Novel Management for Severe Odontogenic Maxillary Sinusitis Based on Pathophysiology

Figure 1

Radiographic findings. (a) Panoramic radiograph taken after the endodontic treatment of teeth #25 and #26 showing complete obturation of the roots except for the buccal distal root canal of #26. (b) Frontal plane of the preoperative computerized tomography (CT) scan revealed opacity extending from the left maxillary sinus to the left frontal sinus. (c) Frontal plane of the postoperative CT scan showed patency of the nasoantral window and the clearness of the left maxillary sinus and the left frontal sinus two years postoperatively.

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