Sphenoid Sinuses
Anatomic Variants of Sphenoid Sinuses and Adjacent Structures: A Study of 225 Skull CT Scans at CNHU HKM in Benin, West Africa
... nasal sinuses [1] [2] [3] ...the sphenoid sinuses is well documented [3] [5] ...The sphenoid sinus- es are irregular cavities carved into the body of the sphenoid bone with pneuma- ...
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Incidental Discovery of Sphenoid Sinuses Agenesis: A Report of Two Cases in Benin, West Africa
... of sphenoid sinuses has rarely been described, particularly in CT [9] [10] ...noid sinuses among black people in the ...of sphenoid sinuses agenesis, of which only three cases of ...
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Sphenoid Sinuses Pneumatization and Association with the Protrusion of Surrounding Neurovascular Structures amongst Beninese
... The prevalence of pneumatization of the adjacent structures of sphenoid sinus was lower on Beninese than Caucasian or Asian population compared to litera- ture. But there were the same correlations between the ...
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Bilateral Maxillary, Sphenoid Sinuses and Lumbosacral Spinal Cord Extramedullary Relapse of CML Following Allogeneic Stem Cell Transplant
... Isolated extramedullary relapse of chronic myelogenous leukemia (CML) after allogeneic stem cell transplant is rare. There is a case report of a child who developed a granulocytic sarcoma of the maxillary and ...
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Chronic Headache with Unusual Episode: A Case of Cerebral Venous Sinus and Extracranial Venous Thrombosis in Antiphospholipid Syndrome
... To evaluate the extent of the clot, Magnetic resonance imaging (MRI) and magnetic resonance venography (MRV) were performed and there was a thrombus within the left transverse and sphenoid sinuses up to the ...
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Primary Small Cell Neuroendocrine Carcinoma of Paranasal Sinuses
... paranasal sinuses is an extremely rare and aggressive tumor that demonstrates rapid expansion and early hematogenous spread ...ethmoid/sphenoid sinuses with local intracranial extension, who was ...
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A Retrospective Analysis of Spontaneous Sphenoid Sinus Fistula: MR and CT Findings
... the sphenoid sinus exists, as shown by anatomic studies ...292 sphenoid bones exam- ined, with some of the recesses extending as far as the foramen ...paranasal sinuses in 100 age-matched control ...
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Mesenchymal Chondrosarcoma: A Case Report
... On 17 July, 2009, he returned to UKMMC for the third time, with pus and blood discharge at the pre-auricular punctum, blocked right nostril, and swelling of the right periorbital region. This time, MRI showed artifacts ...
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Isolated sphenoid inflammatory diseases
... Isolated sphenoid inflammatory lesions are relatively rare and as a result of their nonspecific clinical presentation, they are difficult to diagnose at first ...The sphenoid sinuses are located at ...
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Rare complications of sinusitis: case series
... and sphenoid sinuses, it can lead to the spread of infections through the neurovascular foramina via congenital and acquired bony dehiscence and indirectly through the valve less ophthalmic veins draining ...
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Mucocele of the Sphenoid, Ethmoid and Frontal Sinuses Presenting with Proptosis, Visual Impairment and Diplopia
... adjacent sinuses and nasal cavity ...ethmoid sinuses, and less than 5% in the maxillary sinus. Sphenoid sinus mucoceles are rare (less than 2 %) ...and sphenoid sinuses ...
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Optimum imaging for mucoceles
... Frontal sinus mucoceles can be readily diagnosed on plain X-ray but mucoceles in the maxillary antrum and sphenoid sinuses may not be recognized as such and in the anterior ethmoids they may be missed ...
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A study on incidence and clinical profile of fungal sinusitis in patients diagnosed with chronic rhinosinusitis.
... Twenty-six out of our thirty cases of fungal rhinosinusitis underwent debridement by functional endoscopic sinus surgery, to ensure drainage and ventilation of paranasal sinuses. Twelve patients were started on ...
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Allergic fungal rhinosinusitis: an overview on pathogenesis, early diagnosis and management
... Studies observed that some patients with AFRS clinical symptoms did not give any history of allergies. This observation led to further research in pathogenesis of AFRS. Ponikau et al proposed an alternative theory, which ...
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A chronic case of Madurella mycetoma involving left foot
... Mycetoma is a slowly progressive, chronic granulomatous inflammatory response involving bacteria or fungi that triggers the formation of grains which contains aggregates of the causative organisms. The triad of 1) ...
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Automated Cross Sectional Measurement Method of Intracranial Dural Venous Sinuses
... blood sinuses had a significant cross-sectional area increase after lumbar puncture (P ⱕ ...transverse sinuses was increased, and the mean circularity of the sinuses was decreased by 6% ⫾ 12% after ...
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Removing the “Hermetic Seal” from the Aquatic Ape Hypothesis: Waterside Hypotheses of Human Evolution
... The second, “Sinuses and Flotation: Does the Aquatic Ape Theory Hold Water?” (Rae & Koppe, 2014), is focused on one specific waterside hypothesis—that human paranasal sinuses may be explained as ...
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A clinicopathological study of the lesions of paranasal sinuses causing proptosis
... paranasal sinuses may occur through natural pathways like open suture lines, congenital dehiscence in the orbital wall and foramina for nerves and vessels, defects in the bony walls due to fractures or necrosis by ...
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Reassessment of Sphenoid Dysplasia Associated with Neurofibromatosis Type 1
... The most striking skull change was anteroposterior enlargement of the middle cranial fossa with sphe- noid bone changes typical of classic sphenoid dyspla- sia, always with an anterior temporal arachnoid cyst and ...
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Endoscopic endonasal trans-sphenoid surgery of pituitary adenoma.
... Dr. Gustavo Hadad and Dr. Luis Bassagaisteguy, from Argentina, developed a flap based on sphenopalatine artery, the vessel with the largest possible vascular territory in the nose. The sphenopalatine artery is the ...
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