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About the test

Visit your midwife early to help you make the best choices for your pregnancy.


Key messages:

  • Antenatal screening gives you important information about the health of you and your baby.
  • Make an appointment with a midwife as soon as you find out you are pregnant.
  • You will be given information to help you make a choice about taking part in antenatal screening.
  • The midwife will talk to you about the different tests you can have and answer your questions as part of your routine antenatal care.
  • Antenatal screening tests are not 100% accurate and some conditions may be missed.
  • You may be offered further tests or treatment after your antenatal screening.

More information:

Antenatal screening includes:

  • Down’s syndrome, Edwards’ syndrome and Patau’s syndrome screening.
  • Blood tests look for:​​​​​​​-

             - infections, (HIV, hepatitis B, syphilis)

             - blood disorders (sickle cell and thalassaemia); and

             - blood group and antibodies.

  • Ultrasound scans look for:

           - date of pregnancy, number of babies, and some issues in the baby.

  • Most test results are normal.
  • Some tests may need to be repeated to confirm the result.
  • If a screening test suggests an issue or that your baby is higher chance of a condition, you may be offered further tests and scans.
  • You may need to be referred to a specialist doctor for further monitoring or treatment.
  • When some conditions are found, you may need to make a difficult choice about whether to continue your pregnancy.