Symptom Information: Sort according to HPO 

1
 (HPO:0000160) Narrow mouth Occasional [Orphanet] 188 / 7739
2
 (HPO:0000252) Microcephaly Very frequent [Orphanet] 832 / 7739
3
 (HPO:0000348) High forehead Occasional [Orphanet] 157 / 7739
4
 (HPO:0000384) Preauricular skin tag Very frequent [Orphanet] 62 / 7739
5
 (HPO:0000639) Nystagmus Occasional [Orphanet] 555 / 7739
6
 (HPO:0001250) Seizures Occasional [Orphanet] 1245 / 7739
7
 (HPO:0001276) Hypertonia Very frequent [Orphanet] 317 / 7739
8
 (HPO:0001511) Intrauterine growth retardation Frequent [Orphanet] 358 / 7739
9
 (HPO:0001608) Abnormality of the voice Occasional [Orphanet] 126 / 7739
10
 (HPO:0002119) Ventriculomegaly Very frequent [Orphanet] 253 / 7739
11
 (HPO:0030680) Abnormality of cardiovascular system morphology Occasional [Orphanet] 355 / 7739
12
 (HPO:0002750) Delayed skeletal maturation Very frequent [Orphanet] 250 / 7739
13
 (HPO:0003196) Short nose Occasional [Orphanet] 264 / 7739
14
 (HPO:0004322) Short stature Occasional [Orphanet] 1232 / 7739
15
 (HPO:0007370) Aplasia/Hypoplasia of the corpus callosum Very frequent [Orphanet] 180 / 7739
16
 (HPO:0010978) Abnormality of immune system physiology Very frequent [Orphanet] 148 / 7739
17
 (HPO:0100490) Camptodactyly of finger Frequent [Orphanet] 212 / 7739
18
 (HPO:0001762) Talipes equinovarus Frequent [Orphanet] 309 / 7739
19
 (HPO:0000411) Protruding ear Very frequent [Orphanet] 140 / 7739
20
 (HPO:0002705) High, narrow palate Frequent [Orphanet] 308 / 7739
21
 (HPO:0001522) Death in infancy Frequent [Orphanet] 275 / 7739
22
 (HPO:0000277) Abnormality of the mandible Frequent [Orphanet] 394 / 7739
23
 (HPO:0004325) Decreased body weight Very frequent [Orphanet] 492 / 7739
24
 (HPO:0012758) Neurodevelopmental delay Very frequent [Orphanet] 949 / 7739
25
 (HPO:0002577) Abnormality of the stomach Occasional [Orphanet] 84 / 7739
26
 (HPO:0012795) Abnormality of the optic disc Occasional [Orphanet] 187 / 7739