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Endoscopic examination showing an obstructive stenosis of the choanae
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There were no signs of tumor recurrence (Figure 1).
Facial CT scan in the axial section showing a stenosis of both choanae
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The computed tomography (CT) scan of the nose and paranasal sinuses was done, and showed a stenosis of the light of the two choanae by tissue density lesion in both choanae of 7.30mm (Figure 2).