Embryos & Genetic Testing
PGT-A
Hi Dr Sher Thank you for your answer to my previous question. I wanted to ask your opinion on PGT-A testing. A new study has cast doubts on the effectiveness of this testing: https://www.nytimes.com/2022/04/20/health/pgta-ivf-pregnancy-test.html And some doctors seems against it,… — Lisa-Marie E.
Dr. Geoffrey Sher answered
Human embryo development occurs through a process that encompasses reprogramming, sequential cleavage divisions and mitotic chromosome segregation and embryonic genome activation. Chromosomal abnormalities may arise during germ cell and/or preimplantation embryo development and represents a major cause of early pregnancy loss. About a decade ago, I and my…