Level I NT NB Scan

What is level 1 NT scan?

Ultrasound Level I NT/NB Scan (For 11-14 Weeks Pregnancies) scan is an ultrasound done between the 11th and 14th weeks of pregnancy. This test measures the nuchal fold thickness which is an area of tissue at the back of an unborn baby's neck.

What is NT and NB scan?

The NT + NB scan (Nuchal transluceny & Nasal Bone scan) is an ultrasound done in the first trimester to determine your baby's risk of having Down syndrome and some other chromosomal abnormalities.