Causes
By Mayo Clinic staffIn dysarthria, you may experience difficulties moving the muscles in your mouth, face or upper respiratory system that control speech. Many conditions may result in dysarthria, including:
- Amyotrophic lateral sclerosis (ALS, or Lou Gehrig's disease)
- Brain injury
- Brain tumor
- Cerebral palsy
- Guillain-Barre syndrome
- Head injury
- Huntington's disease
- Lyme disease
- Multiple sclerosis
- Muscular dystrophy
- Myasthenia gravis
- Parkinson's disease
- Stroke
- Wilson's disease
Some medications, such as narcotics or sedatives, also may cause dysarthria.
- Dysarthria. American Speech-Language-Hearing Association. http://www.asha.org/public/speech/disorders/dysarthria/. Accessed Feb. 27, 2012.
- Goetz CG. Textbook of Clinical Neurology. 3rd ed. Philadelphia, Pa.: Saunders Elsevier; 2007:79.
- Dysarthria: Causes and number. American Speech-Language-Hearing Association. http://www.asha.org/public/speech/disorders/DysarthriaCauses.htm. Accessed Feb. 27, 2012.
- Treatment efficacy summary — Dysarthria (neurological motor speech impairment). American Speech-Language-Hearing Association. http://www.asha.org/public/EfficacySummaries/. Accessed Feb. 27, 2012.
- Cohen SM, et al. Palliative treatment of dysphonia and dysarthria. Otolaryngologic Clinics of North America. 2009;42:107.
- Ropper AH, et al. Adams & Victor's Principles of Neurology. 9th ed. New York, N.Y.: The McGraw-Hill Companies; 2009. http://www.accessmedicine.com/resourceTOC.aspx?resourceID=54. Accessed Feb. 28, 2012.
- Neurological diagnostic tests and procedures. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/misc/diagnostic_tests.htm. Accessed Feb. 28, 2012.

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