Today’s celebrity headlines included information leading us to believe that IVF was used by Kanye and Kim to have a baby boy. While it’s easy to jump to conclusions that they used IVF to “select” a boy, it’s important to understand your options when doing IVF. Most of my patients choose to genetically test their embryos pre-implantation. It’s as close to a crystal ball as we can get in IVF medicine. Gender is just one of the chromosomes that are tested in PGS (pre-implantation genetic screening).