Symptom Information: Sort according to HPO 

1
(HPO:0000639) Nystagmus 555 / 7739
2
(HPO:0001256) Intellectual disability, mild rare [HPO:skoehler] 141 / 7739
3
(HPO:0001257) Spasticity 251 / 7739
4
(HPO:0001270) Motor delay 322 / 7739
5
(HPO:0001347) Hyperreflexia 363 / 7739
6
(HPO:0002079) Hypoplasia of the corpus callosum 161 / 7739
7
(HPO:0002352) Leukoencephalopathy 32 / 7739
8
(HPO:0003429) CNS hypomyelination 21 / 7739
9
(HPO:0003487) Babinski sign 179 / 7739
10
(HPO:0008936) Muscular hypotonia of the trunk 77 / 7739
11
(OMIM) Pallor of the optic disks (in some patients) 1 / 7739
12
(OMIM) Spasticity, lower limbs greater than upper limbs 1 / 7739
13
(OMIM) Independent walking never achieved 1 / 7739
14
(OMIM) White matter lesions in the supratentorial white matter, brainstem, cerebellum, and spinal cord 1 / 7739
15
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739
16
(HPO:0003593) Infantile onset 249 / 7739
17
(HPO:0003676) Progressive disorder 148 / 7739