SMFM has released, as part of their Consult Series, a document on the role of prenatal ultrasound in the context of cfDNA screening. The summary recommendations are as follows:
SMFM Consult Series #42: The role of ultrasound in women who undergo cell-free DNA screening
ACOG Practice Bulletin 226: Screening for Fetal Chromosomal Abnormalities
ACOG Practice Bulletin 162: Prenatal Diagnostic Testing for Genetic Disorders
ACOG Practice Bulletin 175: Ultrasound in Pregnancy
Maternal Fetal Medicine Specialist Locator-SMFM
Nuchal translucency (NT) is a fluid-filled space normally seen behind the fetal neck on ultrasound performed in the first trimester of pregnancy
A fetal measurement >3.0 mm is an independent risk factor for fetal abnormalities and requires referral and further follow up
ACOG Practice Bulletin 226: Screening for Fetal Chromosomal Abnormalities
Nuchal Translucency Quality Review
Fetal Medicine Foundation: Nuchal Translucency Scan
Testing for Noonan Syndrome after Increased Nuchal Translucency
Please log in to ObGFirst to access the 2T US Atlas