نتایج جستجو برای: sphenoid surgery
تعداد نتایج: 343058 فیلتر نتایج به سال:
Primary extracranial meningioma (PEM) is a very rare disease that arises outside the dural covering of brain or spinal cord. It essentially an tumor and can mimic musculoskeletal malignancies. A 74-year-old woman presented with mass on right frontotemporal scalp had been present for 2 years. Magnetic resonance imaging revealed osteolysis in frontal, temporal, sphenoid bone involvement temporali...
The most studied recess of the sphenoid sinus seems to be the lateral one, which is highly variable. Less attention seems to be paid to the maxillary recess, extending anterior, inferior and lateral towards the maxillary sinus. Twenty patients were referred for CT of the paranasal sinuses (axial CT), during a 3-month period. After examining the morphology of the sphenoid sinuses, the authors fo...
Objective: To find out the frequency of protrusion Internal Carotid artery in sphenoid sinus and dehiscence carotid canal a subset Karachi population. Study design: This was Cross-sectional study conducted at Radiology department Ziauddin university. Methodology: We analyzed 270 head neck CT scans Head (540 sides) were analyzed. performed on 16 slice Toshiba Alexion Hospital, —removed for blind...
Trans-nasal sphenoid sinus foreign body is a rare condition. We report a case of trans-nasal gun bullet within the sphenoid sinus with breach of the floor of the sella turcica. A 42-year-old soldier presented a few weeks after a gun battle with a history of headache. The skull x-ray demonstrated a foreign body in the region of sphenoid sinus and sella. Multidetector-row CT with multiplanar refo...
Primary inverted papilloma of the sphenoid sinus is rare. Such a case, of a 42-year-old female, is reported here, discussing the clinical presentation, diagnostic clues, radiographic features, histological findings and management. In contrast to the vast majority of cases that present with nasal complaints because of lateral nasal wall involvement, the clinical presentation of inverted papillom...
Background Mucocele is an inflammatory disease caused by the retention of mucoid secretions within a paranasal sinus. Although rare, the presence of a vascular lesion inside the sphenoid sinus could determine ostium obstruction, thus causing mucocele development. Clinical Presentation An 84-year-old woman was referred to our institution due to a lesion abutting into the sphenoid sinus; she was ...
INTRODUCTION Acute isolated sphenoid sinusitis is seen in fewer than 3% of all cases of sinusitis. It is frequently misdiagnosed because of its vague symptoms and the paucity of clinical findings. We report 2 cases of isolated acute isolated sphenoid sinusitis with unusual presentations. CLINICAL PICTURE Both patients presented with acute headache, eye pain and fever, and were provisionally d...
Chronic invasive granulomatous fungal sinusitis (CIGFS) caused by cryptococcus is extremely rare, especially in immunocompetent patients. We report two cases of CIGFS caused by cryptococcus in immunocompetent patients. Case 1 was infected in the left ethmoid sinus with orbital invaded later. Case 2 was infected in the left maxillary sinus and sphenoid sinus with Intracranial invaded later. The ...
Objective The clinical presentation of sphenoid sinusitis can be highly variable. Rarely, sphenoid sinusitis may present with cranial nerve complications due to the proximity of these structures to the sphenoid sinus. Method A case series from Rabin Medical Center and all cases of cranial nerves palsies secondary to sphenoid sinusitis that have been reported in the literature were reviewed. ...
Abstract Background The lateral craniopharyngeal canal or Sternberg’s is located in the postero-lateral part of sphenoid sinus. It weakest area skull base, originating due to defective fusion during embryological development a small proportion individuals. Hence, it can give rise CSF leaks from that region. Due proximity this region internal carotid artery, optic nerve, and cavernous sinus, pro...
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