The Antenatal Screening Service has been providing antenatal screening for Down syndrome and open neural tube defects to women since 1989. We currently perform approximately 80,000 screening tests a year, making us one of the largest antenatal screening laboratories in the UK.
Find out more about us.
The Antenatal Screening Service provides three screening tests for Down syndrome, Edwards syndrome and Patau syndrome. Learn more about how we calculate the risk of Down syndrome, Edwards syndrome and Patau syndrome, how we classify the test results, and the additional diagnostic tests offered to women with a high risk or chance of an affected pregnancy.