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A rare hereditary ataxia characterized by adult onset of slowly progressive cerebellar degeneration with gait ataxia, dysmetria, dysarthria, and in some cases diplopia. Cognitive functions are normal, and seizures are absent. Magnetic resonance imaging reveals mild atrophy of the cerebellar vermis.
Biomarker and diagnostic research for spinocerebellar ataxia 47 has been reported in the published literature.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for spinocerebellar ataxia 47.
28 publications have been identified in PubMed for spinocerebellar ataxia 47. Research spans Basic Science / Preclinical (25%), Epidemiology / Natural History (25%), and Diagnostic / Biomarker (14%).
Research Type | Count | % of Total |
|---|---|---|
Laboratory research | 7 | 25% |
Data assembled from 4 of 12 sources · Last updated Sep 19, 2026, 4:33 PM UTC
Online Mendelian Inheritance in Man
European rare disease database
7 |
25% |
Testing and diagnosis research | 4 | 14% |
Patient case studies | 4 | 14% |
Clinical study results | 3 | 11% |
Other research | 2 | 7% |
Research summaries | 1 | 4% |
Meyer CC (2026). [PMID: 41854058](https://pubmed.ncbi.nlm.nih.gov/41854058/). *Hum Mol Genet*. [Epidemiology / Natural History]
Onder H (2026). [PMID: 41504964](https://pubmed.ncbi.nlm.nih.gov/41504964/). *Neurol Sci*. [Other]
Joffily L (2026). [PMID: 40790250](https://pubmed.ncbi.nlm.nih.gov/40790250/). *Ear Hear*. [Review / Meta-Analysis]
Alm V (2026). [PMID: 41603480](https://pubmed.ncbi.nlm.nih.gov/41603480/). *Eur J Neurol*. [Epidemiology / Natural History]
Indelicato E (2026). [PMID: 41775907](https://pubmed.ncbi.nlm.nih.gov/41775907/). *Cerebellum*. [Basic Science / Preclinical]
Rezende TJR (2026). [PMID: 41665609](https://pubmed.ncbi.nlm.nih.gov/41665609/). *Ann Clin Transl Neurol*. [Clinical Trial Publication]
Vieira AA (2026). [PMID: 41770293](https://pubmed.ncbi.nlm.nih.gov/41770293/). *Cerebellum*. [Basic Science / Preclinical]
Saffie-Awad P (2025). [PMID: 40459184](https://pubmed.ncbi.nlm.nih.gov/40459184/). *Mov Disord*. [Basic Science / Preclinical]
Colona VL (2025). [PMID: 41457191](https://pubmed.ncbi.nlm.nih.gov/41457191/). *Neurol Sci*. [Case Report / Case Series]
Viart NM (2025). [PMID: 40069712](https://pubmed.ncbi.nlm.nih.gov/40069712/). *Breast Cancer Res*. [Epidemiology / Natural History]