PMC4390611_01
Preoperative pictures showing the mass at the glabellar area.
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Clinical examination revealed a painless mass in glabellar area of approximately 2 cm in diameter (Figure 1).
Coronal and axial CT images of the mass.
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PMC4390611_01_CRIOT2015-159647.002.jpg
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The posterior wall of the frontal sinus and the outflow tract appeared normal (Figure 2).
Intraoperative view showing the exposed cyst before removal.
CRIOT2015-159647.003.jpg
PMC4390611_01_CRIOT2015-159647.003.jpg
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