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Endonasal anatomical variations
| Anatomical variation | No. | % of patients |
|---|---|---|
| Septal deviation | 56 | 30.3 |
| Spina septi | 37 | 20 |
| Concha bullosa | 5 | 2.7 |
| Synechia | 5 | 2.7 |
| Extremely narrow | 2 | 1.1 |
| Absence chondroid septum | 2 | 1.1 |
| Pansinusitis | 1 | 0.5 |
| Hypercongestive mucosa | 1 | 0.5 |
| Polyps | 1 | 0.5 |
| Patients with variation | 89 | 48.1 |
