What does PGD involve ?
PGD involves an IVF/ICSI-ET. Interested couple Undergo an IVF/ICSI cycle where eggs and sperm are either inseminated or injected for fertilization and from resultant embryos one or two blastomeres are removed to check the genetic abnormality. Blastomere biopsy done at 6-8 cell embryos and it is very safe as at this stage cells are not in the process of forming specific parts of the placenta or fetus, and removal of some cells does not cause fetal or congenital abnormalities.