| Clinical information | Number of patients | Percentage (%) |
| Posterior segment states | 29 | 55.76 |
| Preoperative assessment | 12 | 23.10 |
| Trauma | 5 | 9.61 |
| Controls | 5 | 9.61 |
| Stained glass stain | 1 | 1.92 |
| Total | 52 | 100% |