Before and during pregnancy your doctor may want to run a range of tests and scans.
These can include screening and genetic carrier tests to see if your baby has a health condition. Dr Peter Wood discusses these screening tests with us.
Rachael Casella wasn't offered or was even aware of genetic carrier testing. She fell pregnant and gave birth to baby Mackenzie, who was diagnosed with spinal muscular atrophy, of which Rachael was a carrier of. Read her heartbreaking story here.