Table 2. Clinical Presentation of Bietti crystalline dystrophy (BCD) patients.
| Case | Age/ gender |
Visual acuity logmar |
Visual field |
CCD | RCD |
ERG |
|||
|---|---|---|---|---|---|---|---|---|---|
| OD | OS | Central | Periphery | fF | mF | ||||
| 1 |
31Y/M |
0.2 |
0.2 |
Defective |
Decreased |
+ |
+* |
Normal |
Reduced in central ring |
| |
32Y |
0.2 |
0.2 |
Defective |
Decreased |
+ |
+ |
ND |
ND |
| 2 |
26Y/M |
0.9 |
0.1 |
Defective |
Decreased |
NP |
+ |
Normal |
Reduced in central ring |
| |
27Y |
1 |
0.5 |
Defective |
Decreased |
NP |
+* |
ND |
ND |
| 3 | 21Y/F | 0.2 | 0.2 | Defective | Decreased | + | + | Reduced | Reduced in central ring |
Abbreviations: CCD represents corneal crystalline deposits, RCD represents retinal crystalline deposits, ND represents not documented, NP represents not present, fF represents full field, mF represents multifocal, * CNV represents choroidal neavascularization noted.