Nasal and sinus endoscopy for medical management of resistant rhinosinusitis, including postsurgical patients

Videocamera. Courtesy of Pentax Medical.

Irrigation catheter. Courtesy of Medtronic Xomed.

Endoscope with endosheath and external channel. Courtesy of Vision Sciences, Medtronic Xomed.

Brush. Courtesy of US Endoscopy.

Snare. Courtesy of US Endoscopy.

Basket. Courtesy of US Endoscopy.

Sinus secretion collector. Courtesy of Medtronic Xomed.

Coronal diagram of sinuses. Modified with permission,³¹ .

Ostiomeatal unit (shaded). Modified with permission,³¹ .

Middle meatus and uncinate process. EB, Ethmoid bulla; MT, middle turbinate; S, septum; U, uncinate process.

Resected uncinate with maxillary antrostomy. MT, Middle turbinate; O, surgical ostium; S, septum; ^∗synechiae and purulent discharge.