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Clinical picture of patients
| Feature | Number | Percentage | |
|---|---|---|---|
| Ocular pain | 127 | 84.7% | |
| Relative afferent pupillary defect | 142 | 94.7% | |
| Color vision impairment | 131 | 87.3% | |
| Visual field defects | central and paracentral | 95 | 63.3% |
| arcuate | 15 | 10% | |
| altitudinal | 8 | 5.3% | |
| nasal step | 6 | 4.0% | |
| hemi field | 4 | 2.7% | |
| non specific | 22 | 14.7% | |
| Total | 150 | 100% | |
