Symptom Information: Sort according to HPO 

1
(HPO:0000510) Rod-cone dystrophy 266 / 7739
2
(HPO:0000550) Undetectable electroretinogram 25 / 7739
3
(HPO:0000572) Visual loss 272 / 7739
4
(HPO:0001270) Motor delay 322 / 7739
5
(HPO:0008555) Absent vestibular function 2 / 7739
6
(OMIM) Profound sensorineural hearing loss 1 / 7739