Concerns over New Blood Test for Down Syndrome

"For 50 years, folks have been working to develop a noninvasive genetic test for Down syndrome," said Sequenom chief executive Harry Stylii. "People have described it as the Holy Grail of genetic testing. We are on the cusp of delivering that." The artcle in the Washington Post considers the safety and reliability of this development. However, this first-trimester blood test also my offer promise to many pregnant women.