Dysarthria is a speech disorder. It differs from
aphasia, which is a language disorder.
Mouth and Throat
Dysarthria may arise from problems with the muscles in the mouth, throat, and respiratory system, as well as other causes.
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Factors that increase your chance of dysarthria include: High risk for strokeDegenerative brain diseaseNeuromuscular diseaseAlcohol or drug use disorderIncreased age along with poor health
Dysarthria may cause:
Speech that sounds:
SlurredHoarse, breathySlow or fast and mumblingSoft like whisperingStrainedNasalSuddenly loudDroolingDifficulty chewing and swallowing
You will be asked about your symptoms and medical history. A physical exam will be done, paying close attention to your: Ability to move your lips, tongue, and faceProduction of air flow for speech
Images may be taken of your brain. This can be done with: MRI scanCT scanPET scanSingle-photon emission computed tomography (SPECT) scanSwallowing study, which may include x-rays and drinking a special liquid
The electrical function of your nerves may be tested. This can be done with a nerve conduction study.
The electrical function of your muscles may be tested. This can be done with a electromyogram (EMG).
Talk with your doctor about the best treatment plan for you. Treatment options include the following: Addressing the cause of dysarthria, such as stroke
Working with a speech therapist, which may include focusing on:
Doing exercises to loosen the mouth area and strengthening the muscles for speechImproving how you articulateLearning how to speak slowerLearning how to breath better so you can speak louderWorking with family members to help them communicate with youLearning how to use communication devicesSafe chewing or swallowing techniques, if neededChanging medication
To help reduce your chance of dysarthria:
Reduce your risk of stroke:
fruits and vegetables
If you smoke,
talk to your doctor about ways to
Check your blood pressure often.Take a low dose of aspirin if your doctor recommends it.Keep chronic conditions under control.Call for medical help right away if you have symptoms of a stroke, even if symptoms stop.If you have an alcohol or drug problem, ask your doctor about rehabilitation programs.Ask your doctor if medications you are taking could lead to dysarthria.
Dysarthria. American Speech-Language-Hearing Association website. Available at:
http://www.asha.org/public/speech/disorders/dysarthria.htm. Accessed November 23, 2014.
McGhee H, Cornwell P, Addis P, Jarman C. Treating dysarthria following traumatic brain injury: Investigating the benefits of commencing treatment during post-traumatic amnesia in two participants.
Brain Inj. 2006;20(12):1307-1319.
Preventing a stroke. National Stroke Association website. Available at:
http://www.stroke.org/understand-stroke/preventing-stroke. Accessed November 23, 2014.
Last reviewed November 2015 by Rimas Lukas, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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