What is NB and NT scan?

NB stands for nasal bone. So during the NT scan, they are looking at the thickness of the nuchal fold and whether the baby has a nasal bone yet. An overly thick nuchal fold and/or absence of the nasal bone can be markers for Down syndrome.

What is abnormal NT scan?

Introduction. Nuchal Translucency (NT) is the sonographic form of subcutaneous gathering of liquid behind the foetal neck in the first trimester of pregnancy. There is association of increased NT with chromosomal and non-chromosomal abnormalities.

What does NB stand for on a NT scan?

NB stands for nasal bone. So during the NT scan, they are looking at the thickness of the nuchal fold and whether the baby has a nasal bone yet. An overly thick nuchal fold and/or absence of the nasal bone can be markers for Down syndrome. The NT scan is usually performed in conjunction with a blood test taken around the same time.

When do you get a NT scan during pregnancy?

A nuchal translucency (NT scan screens your baby for these abnormalities. This test is typically scheduled between weeks 11 and 13 of pregnancy. An NT scan is a common screening test that occurs during the first trimester of pregnancy.

What does the NB scan stand for in Down syndrome?

NB Scan. NB stands for nasal bone. So during the NT scan, they are looking at the thickness of the nuchal fold and whether the baby has a nasal bone yet. An overly thick nuchal fold and/or absence of the nasal bone can be markers for Down syndrome. The NT scan is usually performed in conjunction with a blood test taken around the same time.

When do you get a nuchal translucency scan?

A nuchal translucency (NT) scan screens your baby for these abnormalities. This test is typically scheduled between weeks 11 and 13 of pregnancy. An NT scan is a common screening test that occurs during the first trimester of pregnancy. This test measures the size of the clear tissue, called the nuchal translucency, at the back of your baby’s neck.