Performed at 12 weeks
This scan is a combined blood test and ultrasound. The blood test “maternal serum test” measures naturally occurring proteins whilst the ultrasound measures the amount of fluid in the skin at the back of the baby’s neck.
Together with other information supplied by the patient such as weight, allow calculation of risk factor for chromosomal abnormalities.
Information for Patients: https://www.insideradiology.com.au/nuchal-translucency-scan/
Information for Health Professionals: https://www.insideradiology.com.au/nuchal-translucency-scan-hp/