Published in:
01-03-2020 | Preimplantation Genetic Diagnostics | Commentary
Preimplantation genetic testing for aneuploidy (PGT-A)—finally revealed
Authors:
Raoul Orvieto, Norbert Gleicher
Published in:
Journal of Assisted Reproduction and Genetics
|
Issue 3/2020
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Excerpt
Natural fecundity of women decreases gradually and more rapidly after age 37 years. This decrease is accompanied by rising aneuploidy rates of pregnancies and can also be observed in products of conception of spontaneous abortions [
1]. These observations lead to the hypothesis that transferring only euploid embryos in association with in vitro fertilization (IVF) might decrease miscarriages and increase live birth rates (LBRs), attesting-procedure now called preimplantation genetic testing (of embryos) for aneuploidy (PGT-A), until recently generally referred to as preimplantation genetic screening (PGS). …