Sphenoid Sinus
Study of the relationship between sphenoid sinus volume and protrusions in the sphenoid sinus
... of sphenoid sinus (SS) and the prevalence of internal carotid artery (ICA) and optic nerve (ON) protrusions in the SS was studied by using high-resolution CT ...
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Normal Variations of Sphenoid Sinus and the Adjacent Structures Detected in Cone Beam Computed Tomography
... the sphenoid sinus and this may increase the risks during the ...the sinus. [24] Sphenoid sinus infec- tion compresses the optic canal or nerve and results in visual impairments, and ...
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MR Imaging of Nonmalignant Polyps and Masses of the Nasopharynx and Sphenoid Sinus after Radiotherapy for Nasopharyngeal Carcinoma
... a sphenoid sinus mass, which consisted of nonenhancing mass filling a nonexpanded sinus (n ⫽ 4; Fig 5) and a heterogeneous enhancing mass ex- panding the sinus (n ⫽ 2; Fig ...and ...
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Anatomical variations of sphenoid sinus among patients undergoing computed tomography of paranasal sinus
... to sphenoid sinus still remains a clinical challenge, despite the arrival of endoscopy, computed tomography (CT) and functional endoscopic sinus surgery ...the sphenoid sinus can be ...
5
Isolated Sphenoid Sinus Lesions: Experience with a Few Rare Pathologies.
... for pulmonary tuberculosis 1 year back. The visual acuity was 6/18 bilaterally with left lateral rectus palsy. CT scan showed a sphenoid‑sellar lesion. MRI showed well‑defined lobulated homogeneous lesion ...
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Clinical features of visual disturbances secondary to isolated sphenoid sinus inflammatory diseases
... as sphenoid sinusitis through brain or orbital MRI turned out to be fungal infection ...of sphenoid sinus and other sphenoid inflamma- tion according to MRI features alone, but the ...
9
Solitary Fibrous Tumor Arising from the Sphenoid Sinus
... Plane-computed tomography (CT) showed a soft tissue density in the nasal cavity, sphenoid sinus, and nasopharynx without bone destruction on the right side. Magnetic resonance imaging (MRI) showed a mass ...
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Benign Expansile Lesions of the Sphenoid Sinus: Differentiation from Normal Asymmetry of the Lateral Recesses
... pathologic sinus expansion presents a method of questionable ...unequivocal sinus expansion was present (Fig ...suggest sphenoid sinus disease by this ...
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Case Report Ectopic sphenoid sinus meningioma with huge hyperostosis: a rare case report and review of literature
... Abstract: Meningioma is a slow-growing and generally benign neoplasms occurring in the intracranial region, how- ever, ectopic meningioma originating in sphenoid sinus (SS) are exceedingly rare. We reported ...
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Case Report Sphenoid sinus fungus ball presenting with bilateral visual disturbance
... with sphenoid sinus fungus ball commonly present with nasal symptoms and ...opacified sphenoid sinuses with intralesional hyperdensity and bony wall defects at the optic canals on both sides and the ...
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A Retrospective Analysis of Spontaneous Sphenoid Sinus Fistula: MR and CT Findings
... The CT protocol was conducted using Hi Speed CT/i. For the plain high-resolution CT study, 3-mm-thick coronal CT scans were obtained through the anterior cranial fossa and sphenoid sinus with the patient in ...
6
Sphenoid sinus mucoceles
... A sphenoid mucocele may cause erosion in the sellar base, and may result in endocrine dysfunction through the disruption of the arterial feeding of the hypothalamo-pituitary axis due to mechanical ...15 ...
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Anatomical variations of intra-sphenoid sinus septations in a sample of Kashmiri population: a non-contrast computed tomography study
... base/sphenoid sinus, trauma causing hemosinus/ fractures around skull base or having space occupying lesions around skull base/sphenoid sinus were excluded from the ...radiologist. ...
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Sinus Balloon Dilation as Treatment for Acute Sphenoid Sinusitis with Impaired Vision for a Child
... Acute sphenoid sinusitis can result in symptoms such as headache, characteristically creating deep or vertex pain, nausea, and even orbital ...the sphenoid sinuses, and hence sphenoid sinus ...
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The radiology of the pterygoid canal: normal and pathologic findings
... In a case of nasopharyngeal carcinoma with involvement of the sphenoid sinus , the unilateral enlargement of a pterygoid canal with erosion of its cortical wall was seen Fig.. Narrowing [r] ...
5
Dimensions, septation, and pattern of pneumatization of the sphenoidal sinus
... the sphenoid si- nus varies ...the sphenoid sinus significantly affects safe access to the ...pneumatized sphenoid sinus may distort the anatomic configuration, so in these cases it is ...
5
Clival chordoma with an atypical presentation: a case report
... Three months later, our patient underwent an MRI (Figures 4 and 5) to re-define the presence and extent of the clival chordoma. In the intervening period she was asymptomatic and did not have any CSF leak. A transnasal ...
5
Idiopathic intracranial hypertension presenting as bilateral spontaneous lateral intrasphenoidal and transethmoidal meningoceles: a case report and review of the literature
... The two types of basal meningoceles noted in this case report are transethmoidal and intrasphenoidal. Trans- sphenoidal lesions have been further classified as intras- phenoidal if the protrusion passes into but not ...
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Acute Obstructive Hydrocephalus Caused by Pseudomonas aeruginosa Ventriculitis after Transsphenoidal Surgery: Case Report
... The patient suffered from high-grade fever and headache immediately after the operation. The number of white blood cells in CSF was elevated to 5300/μL, and sugar was decreased to 5 mg/dL, indicating severe bac- terial ...
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Persistent CSF Rhinorrhoea, Pneumocephalus, and Recurrent Meningitis Following Misdiagnosis of Olfactory Neuroblastoma
... Despite satisfactory intraoperative appearances, CSF rhinorrhoea recurred. A CT cisternogram was undertaken to further characterise the site of CSF leakage (Figure 3). Through a sublabial transphenoidal microsurgical ...
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