This looks for physical conditions, including Edwards' syndrome and Patau's syndrome. 20-week screening scanįor Edwards' syndrome and Patau's syndrome, if you are too far into your pregnancy to have the combined test, you'll be offered a 20-week screening scan. This only screens for Down's syndrome and is not as accurate as the combined test. If it was not possible to obtain a nuchal translucency measurement, or you're more than 14 weeks into your pregnancy, you'll be offered a test called the quadruple blood screening test between 14 and 20 weeks of pregnancy. If this is the case, you will be offered a different blood screening test, called the quadruple test, when you're 14 to 20 weeks pregnant. Obtaining a nuchal translucency measurement depends on the position of the baby and is not always possible. Your age and the information from these 2 tests are used to work out the chance of the baby having Down's syndrome, Edwards' syndrome or Patau's syndrome. At the scan, the fluid at the back of the baby's neck is measured to determine the "nuchal translucency". If you choose to have the test, you will have a blood sample taken. The blood test can be carried out at the same time as the 12-week scan. It's called the combined test because it combines an ultrasound scan with a blood test. What does screening for Down's syndrome, Edwards' syndrome and Patau's syndrome involve? Combined testĪ screening test for Down's syndrome, Edwards' syndrome and Patau's syndrome is available between weeks 10 and 14 of pregnancy. Read more about Edwards' syndrome and Patau's syndrome.
These may include major complications affecting their brain. Some babies may survive to adulthood, but this is rare.Īll babies born with Edwards' syndrome or Patau's syndrome will have a wide range of problems, which can be very serious. Sadly, most babies with Edwards' syndrome or Patau's syndrome will die before or shortly after birth. Read more about Down's syndrome Edwards' syndrome and Patau's syndrome Sometimes these can be serious, but many can be treated. People with Down's syndrome may be more likely to have other health conditions, such as heart conditions, and problems with the digestive system, hearing and vision. They will advise you what to do.įind out more about pregnancy and COVID-19 What are Down's syndrome, Edwards' syndrome and Patau's syndrome? Down's syndromeĭown's syndrome causes some level of learning disability. If you get symptoms of COVID-19, or you're unwell with something other than COVID-19, speak to your midwife or maternity team. If you're pregnant, hospitals and clinics are making sure it's safe for you to go to appointments. If you're well, it's really important you go to all your appointments and scans for the health of you and your baby.