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International Parkinson and Movement Disorder Society

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Ataxia: Essential Facts for Patients

What Is Ataxia?

  • Ataxia (ah-TACK-see-uh) means trouble with movement or balance.
  • You may feel clumsy, shaky, or off-balance.
  • It happens when the brain or nerves are not working well, especially a part of the brain called the cerebellum, which controls movement.
     

What Are the Signs of Ataxia?

You might have:

  • Trouble standing or walking
  • Walking with your feet far apart
  • Swaying or falling when walking
  • Shaky hands
  • Hard time picking up small things
  • Slurred speech (hard to understand)
  • Blurry or double vision
  • Dizziness
     

What Causes Ataxia?

Ataxia is a symptom, not a disease. Many things can cause it:

  • Injuries to the brain (from a fall, stroke, tumor, or infection)
  • Low vitamins, like vitamin B1, B12, or E
  • Medicines or toxins, like alcohol, some seizure or heart drugs, or some antibiotics
  • Autoimmune problems, like multiple sclerosis or celiac disease
  • Thyroid problems or low blood sugar
  • Genetic diseases (run in families)
  • Brain diseases that get worse over time (like spinocerebellar ataxia or Friedreich’s ataxia)
     

How Do Doctors Find Out if You Have Ataxia?

Your doctor will:

  • Your doctor will:
  • Ask about your symptoms and family health
  • Do a physical exam
  • May order:
    • A brain scan (like MRI or CT)
    • Blood or urine tests
    • Tests for nerves, speech, and balance
    • Genetic tests (if they think it’s inherited)
       

Can Ataxia Be Treated?

It depends on the cause:

  • If it’s from low vitamins, infections, or medicines, those can often be fixed.
  • Some rare genetic ataxias may have special treatments. 
  • Even when there is no cure, other treatments can help:
    • Physical therapy – to improve walking and balance
    • Occupational therapy – to help with daily activities
    • Speech therapy – to help you speak clearly
       

Other Important Information

  • Some people have gluten ataxia. This means eating gluten (from wheat) can cause ataxia. This can be diagnosed by a blood test, If proven, a gluten-free diet may help.
  • Some have episodic ataxia, which comes and goes. Stress or exercise can trigger it.
  • Research is finding new treatments for genetic ataxias.
     

Where Can I Learn More?

Summary:

  • Ataxia means trouble with movement or balance
  • Many things can cause it
  • Your doctor can help find the cause
  • Some of them can be reversed by appropriate treatment 
  • There are ways to help you improve, even if there is no cure

 

Copyright © 2018 International Parkinson and Movement Disorder Society (MDS).  All rights reserved.

Last updated: 2025
Reviewed translations: n/a

*Google-based automatic translation uses an algorithm to translate text, which may not fully capture the medical terminologies, original language's context, idiomatic expressions, or subtleties. As a result, some of the translations that have not been reviewed may be imprecise.

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