Yes, either due to advanced maternal age or some kind of abnormality in the karyotype, performing a PGD in these women in order to prevent the birth of a baby with Down syndrome is strongly recommended. This disease distinguishes itself for the presence of three 21 chromosomes instead of having 2, one from the mother and another from the father.
Does PGD / PGS test for Down syndrome?
By Zaira Salvador B.Sc., M.Sc. (embryologist).
Last Update: 11/12/2018
Bachelor's Degree in Biotechnology from the Technical University of Valencia (UPV). Biotechnology Degree from the National University of Ireland en Galway (NUIG) and embryologist specializing in Assisted Reproduction, with a Master's Degree in Biotechnology of Human Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI)