Adenomyosis

Adenomyosis is a disease that occurs when the cells that normally line the Reference uterus Opens New Window grow into the muscular tissue of the uterine wall. It occurs most often in women older than 30 who have had a full-term pregnancy. It is rare in women who have not had a full-term pregnancy.

Adenomyosis does not occur after Reference menopause Opens New Window. But adenomyosis that was present before menopause may be diagnosed after menopause. It may also be found in tissue samples after pelvic surgery in postmenopausal women.

Cause

The cause of adenomyosis is not fully understood. Some researchers believe that it is the result of damage to the inner wall of the uterus during pregnancy, labor, delivery, or a surgical procedure.

Symptoms

Most women with adenomyosis do not have any symptoms. Adenomyosis is frequently found in uterine tissue Reference biopsies Opens New Window after pelvic surgery such as Reference laparotomy Opens New Window or Reference laparoscopy Opens New Window has been done. When symptoms are present, they include:

• Heavy or prolonged menstrual periods (menorrhagia).
• Painful menstruation (dysmenorrhea).
• Recent onset of menstrual cramping that is gradually getting worse from one period to the next.

Exams and tests

When symptoms occur, the evaluation of suspected adenomyosis may include:

• History of symptoms, menstrual periods, and family history.
• Routine Reference pelvic exam, which may reveal a large, soft, or tender uterus.
• A sample of the tissue of the wall of the uterus (Reference endometrial biopsy Opens New Window).
• Reference Pelvic ultrasound, which may help tell adenomyosis from other pelvic tumors.
• Reference Hysteroscopy Opens New Window. This test allows the doctor to examine and take samples of the lining of the uterus.
• Reference MRI of the pelvis.

The diagnosis of adenomyosis can be made only after a pathologist examines uterine wall tissue samples. Adenomyosis is often discovered after a hysterectomy.

Treatment

Most women with adenomyosis do not have any symptoms. When pelvic pain or heavy menstrual bleeding is present, suspected adenomyosis is often successfully treated with Reference nonsteroidal anti-inflammatory drugs (NSAIDs). A Reference hysterectomy Opens New Window may be needed if you have severe symptoms but are not approaching menopause. Symptoms go away after menopause is complete or after hysterectomy.

What to think about

The use of birth control pills may make symptoms of heavy bleeding or pain worse. Symptoms go away after menopause is complete or after a hysterectomy.

When to call

If you have symptoms of adenomyosis, call your doctor to schedule an appointment.

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