Symptom Information: Sort according to HPO 

1
(HPO:0007441) Hyperpigmented/hypopigmented macules Very frequent [IBIS] 25382520 IBIS 6 / 7739
2
(HPO:0000473) Torticollis Frequent [Orphanet] 16817193 IBIS 42 / 7739
3
(HPO:0000643) Blepharospasm Frequent [Orphanet] X 20 / 7739
4
(HPO:0001332) Dystonia Frequent [Orphanet] 25382520 IBIS 197 / 7739
5
(HPO:0002356) Writer's cramp Frequent [Orphanet] X 16 / 7739
6
(MedDRA:10025421) Macule Very frequent [Orphanet] X 55 / 7739
7
(HPO:0001053) Hypopigmented skin patches Very frequent [Orphanet] 25382520 IBIS 80 / 7739
8
(HPO:0005590) Spotty hypopigmentation Very frequent [Orphanet] hallmark [HPO] 25382520 IBIS 10 / 7739
9
(HPO:0007400) Irregular hyperpigmentation Very frequent [Orphanet] 25382520 IBIS 72 / 7739
10
(HPO:0007427) Reticulated skin pigmentation Very frequent [Orphanet] 25382520 IBIS 7 / 7739
11
(HPO:0007588) Reticular hyperpigmentation Very frequent [Orphanet] 25382520 IBIS 9 / 7739
12
(HPO:0001034) Hypermelanotic macule Very frequent [Orphanet] 25382520 IBIS 22 / 7739
13
(HPO:0005585) Spotty hyperpigmentation 25382520 IBIS 8 / 7739
14
(HPO:0000750) Delayed speech and language development 25382520 IBIS 197 / 7739
15
(HPO:0000719) Inappropriate behavior 25382520 IBIS 5 / 7739
16
(HPO:0007587) Numerous pigmented freckles 25382520 IBIS 22 / 7739
17
(HPO:0001288) Gait disturbance 25382520 IBIS 318 / 7739
18
(HPO:0001276) Hypertonia 25382520 IBIS 317 / 7739
19
(HPO:0006801) Hyperactive deep tendon reflexes 25382520 IBIS 21 / 7739
20
(HPO:0002135) Basal ganglia calcification 25382520 IBIS 37 / 7739
21
(HPO:0002376) Developmental regression 25382520 IBIS 74 / 7739
22
(HPO:0001250) Seizures 25382520 IBIS 1245 / 7739
23
(HPO:0000729) Autistic behavior 25382520 IBIS 27 / 7739
24
(HPO:0000716) Depression 25382520 IBIS 99 / 7739
25
(HPO:0001304) Torsion dystonia 7911621 IBIS 13 / 7739
26
(HPO:0002514) Cerebral calcification 16817193 IBIS 89 / 7739
27
(HPO:0001268) Mental deterioration 16817193 IBIS 88 / 7739
28
(HPO:0002571) Achalasia 22594859 IBIS 19 / 7739
29
(HPO:0002533) Abnormal posturing 19584476 IBIS 6 / 7739
30
(HPO:0000508) Ptosis 19584476 IBIS 459 / 7739
31
(HPO:0001999) Abnormal facial shape 19584476 IBIS 169 / 7739
32
(HPO:0000343) Long philtrum 19584476 IBIS 262 / 7739
33
(HPO:0000737) Irritability 16817193 IBIS 93 / 7739