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Glossary > Healthcare > Diagnostic Services > Genetic Testing
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Preimplantation Genetic Testing

Preimplantation genetic testing is a procedure used during in vitro fertilization (IVF) to screen embryos for genetic disorders before they are implanted into the uterus.

Example #1

A couple undergoes IVF and opts for preimplantation genetic testing to ensure the embryos chosen for implantation are free of genetic diseases.

Example #2

A single individual undergoes IVF with donor sperm or eggs and chooses to have their embryos screened for specific genetic traits.

Misuse

Misuse of preimplantation genetic testing could occur if the testing is used for non-medical reasons, such as selecting embryos based on superficial traits like eye color. This undermines the purpose of the testing, which is intended to prevent the transmission of serious genetic diseases to future generations.

Benefits

One key benefit of preimplantation genetic testing is the ability to reduce the risk of passing on genetic disorders to offspring. For example, a couple with a family history of cystic fibrosis can use this testing to ensure their child does not inherit the disease.

Conclusion

Preimplantation genetic testing offers prospective parents the opportunity to make informed decisions about the genetic health of their future children. It can help prevent the transmission of serious genetic diseases and contribute to the well-being of future generations.

Last Modified: 4/30/2024
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