Figure 4. Fundus images of three patients with BCD or STGD. A: Fundus images of patient 019,976 in stage 3, carrying the mutations in CYP4V2 c.802–8_810del17insGC/p.L426F show a few crystal deposits, RPE atrophy, choroidal sclerosis, and pigment deposits. B: Fundus images of patient 019491 with Stargardt disease (STGD) in stage 4, carrying mutations in ABCA4 c.5196+1G>A/c.4773+1G>T [32], display a similar fundus appearance except the crystal deposits. C: Patient 028,141 without a mutation in CYP4V2 in the present study shows RPE atrophy, choroidal sclerosis, and pigment deposits.