Endoscopic view of the sphenoid sinus seen through the posterior ethmoid sinus

October 23, 2013
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Rhinoscopic Clinic

Care must be taken when entering the sphenoid sinus, to dissect inferiorly and medially to avoid injury to the vital structures of the lateral wall of the sphenoid sinus.

In functional endoscopic sinus surgery (FESS) for chronic rhinosinusitis, it is often beneficial to create a surgically enlarged opening to the sphenoid sinus. The two standard endoscopic approaches in sphenoid sinus disease are transnasal, through the anterior wall of the sphenoid sinus, or transethmoid, through the posterior ethmoid sinus.

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