Symptom Information: Sort according to HPO 

1
 (HPO:0001260) Dysarthria 329 / 7739
2
 (HPO:0001324) Muscle weakness 859 / 7739
3
 (HPO:0002131) Episodic ataxia 16 / 7739
4
 (HPO:0002321) Vertigo 58 / 7739
5
 (OMIM) Normal interictal neurologic examination 1 / 7739
6
 (HPO:0000006) Autosomal dominant inheritance 2518 / 7739