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Proposal for CT rhinosinusitis staging system
| Sinus inflammation staging (0% inflammation) |
||||||||
|---|---|---|---|---|---|---|---|---|
| Right sinus |
Left sinus |
|||||||
| 0 (0%) | 1A (1%–33%) | 1B (34%–66%) | 1C (67%–99%) | 0 (0%) | 1A (1%–33%%) | 1B (34%–66%) | 1C (67%–99%) | |
| Sinus | ||||||||
| Maxillary | ||||||||
| Anterior ethmoids | ||||||||
| Posterior ethmoids | ||||||||
| Sphenoid | ||||||||
| Frontal | ||||||||
| Ostiomeatal complex | ||||||||
