Symptom Information: Sort according to HPO 

1
 (HPO:0000360) Tinnitus Occasional [Orphanet] 29 / 7739
2
 (HPO:0000365) Hearing impairment Occasional [Orphanet] 539 / 7739
3
 (HPO:0000496) Abnormality of eye movement Occasional [Orphanet] 79 / 7739
4
 (HPO:0000520) Proptosis Occasional [Orphanet] 192 / 7739
5
 (HPO:0000708) Behavioral abnormality Occasional [Orphanet] 212 / 7739
6
 (HPO:0001250) Seizures Frequent [Orphanet] 1245 / 7739
7
 (HPO:0001287) Meningitis Occasional [Orphanet] 46 / 7739
8
 (HPO:0002017) Nausea and vomiting Occasional [Orphanet] 134 / 7739
9
 (HPO:0002167) Neurological speech impairment Occasional [Orphanet] 308 / 7739
10
 (HPO:0002170) Intracranial hemorrhage Occasional [Orphanet] 40 / 7739
11
 (HPO:0002617) Aneurysm Very frequent [Orphanet] 34 / 7739
12
 (HPO:0004372) Reduced consciousness/confusion Occasional [Orphanet] 73 / 7739
13
 (HPO:0004374) Hemiplegia/hemiparesis Frequent [Orphanet] 158 / 7739
14
 (HPO:0008046) Abnormality of the retinal vasculature Very frequent [Orphanet] 41 / 7739
15
 (HPO:0100021) Cerebral palsy Frequent [Orphanet] 36 / 7739
16
 (HPO:0100784) Peripheral arteriovenous fistula Very frequent [Orphanet] 9 / 7739
17
 (HPO:0100026) Arteriovenous malformation Very frequent [Orphanet] 38 / 7739
18
 (HPO:0000572) Visual loss Frequent [Orphanet] 272 / 7739
19
 (HPO:0000271) Abnormality of the face Frequent [Orphanet] 108 / 7739
20
 (HPO:0001052) Nevus flammeus Very frequent [Orphanet] 88 / 7739
21
 (HPO:0002315) Headache Frequent [Orphanet] 175 / 7739
22
 (HPO:0000510) Rod-cone dystrophy Occasional [Orphanet] 266 / 7739
23
 (HPO:0012758) Neurodevelopmental delay Frequent [Orphanet] 949 / 7739
24
 (HPO:0000606) Abnormality of the periorbital region Occasional [Orphanet] 96 / 7739