spinocerebellar ataxia type 30
MONDO:0013241Mondo
Findings
No curated finding names spinocerebellar ataxia type 30 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Spinocerebellar ataxia type 30 (SCA30) is a very rare subtype of autosomal dominant cerebellar ataxia type III (ADCA type III) characterized by a slowly progressive and relatively pure ataxia.
Definition from the Mondo Disease Ontology (MONDO:0013241), read 2026-09-29. CC BY 4.0.
Features
6 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- DysarthriaHPOHP:0001260
- Very frequent (80% to 99% of cases)
- Gait ataxiaHPOHP:0002066
- Very frequent (80% to 99% of cases)
- Limb ataxiaHPOHP:0002070
- Very frequent (80% to 99% of cases)
- Cerebellar vermis atrophyHPOHP:0006855
- Occasional (5% to 29% of cases)
- Gaze-evoked nystagmusHPOHP:0000640
- Occasional (5% to 29% of cases)
- Lower limb hyperreflexiaHPOHP:0002395
- Occasional (5% to 29% of cases)
Where it sits
Other names
1 name
Resolves to: spinocerebellar ataxia type 30
- Also called
- SCA30