Spinocerebellar ataxia type 1

Spinocerebellar ataxia type 1

Definition

Spinocerebellar ataxia type 1 (SCA1) is a subtype of type I autosomal dominant cerebellar ataxia (ADCA type I) characterized by dysarthria, writing difficulties, limb ataxia, and commonly nystagmus and saccadic abnormalities.

Also known as ATXN1 autosomal dominant cerebellar ataxia type I, autosomal dominant cerebellar ataxia type I caused by mutation in ATXN1, SCA1, spinocerebellar ataxia type 1 — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Central nervous system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Central nervous system Disease Has Primary Anatomic Site NCIT · CC BY 4.0
Nervous system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Nervous system Disease Has Primary Anatomic Site NCIT · CC BY 4.0