The Estradiol (E2) test measures the level of estradiol, a key hormone from the oestrogen group, in your blood. Estradiol is the primary oestrogen in women of reproductive age and is vital for sexual development. Although produced in both men and women, oestrogen levels are much higher in women. Estradiol is one of four types of oestrogen—along with oestrone (E1), oestriol (E3), and oestetrol (E4)—and is the most dominant form in women.

Measuring estradiol levels provides valuable information about ovarian function, helping diagnose menstrual problems such as irregular or missed periods. Doctors may also use this test to assess cases of early or delayed puberty and to detect issues in the testes, ovaries, or adrenal glands. It’s also helpful in monitoring pregnancies, fertility treatments, and menopausal symptoms.

If you live in Pune and are dealing with potential hormonal issues, book an Estradiol (E2) test today. Early detection can help in starting appropriate treatments without delay.

Things to Know Before Booking an Estradiol (E2) Test at Home:

• Prerequisites

Fasting is not required when preparing for the Estradiol test.

• Best Time to Get Tested

The Estradiol test can be performed at any time of day, as there are no restrictions related to timing.

• Who Should Get an Estradiol Test

Your doctor may recommend this test if you are experiencing symptoms related to high or low Estradiol, such as menstrual irregularities or signs of menopause. It is also used in diagnosing early puberty in children and tracking hormone levels during infertility treatments like ART.

• Cautions Before Taking an Estradiol Test

There are no special preparations needed for the test, but your doctor may advise you to pause certain medications, like birth control or hormone therapy, which can affect the results. Discontinue any medication only on medical advice.

Estradiol plays a vital role in reproductive health and sexual development. Here are some reasons your doctor may order an Estradiol test:

• To evaluate the function of the ovaries, adrenal glands, or placenta.

• To investigate causes of menstrual disorders, such as missed periods or abnormal bleeding.

• To diagnose infertility issues in women or monitor pregnancy and response to ART fertility treatments.

• To assess symptoms of menopause, like hot flashes, or to track the effectiveness of hormone therapy in menopausal women.

• To detect early puberty in adolescents or abnormal development of male or female body characteristics.

• To monitor individuals with hypopituitarism or investigate conditions caused by abnormal oestrogen levels, including gynecomastia in males, ovarian tumours, or breast cancer.

• To detect damage or disease in the reproductive organs such as the testes or ovaries.

Note: Since human sex hormones interact closely, Estradiol testing is often paired with other hormone tests, including LH, FSH, prolactin, testosterone, progesterone, TSH, and FT4. This combination provides a fuller picture of an individual's sexual and reproductive health.

The table below provides the normal range for Estradiol levels in picograms per millilitre (pg/mL).