hCG (Human Chorionic Gonadotropin)
Draw tube or plastic pour off tube
CLIA (chemiluminescent immunoassay)
- Non-pregnant premenopausal women (<50 years)= <1.54 mIU/mL
- Postmenopausal women (>50 years)= <6.67 mIU/mL
Responsible for maintaining the function of the ovarian corpus luteum. In normal pregnancy, hCG concentrations rapidly increase with a doubling rate of approximately 2 days.