Presentation
Chronic headache.
Patient Data
Age: 85 years
Gender: Male
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Axial non-contrast

There is expansion and complete opacification of the left frontal sinus that shows to be hyperdense centrally and with a peripheral rim of hypodense mucosa. It also extends through the frontoethmoidal recess to the left anterior ethmoid cells. Small mucous retention cysts on the floor of the right maxillary sinus. The remainder exam is unremarkable.
Case Discussion
The features showed on this study are in keeping with a chronic fungal sinusitis.