![]() With the 100 percent accuracy rate in his team’s study, Dr. So ultimately, the potential market for such testing could be every pregnant woman on earth. CAH can be treated in utero if it’s discovered.Ĭurrent invasive fetal diagnostic tests, like amniocentesis and chorionic villus sampling, carry small but real risks to the fetus and cannot be performed as early as the new non-invasive procedures. ![]() Congenital adrenal hyperplasia, or CAH, is a condition in females that leads to the virilization of sex organs. X-linked disorders, for example, are gene-based diseases such as hemophilia and Duchenne muscular dystrophy carried by the X chromosome that almost always occurs in males. While such testing is sure to raise concerns over its possible use to select the gender of a baby based simply on parental preference, non-invasive gender tests are already used in the United Kingdom and some European countries as a screen for very real medical conditions. Bianchi is not affiliated with the Dutch study. Zucker professor of pediatrics, obstetrics and gynecology at Tufts University. The technique is less a breakthrough than a continuation of successful research and trials that have brought such non-invasive fetal testing to the brink of wide commercialization, said Dr. ![]() Of 201 women tested, the researchers were able to issue a conclusion 189 times. The Dutch study took place over the course of five years, from 2003 to 2009 and included 201 expectant mothers referred by geneticists or gynecologists in the Netherlands. ![]()
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