Early Testing
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A study published in last week's New England Journal of Medicine finds that a test called first-trimester combined screening can identify a fetus with Down syndrome weeks earlier than previous testing allowed.
The combined blood and ultrasound screens, which can find most Down cases at 11 weeks of pregnancy, is not yet widely available. Info: http:/
![[slate.com logo]](http://media.washingtonpost.com/wp-dyn/content/graphic/2007/09/27/GR2007092701096.GIF)
