Medically reviewed by Smita Patel, DO Key Takeaways Huntington’s disease causes unintentional movements, as well as ...

Huntington's disease is caused by an inherited genetic change that causes production of an altered protein. This leads to nerve damage in areas of the brain that control movement and thinking.

Huntington's disease diagnosis is confirmed with a genetic test. A clinical history and medical evaluation are used to define symptom onset. Disease staging and surveillance for complications are ...