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What is an estradiol test and why is it used?

What is an estradiol test and why is it used?

An estradiol test is a simple blood test to measure the amount of estradiol in a person’s blood. Estradiol, also known as E2, is one of the four types of estrogen that the ovaries chiefly produce. The adrenal glands, placenta, testes, and some tissues also produce smaller amounts of this hormone. The right estrogen levels […]