Cell-Free DNA Screening After Euploid Embryo Transfer: Concordance With Amniocentesis and Residual Aneuploidy Risk.
OBJECTIVE To assess concordance between cell-free DNA screening and invasive prenatal diagnosis after single euploid embryo transfer following pre-implantation genetic testing for aneuploidy (PGT-A), and estimate residual chromosomal risk. METHOD This retrospective cohort included 1079 singleton ongoing pregnancies a...