Symptom Information: Sort according to HPO 

1
(HPO:0000252) Microcephaly 832 / 7739
2
(HPO:0000486) Strabismus 576 / 7739
3
(HPO:0000639) Nystagmus 555 / 7739
4
(HPO:0001250) Seizures occasional [HPO:skoehler] 1245 / 7739
5
(HPO:0001257) Spasticity 251 / 7739
6
(HPO:0001263) Global developmental delay 853 / 7739
7
(HPO:0001274) Agenesis of corpus callosum 142 / 7739
8
(HPO:0002079) Hypoplasia of the corpus callosum 161 / 7739
9
(HPO:0002126) Polymicrogyria 64 / 7739
10
(HPO:0002342) Intellectual disability, moderate 37 / 7739
11
(HPO:0002365) Hypoplasia of the brainstem 41 / 7739
12
(HPO:0008936) Muscular hypotonia of the trunk 77 / 7739
13
(OMIM) Mental retardation, mild to severe 14 / 7739
14
(HPO:0000750) Delayed speech and language development 197 / 7739
15
(HPO:0001327) Photomyoclonic seizures 125 / 7739
16
(OMIM) Neuronal migration defect 4 / 7739
17
(OMIM) Defect in axonal guidance 1 / 7739
18
(OMIM) Cortical dysgenesis, complex 1 / 7739
19
(HPO:0007095) Frontoparietal polymicrogyria 4 / 7739
20
(HPO:0012650) Perisylvian polymicrogyria 2 / 7739
21
(OMIM) Gyral disorganization 2 / 7739
22
(OMIM) Gyral simplification 1 / 7739
23
(OMIM) Dysplastic cerebellar vermis 1 / 7739
24
(OMIM) Dysmorphic basal ganglia 4 / 7739
25
(OMIM) Fusion of the basal ganglia 1 / 7739
26
(OMIM) Misorientation of pyramidal fibers 1 / 7739
27
(HPO:0002539) Cortical dysplasia 19 / 7739