A Successful Treatment Regimen for the Prevention of Sinusitis after Maxillary Sinus Floor Elevation Surgery in a High-Risk Case

Figure 1

Preoperative CT: (a) left nasal septal deviation (arrow) and swelling of right inferior turbinate (arrowheads); (b) left concha bullosa of middle turbinate (arrow); (c) the narrow of left maxillary sinus ostium owing to the left concha bullosa of middle turbinate (arrow A) and left Haller cell (arrow B). (d) Left accessory ostium of maxillary sinus (arrow in CT (left) and arrowheads in nasal endoscopic examination (right). NS, nasal septum; LM, left middle turbinate.

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