Cancellation

The IVF cycle will be cancelled if specific criteria occur:

Abnormal screening hormonal levels
Lack of proper stimulation
Failure of estradiol to increase by 20% daily or less than four adequate sized follicles (>20 mm) on ultrasound before retrieval day
Decline in estradiol level the morning after hCG administration (by 20% from the maximum).
LH surge prior to hCG administration plus a drop in estradiol
Lost follicles the day of retrieval
With a flare stimulation, Pattern D: Cycle may be changed to the Luteal Lupron® Protocol, the Microdose Lupron® Protocol, or a GnRH Antagonist Protocol