Symptom Information: Sort according to HPO 

1
(HPO:0007924) Slow decrease in visual acuity 4 / 7739
2
(OMIM) Normal fundus on ophthalmoscopy 1 / 7739
3
(OMIM) Normal full-field electroretinogram 1 / 7739
4
(OMIM) Severely reduced focal macular electroretinogram 1 / 7739
5
(HPO:0000006) Autosomal dominant inheritance 2518 / 7739
6
(HPO:0007754) Macular dystrophy 26 / 7739