raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:98761

Spinocerebellar ataxia type 10

Synonyms: SCA10

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Adult
Status
active

Spinocerebellar ataxia type 10 (SCA10) is a subtype of type I autosomal dominant cerebellar ataxia (ADCA type I). It is characterized by slowly progressive cerebellar syndrome and epilepsy, sometimes mild pyramidal signs, peripheral neuropathy and neuropsychological disturbances.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSpinocerebellar ataxia type 10SCA10
frAtaxie spinocérébelleuse type 10= en
deAtaxie, spinozerebelläre, Typ 10= en
esAtaxia espinocerebelosa tipo 10= en
itAtassia spinocerebellare, tipo 10= en
nlSpinocerebellaire ataxie type 10= en
ptAtaxia espinocerebelosa tipo 10= en
plAtaksja rdzeniowo-móżdżkowa typu 10= en
csSpinocerebelární ataxie, typ 10= en
ukСпіноцеребеллярна атаксія, тип 10= en
zh脊髓小脑共济失调10型= en
trSpinoserebellar ataksi tip 10= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM603516Evalidated
ICD-10G11.2NTBTattributedvalidated
ICD-118A03.16NTBTindexvalidated
MONDO0011330Evalidated
MeSHC566874Evalidated
UMLSC1963674Evalidated
GARD10474Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ATXN10Disease-causing germline mutation(s) inAssessedHGNC:10549ENSG0000013063861115022q13.31ataxin 10
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

30 annotations · validated 2018-04-24
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001260Dysarthria
HP:0002066Gait ataxia
HP:0002073Progressive cerebellar ataxia
Frequent (79-30%)
HP:0001272Cerebellar atrophy
HP:0002075Dysdiadochokinesis
HP:0100660Dyskinesia
HP:0001310Dysmetria
HP:0011198EEG with generalized epileptiform discharges
HP:0002141Gait imbalance
HP:0000640Gaze-evoked nystagmus
HP:0002197Generalized-onset seizure
HP:0007772Impaired smooth pursuit
HP:0002080Intention tremor
HP:0030186Kinetic tremor
HP:0000639Nystagmus
HP:0002168Scanning speech
HP:0002317Unsteady gait
Occasional (29-5%)
HP:0000718Aggressive behavior
HP:0000741Apathy
HP:0003487Babinski sign
HP:0000716Depression
HP:0002384Focal impaired awareness seizure
HP:0011153Focal motor seizure
HP:0001290Generalized hypotonia
HP:0001347Hyperreflexia
HP:0001265Hyporeflexia
HP:0002061Lower limb spasticity
HP:0002360Sleep abnormality
HP:0002133Status epilepticus
HP:0000012Urinary urgency

Run the differential on the 3 obligate / very frequent terms

Annotation source: 11506407[PMID]_12164725[PMID]_17620556[PMID]_29624773[PMID]

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Sources for this card