Symptom Information: Sort according to HPO 

1
(HPO:0000613) Photophobia Occasional [Orphanet] 158 / 7739
2
(HPO:0000512) Abnormal electroretinogram Occasional [Orphanet] 61 / 7739
3
(HPO:0000510) Rod-cone dystrophy Occasional [Orphanet] 266 / 7739
4
(HPO:0000505) Visual impairment Occasional [Orphanet] 297 / 7739
5
(HPO:0001131) Corneal dystrophy Occasional [Orphanet] 56 / 7739
6
(HPO:0000642) Red-green dyschromatopsia Occasional [Orphanet] 25 / 7739
7
(HPO:0000545) Myopia 286 / 7739
8
(HPO:0000639) Nystagmus Common [HPO:probinson] 555 / 7739
9
(HPO:0007939) Blue cone monochromacy 1 / 7739
10
(HPO:0008002) Abnormality of macular pigmentation Occasional [HPO:probinson] 20 / 7739
11
(OMIM) Colorblindness, blue cone monochromacy type 1 / 7739
12
(HPO:0012043) Pendular nystagmus 11 / 7739
13
(OMIM) Macular retinal pigment epithelial changes (in some patients) 1 / 7739
14
(HPO:0001419) X-linked recessive inheritance 189 / 7739
15
(HPO:0007663) Reduced visual acuity 100 / 7739