frontal sinus

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Related to frontal sinus: Sphenoid sinus

frontal sinus

[¦frənt·əl ′sī·nəs]

(anatomy)

Either of a pair of air spaces within the frontal bone above the nasal bridge.

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References in periodicals archive ?

In adults, it is most commonly observed in the frontal sinus with a rate of 60-65%.

Posttravmatik frontoetmoidal mukopiyosel

Therefore, the frontal sinus, ethmoid and mastoid cells equilateral to brain hemiatrophy get larger, the squama of the frontal bone becomes thicker and large sphenoid wing and petrous ridge elevate.

Dyke-Davidoff-Masson syndrome--typical imaging features/Dajk-davidov-masonov sindrom--tipicne radioloske karakteristike sindroma

3%) Table 2: Technique for CT of Paranasal Sinuses (n=30) Imaging Imaging Plane Parameter Axial (n=30) Coronal (n=20) Patient position Supine Prone Gantry angulation Parallel to IOML Perpendicular to IOML Extent to study From hard From anterior palate through frontal sinus frontal sinus to post.

CT evaluation of diseases of paranasal sinuses

sup][16],[17],[18],[19],[20],[21] In this study, only one patient with FLA Type II had transient CSF leakage after operation because of a large frontal sinus, which was resolved after 10 days of continuous lumbar drainage.

Frontolateral Approach Applied to Sellar Region Lesions: A Retrospective Study in 79 Patients

Through the frontal sinus access, a caudal observation was made of this region, the nuchal diverticulum, the caudal region of the eyeball, but the exploration was complicated by the presence of large numbers of intrasinusal lamellae (Figure 3C).

Comparison between three techniques for videosinuscopy in cattle/ Comparacao entre tres tecnicas para videosinuscopia em bovinos

The present paper discusses about amputation of horn by flap method, as a salvage treatment for horn cancer and for horns fractured at the base or those in which, frontal sinus was exposed.

Flap Technique for Management of Horn Affections and Horn Amputation

Wide right fronto-orbital craniectomy en-bloc with right frontal sinus, lateral orbital wall and zygomatic bone partially was performed, also at 2 cm from tumor margins on CT-scan (Figure 5).

Invasive basosquamous cell carcinoma of the head treated with wide excision and reconstruction with fascia lata graft and two muscle flaps. Case report

However, the most common mucocele site in patients who had previously undergone ESS, as opposed to the Caldwell-Luc procedure, was the frontal sinus (50.

Clinical presentation and treatment of primary and secondary paranasal mucoceles

The frontal sinus morphology in radiographs of Brazilian subjects: its forensic importance.

Radiographic alterations of the frontal sinus morphology according to variations of the vertical angle in posteroanterior radiographs of the skull/Alteracoes radiograficas da morfologia dos seios frontais variando o angulo vertical em radiografias postero-anteriores

The frontal sinus is formed by pneumatisation of the frontal recess into the frontal bone.

Imaging of the paediatric paranasal sinuses

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.

Atlas of endoscopic sinus and skull base surgery. (online access included)

Communication occurs through the frontal nasal duct, between each frontal sinus and ethmoidal infundibulum which, in turn, opens into the semilunar hiatus in the mid-nasal meatus (MOORE; DALLEY, 2007).

Study on the development of frontal sinuses by morphometric analysis of the skull/Estudo referente ao desenvolvimento dos seios frontais pela analise morfometrica do cranio