Symptom Information: Sort according to HPO 

1
(HPO:0000572) Visual loss Very frequent [Orphanet] 272 / 7739
2
(HPO:0002334) Abnormality of the cerebellar vermis Very frequent [Orphanet] 137 / 7739
3
(HPO:0001252) Muscular hypotonia Very frequent [Orphanet] 990 / 7739
4
(HPO:0001324) Muscle weakness 859 / 7739
5
(HPO:0001251) Ataxia 413 / 7739
6
(HPO:0002066) Gait ataxia Very frequent [Orphanet] 327 / 7739
7
(HPO:0000512) Abnormal electroretinogram Very frequent [Orphanet] 61 / 7739
8
(HPO:0000510) Rod-cone dystrophy Very frequent [Orphanet] 266 / 7739
9
(HPO:0000639) Nystagmus Very frequent [Orphanet] 555 / 7739
10
(HPO:0001321) Cerebellar hypoplasia 114 / 7739
11
(HPO:0001337) Tremor 200 / 7739
12
(HPO:0008947) Infantile muscular hypotonia 482 / 7739
13
(HPO:0010547) Muscle flaccidity 466 / 7739
14
(HPO:0012795) Abnormality of the optic disc Very frequent [Orphanet] 187 / 7739
15
(HPO:0012758) Neurodevelopmental delay Very frequent [Orphanet] 949 / 7739
16
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739