Symptom Information: Sort according to HPO 

1
(HPO:0000501) Glaucoma Frequent [Orphanet] 180 / 7739
2
(HPO:0000592) Blue sclerae Occasional [Orphanet] 85 / 7739
3
(HPO:0001053) Hypopigmented skin patches Very frequent [Orphanet] 80 / 7739
4
(HPO:0001250) Seizures Frequent [Orphanet] 1245 / 7739
5
(HPO:0002120) Cerebral cortical atrophy Very frequent [Orphanet] 187 / 7739
6
(HPO:0002353) EEG abnormality Frequent [Orphanet] 188 / 7739
7
(HPO:0002514) Cerebral calcification Frequent [Orphanet] 89 / 7739
8
(HPO:0004349) Reduced bone mineral density Very frequent [Orphanet] 165 / 7739
9
(HPO:0000953) Hyperpigmentation of the skin Very frequent [Orphanet] 75 / 7739
10
(HPO:0100026) Arteriovenous malformation Very frequent [Orphanet] 38 / 7739
11
(HPO:0011524) Iris melanoma Very frequent [Orphanet] 1 / 7739
12
(HPO:0001052) Nevus flammeus Very frequent [Orphanet] 88 / 7739
13
(HPO:0011331) Hemifacial atrophy Occasional [Orphanet] 79 / 7739
14
(HPO:0000763) Sensory neuropathy Very frequent [Orphanet] 78 / 7739
15
(HPO:0012758) Neurodevelopmental delay Frequent [Orphanet] 949 / 7739
16
(HPO:0030350) Erythematous papule Very frequent [Orphanet] 123 / 7739