Guidance: 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.
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.
Information about the first trimester ultrasound scan, also known as the pregnancy dating scan.
Information for pregnant women who are offered a chorionic villus sampling (CVS) or amniocentesis diagnostic test.