Article
The history of the second‐trimester sonographic markers for detecting fetal Down syndrome, and their current role in obstetric practice
22 Jun 2010
Abstract excerpt
This review summarizes the development, history and use of second-trimester sonographic markers for the detection of fetal Down syndrome over three decades. Starting with the nuchal fold thickening in 1985 and culminating in the genetic sonogram in the 1990 s. The combination of second-trimester serum screening with the ultrasound markers improved the detection rate of affected fetuses but also allowed patients...
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