Estrogen are steroid hormones that regulate the development and functioning of female sex organs including the development of ovaries, uterus, fallopian tubes, breasts and the regulation of menstrual cycle. It plays a key role in the proper functioning of female reproductive health. Abnormal levels of estrogen may also found in men, in case of improper functioning of the adrenal glands. In both the sexes, they help in growth and bone metabolism. The estrogen test measures the levels of estrogen hormone in the blood.
Why is the test ordered?
In girls and women the test is ordered to
- Evaluate the functioning of ovaries
- Detect ovarian failure
- Investigate menstrual abnormalities such as
◦ Abnormal periods
◦ Lack of menstrual periods
◦ Abnormal vaginal bleeding
◦ Top diagnose early-onset of puberty or delayed puberty.
In boys and men, estrogen testing is helpful in detecting estrogen excess and helpful in diagnosing delayed puberty and the cause for enlarged breasts. The test may also be ordered to detect estrogen-producing tumours.
When is the test ordered?
The test may be ordered if a woman experiences the following:
- Irregular periods
- Excessive vaginal bleeding
- Lack of periods
- Symptoms of menopause including
- Hot flushes
- Night sweats, etc.
The test may also be ordered to monitor hormone replacement therapy in menopausal women and to evaluate the levels of estradiol during pregnancy.
In men and boys, the test may be ordered if a physician notices any signs and symptoms associated with delayed puberty, such as
- Less muscle mass
- Slow growth of testicles and penis
- Lack of growth of body hair
- Enlarged breasts
How is the sample collected?
A blood sample is collected from a vein in the arm.
How to prepare for the test?
No special preparations are required for this test.