Causes and Diagnoses

Causes and Diagnoses of Moyamoya Disease

Although the cause is currently unknown, researchers think moyamoya may be an inherited genetic condition because it tends to run in families.


Northwestern Medicine specialists offer diagnostic tests, including a physical and neurological exam, and provide a review your family medical history. We may also provide diagnostic procedures that include:

If you are diagnosed with moyamoya disease, we will work with you and your primary care physician to tailor treatment to your individual condition.