Practice Recommendations for Preimplantation Genetic Testing (PGT)

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Some topics covered in this guideline:

  • Patient inclusion/exclusion criteria for PGT-M, PGT-SR, PGT-A

  • PGT process (preclinical work-up, examination, and post-examination)

  • PGT Laboratory best practices

What are some gaps in PGT based on current literature?

  • Best practice on interpretation of mosaic results, counseling couples about transferring mosaic embryos, and what level mosaic to transfer

  • Non-invasive approaches for both single gene and chromosomal testing

Last Reviewed: September 21, 2023