17
May
A nuchal channel or nuchal lucidity (NT) check/framework is a sonographic pre-birth screening assessment (ultrasound) to
02
May
A nuchal filter or nuchal clarity (NT) check/system is a sonographic pre-birth screening examination (ultrasound) to dis
10
Mar
A nuchal scan or nuchal translucency (NT) scan/procedure is a sonographic prenatal screening scan (ultrasound) to detect
