Figure 1.

(A) A soft tissue window CT showing a soft tissue mass in the maxillary sinus in addition to a bony defect in the posterior maxillary wall. (B) A bone window CT showing the mass and bone defect in the posterior maxillary wall. (C) A MRI showing a soft tissue intensity extending from the right maxillary sinus into the pterygopalatine fossa and into the orbital apex.