Causes

In dysarthria, you may have difficulty moving the muscles in your mouth, face or upper respiratory system that control speech. Conditions that may lead to dysarthria include:

1. Amyotrophic lateral sclerosis (ALS, or Lou Gehrig's disease)
2. Brain injury
3. Brain tumor
4. Cerebral palsy
5. Guillain-Barre syndrome
6. Head injury
7. Huntington's disease
8. Lyme disease
9. Multiple sclerosis
10. Muscular dystrophy
11. Myasthenia gravis
12. Parkinson's disease
13. Stroke
14. Wilson's disease

Some medications, such as certain sedatives and seizure drugs, also can cause dysarthria.