a naturally occurring estrogenic hormone; a synthetic form is used to treat estrogen deficiency
A hormone made by the placenta and the fetal liver.
The estrogen produced in large amounts during pregnancy.
An estrogenic hormone found in the blood and urine during pregnancy.
A female sex hormone that increases during pregnancy.
hormone produced by the fetus and passed into the motherâ€(tm)s bloodstream. Levels of this hormone can be tested via a blood test ( quad screen) during the second trimester. High levels (combined with high levels of other hormones) can indicate an increased risk of the baby having Down syndrome.
a hormone that acts like estrogen in the body. It is secreted by the placenta during pregnancy.
A form of the hormone estrogen.
Estriol (also oestriol) is one of the three main estrogens produced by the human body. It is only produced in significant amounts during pregnancy as it is made by the placenta.