Noun
chorionic gonadotropin (plural chorionic gonadotropins)
A hormone secreted by the chorion of the placenta. Its role is to maintain the corpus luteum.
Antibodies raised against human chorionic gonadotropin are used in over the counter pregnancy tests. Source: Internet
Human chorionic gonadotropin (HCG) is a hormone found in substantial quantities in the urine of pregnant women. Source: Internet
Where no intrauterine pregnancy is seen on ultrasound, measuring β-human chorionic gonadotropin (β-hCG) levels may aid in the diagnosis. Source: Internet