Spinocerebellar ataxia type 21
Spinocerebellar ataxia type 21 (SCA21) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I; see this term). It is characterized by slowly progressive cerebellar ataxia mild cognitive impairment postural and/or resting tremor bradykinesia and rigidity.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http: //www.orphadata.org. Data version October 2023.
Newly diagnosed with
Spinocerebellar ataxia type 21?
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Our mission is to connect families, resources, and the medical community to advance research for a treatment or cure to DDX3X Syndrome. Our ultimate goal is to accelerate brain function in individuals affected by DDX3X Syndrome through advances in cell and gene therapy and pharmaceuticals.
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
The National Ataxia Foundation (NAF) was established in 1957 to help persons with Ataxia and their families. Our mission is to accelerate the development of treatments and a cure while working to improve the lives of those living with Ataxia. NAF’s vision of a world without Ataxia will be accomplished through our primary programs of funding Ataxia research, providing vital programs and services fo
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Curing single-gene disorders
COMBINEDBrain is a consortium for outcome measures and biomarkers for neurodevelopmental disorders. We are collaborating to cure rare, non-verbal brain disorders.
Syndromes Without A Name (SWAN) Australia
Provide information, support and advocacy to families caring for a child with an undiagnosed or rare genetic condition.
Childhood Dementia Initiative
Childhood Dementia Initiative (CDI) is driving world first action in the consideration of the 70+ genetic conditions that cause childhood dementia under the one umbrella.
Genetic Support Network of Victoria
The Genetic Support Network of Victoria is an organisation that supports people living with genetic, undiagnosed and rare conditions and those who support them including community and families, patient support organisations, health professionals and industry. Our vision is our community flourishing and living their best lives.
KIF1A.ORG is a global community dedicated to improving the lives of those affected by KIF1A Associated Neurological Disorder (KAND) and accelerating research to find a cure.
For a list of clinical trials in this disease area, please click here.