The Wolfson Institute of Preventive Medicine, part of Barts and The London School of Medicine and Dentistry, is a leader in the field of antenatal screening for Down's syndrome.
The Antenatal Screening Service has been providing antenatal screening for Down's syndrome and open neural tube defects to women since 1989. We currently perform approximately 50,000 screening tests a year, making us one of the largest antenatal screening laboratories in the UK.
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The Antenatal Screening Service provides five screening tests for Down’s syndrome. Learn more about how we calculate the risk of Down’s syndrome, how we classify the test results, and the additional diagnostic tests offered to women with a high risk of an affected pregnancy.
Antenatal screening can identify pregnancies at high risk of abnormalities including Down’s syndrome; spina bifida, anencephaly and other open neural tube defects; and Edwards’ syndrome. Find out more about these congenital conditions.
The Antenatal Screening Service produces a number of information leaflets, publications and statements for women and healthcare professionals. Find out more about our leaflets and publications.