Screening in pregnancy: 20-week screening scan
Information about the screening test that takes place between 18 weeks and 20 weeks 6 days of pregnancy, commonly known as the 20-week screening scan.
Applies to England
Documents
Details
This guide to the 20-week screening scan tells expectant parents:
- its purpose
- what the possible results mean
- what will happen if it cannot be completed
ThisTo informationrequest isanother availableformat, inyou A4can PDFphone 0300 format311 (in22 English)33 or to print out and provide for people who cannot access digital information (see list above).email england.contactus@nhs.net.
Updates to this page
Last updated
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5 February 2025 Updated NHS England contact information. Removed 'for print' file, the HTML version can be used to print.
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31 October 2021 Addition of plain A4 PDF version for printing, to provide for people unable to access this information online.
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15 February 2021 Minor changes to the wording of use of personal information section (at end of leaflet).
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7 May 2019 First published.
Update history
2026-03-06 16:50
Removed reference to PDF. Added information on requesting other formats.
2025-02-05 12:41
Updated NHS England contact information.Removed ‘for print’ file, the HTML version can be used to print.