Maxillary sinus mucocele

Case contributed by Mohammed Alshammari
Diagnosis probable

Presentation

Right eye proptosis

Patient Data

Age: 15 years
Gender: Male
mri

Right maxillary sinus is expanded with chronic retained secretion with convex and rarefied walls and elevation and rarefaction of the right orbital floor which displaced the inferior rectus muscle superiorly. There are rounded fatty lesions near the orbital floor and at the alveolar process of maxilla.

Mild expansion with retained secretions at ipsilateral ethmoid air cells.

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