Estradiol labs:
Common for oncofertility.
- •3 days after egg retrieval, assess estradiol. If estradiol >250 → restart letrozole.
Progesterone labs:
Commonly used to determine if a patient has ovulated.
- •Progesterone >3 indicates ovulation — don’t start cycle.
- •Want progesterone <1.5 for FET to initiate estrogen.