Close
- complete opacification of the left maxillary sinus and ethmoid infundibulum with evidence of osteitis, suggesting a component of chronic sinusitis
- intrasinus material is isodense (on soft tissue windows, not shown); no intrasinus calcification
- mild narrowing of the left middle meatus secondary to bulging of the medial wall of the maxillary sinus and paradoxical rotation of the middle turbinate