The screening test for Downs syndrome used at this stage of pregnancy is called the combined test. It involves a blood test and measuring the fluid at the back of the babys neck (nuchal translucency) with an ultrasound scan. This is sometimes called a nuchal translucency scan.

Can a 12 week scan detect abnormalities?

The 12-week pregnancy screen and scan is used to: The first trimester screening scan allows a close assessment of a babys anatomy and organs and can detect abnormalities that may be linked with Down syndrome or other major types of birth defects.

Can a 12 week ultrasound Show Down syndrome?

The 12-week ultrasound allows your doctor to check how your baby is developing and screen for conditions like Down syndrome. Your doctor can also determine your due date and how many babies you are carrying with this scan.

What is the 12 week scan in pregnancy for?

This scan allows us to check how your baby is developing and in combination with a blood test allows us to check for any genetic concerns. This scan should be ideally performed between 12 weeks 5 days and 13 weeks 6 days of your pregnancy.