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