| Menorrhagia
What is menorrhagia?
Menorrhagia is the most
common type of abnormal uterine bleeding characterized by heavy and
prolonged menstrual bleeding. In some cases, bleeding may be so severe and
relentless that daily activities become interrupted. Other types of
abnormal uterine bleeding (also called dysfunctional uterine bleeding)
include:
| polymenorrhea |
too frequent
menstruation |
| oligomenorrhea |
infrequent or
light menstrual cycles |
| metrorrhagia |
any irregular,
acyclic non-menstrual bleeding from the uterus; bleeding
between menstrual periods |
| postmenopausal
bleeding |
any bleeding that
occurs more than 6 months after the last normal menstrual period
at menopause |
What causes menorrhagia?
There are several possible causes of
menorrhagia, including the following:
- hormonal (particularly estrogen and
progesterone) imbalance (especially seen in adolescents who are
experiencing their menstrual period for the first time and in women
approaching menopause)
- pelvic inflammatory disease (PID)
- abnormal pregnancy (i.e., miscarriage, ectopic)
- infection, tumors, or polyps in the pelvic cavity
- certain birth control devices (i.e., intrauterine devices, or IUDs)
- bleeding or platelet disorders
- high levels of prostaglandins (chemical substances which help to
control the muscle contractions of the uterus)
- high levels of endothelins (chemical substances which help the blood
vessels in the body dilate)
- liver, kidney, or thyroid disease
What are the symptoms of menorrhagia?
In general, bleeding is considered excessive when a woman soaks through
enough sanitary products (sanitary napkins or tampons) to require changing
every hour. In addition, bleeding is considered prolonged when a woman
experiences a menstrual period that lasts longer than seven days in
duration. The following are the most common (other) symptoms of menorrhagia.
However, each individual may experience symptoms differently. Symptoms may
include:
- spotting or bleeding between menstrual periods
- spotting or bleeding during pregnancy
The symptoms of menorrhagia may resemble other menstrual conditions or
medical problems. Always consult your physician for a diagnosis.
How is menorrhagia diagnosed?
Diagnosis begins with a gynecologist evaluating a patient’s medical
history and a complete physical examination including a pelvic
examination. A diagnosis of menorrhagia can only be certain when the
physician rules out other menstrual disorders, medical conditions, or
medications that may be causing or aggravating the condition. Other
diagnostic procedures for menorrhagia may include the following:
- Pap test - test that involves microscopic
examination of cells collected from the cervix; used to detect changes
that may be cancerous or may lead to cancer, and to show non-cancerous
conditions, such as an infection or inflammation.
- ultrasound
(Also called sonography.) -
a diagnostic imaging technique which uses high-frequency sound waves
and a computer to create images of blood vessels, tissues, and organs.
Ultrasounds are used to view internal organs as they function, and to
assess blood flow through various vessels.
- biopsy (endometrial) - a procedure in which tissue
samples are removed (with a needle or during surgery) from the body
for examination under a microscope; to determine if cancer or other
abnormal cells are present.
- hysteroscopy - a
visual examination of the canal of the cervix and the interior of the
uterus using a viewing instrument (hysteroscope) inserted through the
vagina.
- dilation and curettage (D & C) - a common
gynecological surgery which consists of widening the cervical canal
with a dilator and scraping the uterine cavity with a curette.
Treatment for menorrhagia:
Specific treatment for menorrhagia will be determined by
your physician based on:
- your age, overall health, and medical history
- extent of the condition
- cause of the condition
- your tolerance for specific medications, procedures, or therapies
- expectations for the course of the condition
- your opinion or preference
Treatment for menorrhagia may include:
- iron supplementation (if the condition is coupled with anemia, a
blood disorder caused by a deficiency of red blood cells or
hemoglobin)
- prostaglandin inhibitors such as nonsteroidal
anti-inflammatory medications (NSAIDs), such as aspirin or ibuprofen (to help reduce cramping and the amount of blood expelled)
- oral contraceptives (ovulation inhibitors)
- progesterone (hormone treatment)
- endometrial ablation - a procedure to destroy the lining of the
uterus (endometrium).
- endometrial resection - a procedure to remove the lining of the
uterus (endometrium).
- hysterectomy - surgical removal of the uterus.
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