Symptom Information: Sort according to HPO 

1
(HPO:0000639) Nystagmus 555 / 7739
2
(HPO:0002078) Truncal ataxia 41 / 7739
3
(HPO:0002120) Cerebral cortical atrophy 187 / 7739
4
(HPO:0002313) Spastic paraparesis 33 / 7739
5
(HPO:0006827) Atrophy of the spinal cord 5 / 7739
6
(HPO:0010530) Palatal myoclonus 2 / 7739
7
(OMIM) CT and MRI show mild atrophy of the cerebral and cerebellar cortex and severe atrophy of the medulla and spinal cord, with normal pons and olives 1 / 7739
8
(OMIM) Rhythmic myoclonus of palate, pharynx, larynx, and face 1 / 7739
9
(HPO:0000006) Autosomal dominant inheritance 2518 / 7739
10
(HPO:0003581) Adult onset 117 / 7739