It is well established from donor oocyte studies that the GnRH agonist trigger has no detrimental effect on embryo quality. Unlike the hCG trigger it also triggers a FSH surge and this may ...

In the majority of IVF cycles, whether using an agonist or an antagonist protocol, the trigger used is human chorionic gonadotropin (hCG), which shares a common subunit with LH and thus acts as a ...

A negative pregnancy test means the test didn't detect the pregnancy hormone hCG in your urine. The simplest explanation? You're not pregnant. That said, certain factors can trigger a false ...