According to the data, PGD testing is completely safe and give no side effect on your baby. With this test, the chances of getting birth defects reduce and you will have a healthy child. Well, PGD is a complex procedure. Therefore, it mainly performs by an IVF specialist. If anything goes wrong, the risk gets higher. It is safe with IVF as this reduces the risk of miscarriage and fail of IVF. But yes you need to make sure you are getting treated by professionals who have years of experience in handling the process and labs equipment.