GnRH agonist treatment of luteal phase deficiency in HCG-triggered IVF cycles: a matched case-control study

This study aimed to identify women with IVF failure associated with low serum progesterone levels after embryo transfer in HCG-triggered cycles and to evaluate the effects of gonadotrophin-releasing hormone (GnRH) agonist, administered after embryo transfer, on serum progesterone and pregnancy outcomes in these cases.Fifty women who failed to achieve an ongoing clinical pregnancy and had abnormally low luteal-phase serum progesterone...