29.08.2015

Pregnancy genetic testing

When Amy Seitz got pregnant with her second child last year, she knew that being 35 years old meant there was an increased chance of chromosomal disorders like Down syndrome. While some pregnancies are an unexpected surprise, many are planned for months, or even years, before they happen. True or false: If you screen positive for a genetic abnormality but your partner does not, your child will not inherit the condition.
Mary Norton, an expert on maternal-fetal medicine and genetics at the University of California, San Francisco.


For those with an inkling that they want to be in a pregnant way, there are vitamins to take, lifestyle changes to make, and tests to be done.
It's only been on the market since October 2011 and is not regulated by the Food and Drug Administration — the FDA does not regulate this type of genetic testing service. Insurance coverage varies, and doctors often only offer this testing to women at higher risk because of things like advanced maternal age.
She didn't want an invasive procedure like amniocentesis or chorionic villus sampling.Those are considered the gold standard for prenatal genetic testing, but doctors must put a needle into the womb to collect cells that contain fetal DNA, which means a small risk of miscarriage.


He's an obstetrician and geneticist at Northwestern University in Chicago who has consulted for a couple of the testing firms.



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