What will be the role of first-trimester ultrasound if cell-free DNA screening for aneuploidy becomes routine?

@article{Sonek2014WhatWB,
  title={What will be the role of first-trimester ultrasound if cell-free DNA screening for aneuploidy becomes routine?},
  author={Jiri D Sonek and H Cuckle},
  journal={Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology},
  year={2014},
  volume={44 6},
  pages={621-30}
}
Until recently, most developed countries either had adopted the first-trimester combined test as the standard approach to antenatal screening for Down syndrome or were in the process of doing so. Some had even introduced sequential protocols such as the contingent test, which builds on the combined-test markers and offers second-trimester serum markers and/or further ultrasound examination to a large subgroup of women, selected according to their estimated risk. Others have extended the… CONTINUE READING