FIG 2. Axial bone-window CT scans.

A and B, Images obtained through the pterygopalatine fossa at initial presentation (A) and 14 months later (B) show widening of the left pterygopalatine fossa.

C, Image obtained through the palatine foramen at the same time as the image in B shows no abnormality of the left greater (arrow) and lesser (arrowhead) palatine foramina.