First-trimester ductus venosus velocity ratio as a marker of major cardiac defects.
P WagnerK EberleJ SonekC BergU GembruchM HoopmannN ProdanKarl Oliver KaganPublished in: Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology (2019)
In the first trimester, the a/S ratio has the potential to detect approximately 60% of congenital cardiac defects for a false-positive rate of 5%. Copyright © 2018 ISUOG. Published by John Wiley & Sons Ltd.