đď¸ Fertile-ish | Season 2, Episode 11
PGT-P: Just Because We CanâŚShould We?â
Genetic testing in IVF keeps evolvingâand with that evolution comes big questions. In this episode, Laura and Brandis dive into PGT-P (polygenic preimplantation genetic testing), one of the most controversial and talked-about developments in reproductive medicine right now.
PGT-P claims to estimate an embryoâs relative risk for developing complex conditions later in lifeâbut just because science can do something, does that mean we should? đ
This is a thoughtful, ethics-meets-science conversation meant to inform, not persuadeâbecause when it comes to family building, nuance matters.
đ§Ź What We Cover in This Episode
â What PGT-P actually is (and what it isnât)
â How PGT-P differs from PGT-A, PGT-M, and PGT-SR
â What âpolygenic risk scoresâ really mean
â Conditions currently included in PGT-P risk models (and their limitations)
â Why most data is based on populations of European descent
â Nature vs. nurture: genetics vs. environment
â Why these scores are not guarantees or diagnoses
â Ethical concerns: stress, stigma, and embryo ranking
â Are we heading toward âdesigner babiesââor is that fear overblown?
â Why major professional organizations do not recommend PGT-P for routine use
â How this information could impact parentsâand future childrenâemotionally
â Why âmore testingâ doesnât always mean âbetter outcomesâ
â ď¸ Important Takeaways
⨠PGT-P provides relative risk, not certainty
⨠Many conditions tested are multifactorial (genes + lifestyle + environment)
⨠Long-term accuracy data would take decades to validate
⨠Ethical considerations are just as important as scientific capability
⨠Not widely offeredâand not currently recommended for routine IVF use
⨠CNY Fertility does not offer PGT-P at this time
đ The Bigger Question
If embryos are ranked by hypothetical future health risksâŚ
Who decides which risks matter more?
And what does that mean for how we define a âhealthyâ or âworthyâ life?
This episode isnât about having the right answerâitâs about asking the right questions.
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Because fertility is never black-and-whiteâand neither is the science behind it.