Changes in genes are part of the cause of most neurodevelopmental disorders (NDDs). Some gene changes can be inherited within a family. People who carry these gene changes are born with them – they do not develop over time.
Learning why genetic testing is important can make a difference to your family member’s treatment and medical management. Genetic testing can also help you understand who else in your family may be at risk for a NDD. Finding a genetic cause for your family member’s NDD can help you:
Sometimes genetic testing will not find an answer. Your healthcare provider will talk to you about the limitations and drawbacks of the testing, and if any other tests can be done to provide you with information. There are many different types of genetic testing, so it is important for your healthcare provider to order the right genetic test for your needs after a discussion with you.