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Types of Sinuses Involved.
| Sl. No | Types of Sinuses | No. of patients |
|---|---|---|
| 1. | Pan sinus (frontal + ethmoid + maxillary + sphenoid) | 58 (29%) |
| 2. | Maxillary + ethmoid + sphenoid | 35 (18%) |
| 3. | Frontal + ethmoid + maxillary | 18 (9%) |
| 4. | Ethmoid + maxillary | 47 (24%) |
| 5. | Ethmoid + sphenoid | 2 (1%) |
| 6. | Ethmoid | 8 (4%) |
| 7. | Maxillary | 29 (15%) |
