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Post-treatment visual acuity and position of the optic canal.
| Parameters | No. of patients | Percentage (%) |
|---|---|---|
| Post-treatment visual acuity | ||
| No light perception | 12 | 41.38 |
| Light perception | 6 | 20.69 |
| Hand movement | 1 | 3.45 |
| Finger counting | 1 | 3.45 |
| Visual acuity chart | 9 | 31.03 |
| Position of the optic canal | ||
| Sphenoid sinus | 20 | 68.96 |
| Ethmoid sinus | 7 | 24.14 |
| Poor sphenoidal sinus gasification | 2 | 6.9 |
