Central Nervous System
- Spinocerebellar ataxia [SNOMEDCT: 129609000] [UMLS: C0087012 HPO: HP:0007263]
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Gait instability [SNOMEDCT: 22631008] [UMLS: C0231686 HPO: HP:0002317] [HPO: HP:0002317]
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Dysarthria [SNOMEDCT: 8011004] [ICD9CM: 784.51, 438.13] [UMLS: C0013362 HPO: HP:0001260] [HPO: HP:0001260]
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Tremor (in some patients) [SNOMEDCT: 26079004] [ICD10CM: R25.1] [UMLS: C0040822 HPO: HP:0001337] [HPO: HP:0001337]
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Pyramidal signs (in some patients) [SNOMEDCT: 14648003] [UMLS: C0234132 HPO: HP:0007256] [HPO: HP:0007256]
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Hyperreflexia (in some patients) [SNOMEDCT: 86854008] [UMLS: C0151889 HPO: HP:0001347] [HPO: HP:0001347]
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Spasticity (in some patients) [SNOMEDCT: 397790002, 221360009] [UMLS: C0026838 HPO: HP:0001257] [HPO: HP:0001257]
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Myokymia orbicularis (in some patients) [SNOMEDCT: 726408005] [UMLS: C4324277 HPO: HP:0031166] [HPO: HP:0031166]
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Cerebellar atrophy [UMLS: C0740279 HPO: HP:0001272] [HPO: HP:0001272]