Fragile X syndrome
Fragile X causes intellectual disability, behavioural and learning difficulties, and physical problems. It’s the commonest genetic cause of autism.
What is a congenital disorder?
Congenital disorder, also known as congenital disease or birth defects, are conditions present from birth. Find out more about congenital disorders.
Genetic testing can give you vital information if you're planning a family, or if you or your partner has a genetic disorder.