What is Preimplantation Genetic Diagnosis (PGD) or Screening(PGS) ?Preimplantation genetic diagnosis (PGD) refers specifically to when one or both genetic parents has a known genetic abnormality and genetic testing is performed on an embryo to determine if it also carries a genetic abnormality. Preimplantation genetic screening (PGS) refers to techniques where embryos from presumed chromosomally normal genetic … Continue reading Preimplantation Genetic Diagnosis (PGD) or Screening(PGS)