Subperiosteal abscess anterior to the left maxilla, adjacent to a periapical radiolucency of the left maxillary canine suggestive of periapical abscess (ADA 11/FDI 23). This tooth has severe caries.
Left facial and preseptal/periorbital cellulitis, as evidenced by fat stranding and soft tissue swelling of the soft tissues of the left cheek, including canine space cellulitis.
Left orbital cellulitis, as evidenced by confluent edema/phlegmon in the postseptal extraconal fat inferiorly. The aforementioned subperiosteal abscess extends along the postseptal orbital floor, best seen on sagittal images. Left eye proptosis with straightening of the optic nerve.
Old left medial orbital wall blowout fracture. Mild mucosal thickening in the left maxillary sinus and left anterior ethmoid air cells. Multiple other teeth have caries, periodontal ligament space widening, and/or periapical lucencies.