Human chorionic gonadotropin (hCG)

Definition

Human chorionic gonadotropin (hCG) is a hormone produced during pregnancy by the placenta. It is used medically to support fertility treatments and can be detected in pregnancy tests.

5 Must Know Facts For Your Next Test

1. hCG is crucial for maintaining the corpus luteum, which in turn supports the early stages of pregnancy.
2. In fertility treatments, hCG is often used to induce ovulation.
3. Elevated levels of hCG can be an indicator of certain types of cancers, including gestational trophoblastic disease.
4. hCG levels are typically measured through blood or urine tests, with higher sensitivity in blood tests.
5. Side effects of hCG administration can include headaches, irritability, and symptoms similar to those experienced during PMS.

Review Questions

• What role does hCG play in supporting early pregnancy?
• How is hCG used in fertility treatments?
• What are some potential side effects of administering hCG?

Related terms

Corpus Luteum: A temporary endocrine structure involved in ovulation and early pregnancy.

Ovulation Induction: A medical treatment designed to stimulate the ovaries to release eggs.

Gestational Trophoblastic Disease: A group of rare tumors involving abnormal growth of cells inside a woman's uterus.