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Osteoma - ethmoid air cells

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

Frontal headaches

Patient Data

Age: 40 years
Gender: Female
ct

There is a well-defined ovoid lesion of high density within the left anterior ethmoid air cells.  Deviated nasal septum to the left. No mucosal thickening of the paranasal sinuses.

Case Discussion

CT appearance of an osteoma of the left ethmoid air cells

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