Symptom Information: Sort according to HPO 

1
(HPO:0000252) Microcephaly 832 / 7739
2
(HPO:0000340) Sloping forehead 86 / 7739
3
(HPO:0000347) Micrognathia 426 / 7739
4
(HPO:0000400) Macrotia 108 / 7739
5
(HPO:0001176) Large hands 43 / 7739
6
(HPO:0001250) Seizures 1245 / 7739
7
(HPO:0001263) Global developmental delay 853 / 7739
8
(HPO:0001298) Encephalopathy 72 / 7739
9
(HPO:0001321) Cerebellar hypoplasia 114 / 7739
10
(HPO:0001347) Hyperreflexia 363 / 7739
11
(HPO:0002267) Exaggerated startle response 42 / 7739
12
(HPO:0001508) Failure to thrive 454 / 7739
13
(HPO:0002079) Hypoplasia of the corpus callosum 161 / 7739
14
(HPO:0002093) Respiratory insufficiency 410 / 7739
15
(HPO:0002119) Ventriculomegaly 253 / 7739
16
(HPO:0002510) Spastic tetraplegia 54 / 7739
17
(HPO:0002521) Hypsarrhythmia 43 / 7739
18
(HPO:0002539) Cortical dysplasia 19 / 7739
19
(HPO:0008936) Muscular hypotonia of the trunk 77 / 7739
20
(HPO:0011968) Feeding difficulties 240 / 7739
21
(HPO:0012448) Delayed myelination 51 / 7739
22
(HPO:0100704) Cortical visual impairment 28 / 7739
23
(HPO:0000253) Progressive microcephaly 37 / 7739
24
(OMIM) Large feet 12 / 7739
25
(HPO:0002448) Progressive encephalopathy 6 / 7739
26
(OMIM) Delayed psychomotor development, profound 3 / 7739
27
(OMIM) Appendicular hypertonia 1 / 7739
28
(OMIM) Jitteriness 1 / 7739
29
(OMIM) Burst suppression pattern seen on EEG 1 / 7739
30
(OMIM) Multiple independent spike foci 1 / 7739
31
(OMIM) Brain imaging shows cortical atrophy 1 / 7739
32
(OMIM) Pontine hypoplasia 8 / 7739
33
(OMIM) Simplified gyral pattern 11 / 7739
34
(OMIM) Decreased asparagine levels (in some patients) 1 / 7739
35
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739
36
(HPO:0001833) Long foot 33 / 7739
37
(HPO:0003676) Progressive disorder 148 / 7739
38
(HPO:0009879) Cortical gyral simplification 24 / 7739
39
(HPO:0012110) Hypoplasia of the pons 16 / 7739