Guidance

CVS and amniocentesis diagnostic tests: description in brief

Information for pregnant women who are offered a chorionic villus sampling (CVS) or amniocentesis diagnostic test.

• From: NHS England
• Published: 23 January 2017
• Last updated: 3 February 2025 — See all updates

Applies to England

Documents

Screening in pregnancy: CVS and amniocentesis information for parents

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Details

CVS and amniocentesis are diagnostic tests that can tell if a baby definitely has a serious condition by checking their chromosomes. This document is for pregnant women who are offered a CVS or amniocentesis test following antenatal screening tests.

Published 23 January 2017
Last updated 3 February 2025 + show all updates

1. 3 February 2025

   Changed lead organisation to NHS England. Removed reference to screening helpdesk. Removed references to PHE. Removed PDF version.

2. 31 October 2021

   Addition of plain A4 PDF version for printing, to provide for people unable to access this information online.

3. 28 February 2020

   Updated information in line with the Royal College of Obstetricians and Gynaecologists best practice guidelines.

4. 3 June 2019

   Updated branding on document.

5. 11 April 2018

   Updated personal data statement and copyright information in leaflet.

6. 23 January 2017

   First published.