episodic ataxia type 7
MONDO:0012755Mondo
Findings
No curated finding names episodic ataxia type 7 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Episodic ataxia type 7 (EA7) is an exceedingly rare form of Hereditary episodic ataxia characterized by ataxia with weakness, vertigo, and dysarthria without interictal findings.
Definition from the Mondo Disease Ontology (MONDO:0012755), read 2026-09-29. CC BY 4.0.
Features
11 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)
- Episodic ataxiaHPOHP:0002131
- Very frequent (80% to 99% of cases)
- Muscle weaknessHPOHP:0001324
- Very frequent (80% to 99% of cases)
- VertigoHPOHP:0002321
- Very frequent (80% to 99% of cases)
- NystagmusHPOHP:0000639
- Frequent (30% to 79% of cases)
- Cognitive impairmentHPOHP:0100543
- Occasional (5% to 29% of cases)
- DiplopiaHPOHP:0000651
- Occasional (5% to 29% of cases)
- Hyperkinetic movementsHPOHP:0002487
- Occasional (5% to 29% of cases)
- MigraineHPOHP:0002076
- Occasional (5% to 29% of cases)
- MyokymiaHPOHP:0002411
- Occasional (5% to 29% of cases)
- TinnitusHPOHP:0000360
- Occasional (5% to 29% of cases)
Where it sits
- A kind of