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If your baby has a higher chance of a chromosomal or genetic condition because of something identified on the early pregnancy dating scan

If your baby has a higher chance of a chromosomal or genetic condition because of something identified on the early pregnancy ultrasound scan, you should read the following sections:

  • Section 1

    What are chromosomes and what causes chromosomal conditions in babies?

  • Section 2

    What is Down’s syndrome and living with Down’s syndrome (trisomy 21 or T21)?

  • Section 3

    What is Edwards’ syndrome and living with Edwards’ syndrome (trisomy 18 or T18)?

  • Section 4

    What is Patau’s syndrome and living with Patau’s syndrome trisomy 13 or T13)?

  • Section 6

    What happens if my baby has a higher chance of a chromosomal condition because of something identified on the early pregnancy dating scan?

  • Section 9

    What is chorionic villus sampling (CVS)?

  • Section 10

    What is amniocentesis?

  • Section 11

    What is a quantitative fluorescence-polymerase chain reaction (QF-PCR) test?

  • Section 14

    What is a single nucleotide polymorphism (SNP) array test or a targeted (SNP) array test?

  • Section 16

    What are my options if my baby has Down’s syndrome (trisomy 21 or T21), Edwards’ syndrome (trisomy 18 or T18) or Patau’s syndrome (trisomy 13 or T13) or another chromosomal or genetic condition found on an invasive test?