NUCHAL TRANSLUCENCY ULTRASOUND WHAT IS A NUCHAL TRANSLUCENCY ULTRASOUND? A nuchal translucency ultrasound (commonly called a “nuchal scan” or “NT scan”) is an ultrasound performed between 11.5 and 13 weeks 6 days gestation. It is usually part of an assessment called combined first trimester screening. Combined first trimester screenings Combined first trimester screening assesses the … Continue reading Nuchal Translucency Ultrasound