| Phenotype details |
see paper; ..., 20y-reduced acuity (HP:0007663), mild nyctalopia (HP:0000662), blind spots (HP:0000575); irregular peripheral pigment (HP:0007703), pale discs (HP:0000543), cystoid macular edema (HP:0011505), vitreous opacities (HP:0007648), attenuated sheathed vessels (HP:0007843), peripheral retinal exudate (HP:0001147); 30y-subnormal PERG, rod specific ERG markedly subnormal, bright flash subnormal with unusual bifid b waves, cone specific delayed and subnormal, profound rod>cone dysfunction; 29y-colour vision Ishihara R 17/17 L 13/17; 36y-octopus visual fields central 20-30 degrees retained on R, 30-50 degrees on L;37y 24-2 central scotomas, fields constricted to 15 degrees each eye; presenting VA logMAR (Snellen) R 0.3 (20/40), L 0.18 (20/30); latest VA logMAR R 0.6 (20/80), L 0.6 (20/80); latest refractive error, dioptres R 0/-0.50x100, L +1.00/-0.75x110 |