Facial markers in second- and third-trimester fetuses with trisomy 18 or 13, triploidy or Turner syndrome.
K O KaganJ SonekX BergC BergM MallmannH AbeleM HoopmannA GeipelPublished in: Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology (2015)
Although each of the facial markers considered provides some useful information in screening for trisomy 18, trisomy 13, triploidy and Turner syndrome, the performance of none of the markers appears to be as good as that in screening for trisomy 21.