Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Ataxia
Very frequent (80-99%)HP:0001251
Involuntary, rapid, rhythmic eye movements
Very frequent (80-99%)HP:0000639
Vertigo
Very frequent (80-99%)HP:0002321
Difficulty articulating speech
Frequent (30-79%)HP:0001260
Double vision
Frequent (30-79%)HP:0000651
Migraine headache
Frequent (30-79%)HP:0002076
Nausea and vomiting
Frequent (30-79%)HP:0002017
Paralysis on one side of body
Frequent (30-79%)HP:0002301
Ringing in ears
Frequent (30-79%)HP:0000360
Behavioural disorders
Occasional (5-29%)HP:0000708
Mental-retardation
Occasional (5-29%)HP:0001249
Torticollis
Occasional (5-29%)HP:0000473
Vermian atrophy
Occasional (5-29%)HP:0006855
Delayed relaxation of muscle fibres after contraction
HP:0002486
Downbeat nystagmus
HP:0010545
Dystonic movements
HP:0001332
Gaze-evoked nystagmus
HP:0000640
Interictal vestibular dysfunction
HP:0001751
Muscle weakness
HP:0001324
Paresthesia
HP:0003401
Paroxysmal ataxia
HP:0002131
Progressive cerebellar ataxia
HP:0002073
Saccadic slow pursuit
HP:0001152
Related Conditions
Quick Facts
- SNOMED CT
- 420932006
- UMLS CUI
- C1720416
- Fully Specified Name
- Episodic ataxia type 2 (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 23
Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.
Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.