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Most often secondary to an obstruction of the sinus ostium, mucoceles may also result from surgery, osteoma or prior trauma; this is especially true of frontal sinus mucoceles.
During surgery, a 30[degrees] telescope was used to introduce a lighted guide wire through a frontal sinus cannula guide placed posterior to the obstructing left frontal recess polyps (figure 1, C).
The agger nasi cells serve as the anterior floor of the frontal sinus (Fig.
Otolaryngologists from North America, Brazil, and Australia offer 33 chapters containing endoscopic photos, illustrations, and instructions for procedures, as well as information on anatomy and surgical indications, instrumentation, pitfalls, and preoperative and postoperative considerations, for the areas of nasal surgery, primary endoscopic sinus surgery, revision endoscopic sinus surgery for inflammatory disease, orbital surgery, sinonasal tumors, skull base reconstruction, anterior and central skull base approaches, and combined endoscopic and open approaches for the frontal sinus, ranging from septoplasty and sphenoethmoidectomy to extended frontal sinus procedures and endoscopic craniofacial resections.
Primary frontal sinus aspergilloma was first reported by Gupta in 1973, after that, a few cases of aspergilloma located in the frontal sinus were reported (1-9).
Olgunun ince kesitli koronal plan bilgisayarli paranazal tomografisinde sol etmoid kemigin kribriform kemik lokalizasyonunda kemik defekti izlenmekte olup etmoid hucre ve frontal sinus sol yarida yumusak doku dansitesi goruldu (Resim 2).
Ameloblastoma of the sinonasal tracts is uncommon and of the frontal sinus is very rare.
1) Sino-orbital osteomas present with clinical findings due to mass effect such as pain, headache, facial distortion, proptosis, and visual changes or due to nasofrontal duct obstruction by frontal sinus tumors, which cause mucoceles and infections.
Xu said that such a product could also be used in periodontal bone repair, mandibular and maxillary ridge augmentation, reconstruction of frontal sinus and craniofacial skeletal defects, and other stress-bearing orthopedic applications.
Michael Ryder, in his first game back after frontal sinus bone surgery, had a goal and an assist while wearing a troublesome full-face visor as the Bruins erupted for three third-period goals to break open a 3-1 game.
Their discussions include anesthesia and wound closure, bite wounds, frontal sinus fractures, and the post-operative evaluation of free flap reconstruction.
Other endoscopic procedures replacing the more conventional open procedures include endoscopic dacryocystorhinostomy (DCR) for epiphora (watery eye due to nasolacrimal duct obstruction), orbital decompression for Graves' orbitopathy, optic nerve decompression, drainage of fronto-ethmoidal mucoceles and external fronto-ethmoidectomies for persistent frontal sinus disease.