Synonyms: Episodic ataxia type 8
Episodic ataxia with slurred speech is a rare hereditary ataxia characterized by recurrent episodes of ataxia with variable frequency and duration associated with slurred speech generalized muscle weakness and balance disturbance. Other symptoms may occur between episodes including intention tremor gait ataxia mild dysarthria myokymia migraine and nystagmus.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version April 2026
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Episodic ataxia with slurred speech?
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Advocacy Organizations
Ataxia and me
To relieve the needs of sufferers of Ataxia or other neurological disorders, their families and carers for the public benefit by providing patient led support and by raising awareness of such conditions."
National Ataxia Foundation
To accelerate the development of treatments and a cure while working to improve the lives of those living with Ataxia.
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Clinical Trials
For a list of clinical trials in this disease area, please click here.