Modern technologies applied to the field of preimplantation genetic diagnosis for aneuploidy
screening (PGD-A) have improved the ability to identify the presence of mosaicism.
Consequently, new questions can now be addressed regarding the potential impact of
embryo mosaicism on diagnosis accuracy and the feasibility of considering mosaic embryos
for transfer. The frequency of chromosomal mosaicism in products of conception (POCs) of
early miscarriages has been reported to be low. Mosaic embryos with an aneuploid inner …