Symptom Information: Sort according to HPO 

1
 (HPO:0000252) Microcephaly Occasional [HPO:probinson] 832 / 7739
2
 (HPO:0000295) Doll-like facies Occasional [HPO:probinson] 5 / 7739
3
 (HPO:0000407) Sensorineural hearing impairment Occasional [HPO:probinson] 524 / 7739
4
 (HPO:0000639) Nystagmus Occasional [HPO:probinson] 555 / 7739
5
 (HPO:0000750) Delayed speech and language development Occasional [HPO:probinson] 197 / 7739
6
 (HPO:0001250) Seizures Occasional [HPO:probinson] 1245 / 7739
7
 (HPO:0001251) Ataxia Occasional [HPO:probinson] 413 / 7739
8
 (HPO:0001257) Spasticity Occasional [HPO:probinson] 251 / 7739
9
 (HPO:0001332) Dystonia Occasional [HPO:probinson] 197 / 7739
10
 (HPO:0002119) Ventriculomegaly Occasional [HPO:probinson] 253 / 7739
11
 (HPO:0002305) Athetosis Occasional [HPO:probinson] 31 / 7739
12
 (HPO:0002352) Leukoencephalopathy Occasional [HPO:probinson] 32 / 7739
13
 (HPO:0002465) Poor speech 31 / 7739
14
 (HPO:0002514) Cerebral calcification Occasional [HPO:probinson] 89 / 7739
15
 (HPO:0007042) Focal white matter lesions 7 / 7739
16
 (HPO:0011344) Severe global developmental delay Occasional [HPO:probinson] 46 / 7739
17
 (HPO:0011400) Abnormal CNS myelination Occasional [HPO:probinson] 10 / 7739
18
 (OMIM) Delayed psychomotor development, severe 14 / 7739
19
 (OMIM) Most patients achieve walking with aid 1 / 7739
20
 (OMIM) Multifocal white matter lesions 1 / 7739
21
 (OMIM) Sparing of central white matter structures 1 / 7739
22
 (OMIM) Anterior temporal lobe subcortical cysts 1 / 7739
23
 (OMIM) Pericystic abnormal myelination 1 / 7739
24
 (OMIM) No evidence of perinatal infection 1 / 7739
25
 (HPO:0000007) Autosomal recessive inheritance 2538 / 7739
26
 (HPO:0003593) Infantile onset Occasional [HPO:probinson] 249 / 7739
27
 (HPO:0003677) Slow progression 134 / 7739