Speech impairment (adult)

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Brain

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DYSARTHRIA

• Alcohol intoxication
• Dementia
• Diseases that affect nerves and muscles (neuromuscular diseases), such as amyotrophic lateral sclerosis (ALS or Lou Gehrig's disease), cerebral palsy, myasthenia gravis, or multiple sclerosis (MS)
• Facial trauma
• Facial weakness, such as Bell's palsy or tongue weakness
• Head trauma
• Head and neck cancer surgery
• Nervous system (neurological) disorders that affect the brain, such as Parkinson's disease or Huntington's disease (more common in dysarthria than aphasia)
• Poorly fitting dentures
• Side effects of medications that act on the central nervous system, such as narcotics, phenytoin, or carbamazepine
• Stroke
• Transient ischemic attack (TIA)

VOICE DISTURBANCES

• Growths or nodules on the vocal cords
• People who use their voice heavily (teachers, coaches, vocal performers) are more likely to develop voice disorders

Review Date: 04/23/2008
Reviewed By: Luc Jasmin, MD, PhD, Department of Neurology and Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, Los Angeles, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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