Table 1. Clinical features of the families with the p.R838P mutation in GUCY2D.

Individual	Age	Visual acuity (RE/ LE)	Fundus findings	Central scotoma	Color vision	Nystagmus
II:1	70	0.01/0.01	Macular degeneration	+++	Normal	+
II: 3	61	0.3/0.2	Macular degeneration	N/A	Normal	+
II:4	59	0.01/0.01	Macular degeneration Salt-and-pepper fundus appearance in the posterior pole	++	Normal	+
III:2	35	0.2/0.2	Tapetoretinal degeneration Salt-and-pepper fundus appearance	++	Normal	+
III:5	28	0.3/0.1	Discreet salt-and-pepper fundus appearance	++	Normal	+
IV:1	21	N/A	Salt-and-pepper fundus appearance	++	Normal	+
IV:2	15	0.1/0.1	Poorly distinguishable macula	+	Normal	+