The importance of ultrasound preceding cell-free DNA screening for fetal chromosomal abnormalities.
Imogen BrownShavi FernandoMelody MenezesFabricio da Silva CostaJayshree RamkrishnaSimon MeagherDaniel Lorber RolnikPublished in: Prenatal diagnosis (2020)
An ultrasound prior to cfDNA screening has the potential to change clinical management in almost one in 10 women. The proportion is higher in older age groups and lower in IVF-conceived pregnancies.