Pregnancy and Developmental Outcomes After Transfer of Reportedly Aneuploid or Mosaic Embryos


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Trial ID: NCT04109846


To determine how often embryos reported to be abnormal by preimplantation genetic testing result in liveborn infants. To evaluate whether the pregnancies that result from these embryos are higher risk for complications and whether the resulting babies have higher risk for health or developmental issues in the first five years after birth.

Official Title

Transfer of Aneuploid or Mosaic Embryos Following Preimplantation Genetic Testing

Stanford Investigator(s)

Ruth Lathi, M.D.
Ruth Lathi, M.D.

Professor of Obstetrics and Gynecology (Reproductive Endocrinology and Infertility)


Inclusion Criteria:

   - Available aneuploid or mosaic embryos

   - No other acceptable embryos available

   - Willing to travel to Stanford for treatment

   - English language fluency

Exclusion Criteria:

   - Use of international donor eggs or sperm not tested according to FDA guidelines.

   - Living outside the United States

   - Embryos with Triploidy are not eligible for transfer in this protocol


other: Non-euploid embryo transfer

other: Euploid Transfer


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Contact Information

Stanford University
School of Medicine
300 Pasteur Drive
Stanford, CA 94305
Alleigh Boyd, MS