Symptom Information: Sort according to HPO 

1
 (HPO:0001010) Hypopigmentation of the skin Very frequent [Orphanet] 115122 IBIS 46 / 7739
2
 (HPO:0001107) Ocular albinism Very frequent [Orphanet] 1951438 IBIS 40 / 7739
3
 (HPO:0000505) Visual impairment Frequent [Orphanet] 1951438 IBIS 297 / 7739
4
 (HPO:0005599) Hypopigmentation of hair Very frequent [Orphanet] 13680365 IBIS 38 / 7739
5
 (HPO:0007370) Aplasia/Hypoplasia of the corpus callosum Occasional [Orphanet] 10332009 IBIS 180 / 7739
6
 (HPO:0000613) Photophobia Very frequent [Orphanet] 19060277 IBIS 158 / 7739
7
 (HPO:0000649) Abnormality of visual evoked potentials Frequent [Orphanet] 6187545 IBIS 34 / 7739
8
 (HPO:0000962) Hyperkeratosis Occasional [Orphanet] 216 / 7739
9
 (HPO:0007587) Numerous pigmented freckles Frequent [Orphanet] 22 / 7739
10
 (HPO:0000639) Nystagmus Very frequent [Orphanet] 1951438 IBIS 555 / 7739
11
 (HPO:0000486) Strabismus 1951438 IBIS 576 / 7739
12
 (HPO:0004349) Reduced bone mineral density Occasional [Orphanet] 165 / 7739
13
 (HPO:0007750) Hypoplasia of the fovea 1951438 IBIS 11 / 7739
14
 (HPO:0008069) Neoplasm of the skin Occasional [Orphanet] 84 / 7739
15
 (HPO:0011364) White hair 13680365 IBIS 4 / 7739
16
 (HPO:0200098) Absent skin pigmentation 115122 IBIS 2 / 7739
17
 (OMIM) Translucent irides 13825323 IBIS 3 / 7739
18
 (OMIM) Absent retinal pigment 20301345 IBIS 1 / 7739
19
 (OMIM) Albinotic optic disc 15059699 IBIS 1 / 7739
20
 (OMIM) Misrouting of the optic nerves at the chiasm 20301345 IBIS 2 / 7739
21
 (OMIM) Positive angle kappa (appearance of exotropia but no shift on cover test) 15059699 IBIS 2 / 7739
22
 (OMIM) Absent tyrosinase activity 2120217 IBIS 1 / 7739
23
 (HPO:0008059) Aplasia/Hypoplasia of the macula Very frequent [Orphanet] 11860983 IBIS 21 / 7739
24
 (HPO:0012795) Abnormality of the optic disc Frequent [Orphanet] 15059699 IBIS 187 / 7739