Symptom Information: Sort according to HPO 

1
(HPO:0000252) Microcephaly 832 / 7739
2
(HPO:0001250) Seizures variable [HPO:skoehler] 1245 / 7739
3
(HPO:0001263) Global developmental delay 853 / 7739
4
(HPO:0001274) Agenesis of corpus callosum 142 / 7739
5
(HPO:0001276) Hypertonia rare [HPO:skoehler] 317 / 7739
6
(HPO:0001339) Lissencephaly 30 / 7739
7
(HPO:0002187) Intellectual disability, profound 44 / 7739
8
(HPO:0004322) Short stature rare [HPO:skoehler] 1232 / 7739
9
(HPO:0001510) Growth delay 295 / 7739
10
(OMIM) Microcephaly, profound (at least 10 SD below mean) 1 / 7739
11
(HPO:0001327) Photomyoclonic seizures 125 / 7739
12
(OMIM) Small shrunken brain 1 / 7739
13
(OMIM) Simplified gyral pattern 11 / 7739
14
(OMIM) Thin cerebral cortex 1 / 7739
15
(OMIM) Abnormal cortical layering 1 / 7739
16
(OMIM) Reduced numbers of neurons 1 / 7739
17
(OMIM) Small cerebellum 6 / 7739
18
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739
19
(HPO:0003577) Congenital onset 133 / 7739
20
(HPO:0009879) Cortical gyral simplification 24 / 7739