monthly periods, and she:

  • Has gone through other normal changes that occur during puberty
  • Is older than 15
Primary amenorrhea

Primary amenorrhea is the absence of the menstrual period by the age of 16. Treatment of amenorrhea may range from hormonal supplementation for developmental abnormalities of the reproductive system to surgery for tumors of the pituitary.

Normal uterine anatomy (cut section)

The uterus is a muscular organ with thick walls, two upper openings to the fallopian tubes and an inferior opening to the vagina.

Absence of menstruation (amenorrhea)

Amenorrhea is the lack of menstrual flow and can be a normal occurence or a sign of malfunction or disease. In primary amenorrhea, menstruation does not begin when expected (by the age of 16). Secondary amenorrhea occurs when the normal established menstrual cycle is shut down for 6 or more months due to a condition other than pregnancy, breastfeeding or menopause.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

When to Contact a Medical Professional