Chorionic villus sampling (CVS) is a test done during pregnancy to detect genetic abnormality in an unborn baby by sampling cells from the placenta.

Congenital disorder, also known as congenital disease or birth defects, are conditions present from birth. Find out more about congenital disorders.

At week 13 of pregnancy, you officially enter your second trimester and hopefully any morning sickness has eased off.

By week 12, your baby is the size of a plum but fully formed, with their organs, muscles, limbs and bones in place.

A nuchal translucency scan is an ultrasound scan that helps in estimating your risk of having a baby with chromosomal abnormality.

A non-invasive prenatal test (NIPT) is a sensitive test to screen for Down syndrome and some other chromosomal disorders early in pregnancy.

During pregnancy, you'll be offered a range of tests, including blood tests and ultrasound scans. Each test can tell you something about you and your baby’s health.

Down syndrome is a chromosomal disorder that affects 1 in 1,00 babies. Find out about the screening and diagnostic tests that can detect the condition.

Down syndrome is a genetic disorder characterised by mental and developmental impairments.

Being pregnant is an exciting time. But when you’re over the age of 40, there are a few extra things you need to think about.