The Scientist : Preimplantation Genetic Diagnosis [21/6/2004]

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by Philip Hunter

Preimplantation Genetic Diagnosis

Studies begin to assess how screening might improve IVF success rates

The Scientist 2004, 18(12):26

Fast improving techniques for detecting genetic and chromosomal abnormalities via preimplantation genetic diagnosis (PGD) may boost the success rate of in vitro fertilization (IVF). Some clinics report a twofold to threefold higher take-home baby rate when PGD is used and have begun prescribing the costly procedure regularly. PGD provides an alternative to traditional prenatal diagnostic techniques such as amniocentesis, and it also may avert some difficult abortion decisions and ensure that a healthy embryo is selected prior to implantation.


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