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Genetic Screening of Embryos is Growing
Embryos can be tested for more than 200 genetic disorders, with new diseases constantly added to the list.
Parents conceiving through in vitro fertilization can have embryos screened for gene mutations or chromosomal abnormalities that cause diseases such as sickle cell anemia, Huntington's disease and Fragile-X Syndrome or lead to loss of pregnancy. Selected embryos can then be implanted in the mother's womb.
The tests are not cheap — an RGI price list quotes a $3,000 to $4,000 range to test for just one gene and the procedure remains controversial.
You can read more about the procedure in this article: