CT
Coronal non-contrast
Axial non-contrast
Axial bone window
Coronal bone window
Sagittal bone window
Opacification of the left ethmoidal, maxillary and both frontal sinuses.
Widening of the left osteomeatal complex.
Destruction of the bony septae of the left ethmoidal air cells, medial wall of the maxillary sinus and floor of the right side of the anterior cranial fossa, including the posterior wall of the right frontal sinus.