PMC9677061_01
(A) Endoscopic appearance of right nasal cavity, (B) endoscopic appearance of left nasal cavity, (C) paranasal tomography coronal section, and (D) paranasal tomography axial section.. AMT: Accessory middle turbinate; IT: Inferior turbinate; MT: Middle turbinate; S: Septum, star shows middle turbinate, arrow shows mucosal contact point, arrowhead shows accessory middle turbinate.
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F1
On the endoscopic nasal examination, a double middle turbinate was observed in both nasal cavities (Fig. 1A, B). In addition, double middle concha appearance was observed since AMT was reaching out to real middle turbinate level in anterior and inferior (Fig. 1C, D].