نتایج جستجو برای: cavernous sinus
تعداد نتایج: 46612 فیلتر نتایج به سال:
Three patients with spontaneous dural carotid-cavernous fistulas were treated by using a combination of detachable coils and Onyx liquid embolic agent. Cavernous sinus was accessed via the superior ophthalmic vein or inferior petrous sinus approach. In all cases, a complete angiographic closure of the fistulas was achieved with full recovery from neuro-ophthalmologic symptoms. This report sugge...
BACKGROUND Malignant myoepithelioma is a relatively rare malignant tumor occurring most frequently in the salivary glands. A few isolated cases have been described in other locations, including soft tissue, bone, lung, bronchus, oral cavity, nasopharynx, larynx, and maxillary sinus. Malignant myoepithelioma, however, is uncommonly involved within the cavernous sinus. To the best of our knowledg...
A differential diagnosis between neurosarcoidosis and neurosyphilis is particularly problematic in patients with a positive serologic result for syphilis. We report here a patient with a solitary cavernous sinus sarcoidosis who had a history of syphilis and showed rapidly progressing cavernous sinus syndrome. A transsphenoidal biopsy was performed and a histopathologic examination revealed a no...
Acquired isolated ophthalmoplegia in childhood has many potential causes. Although other ophthalmological or clinical features may aid lesion localisation, the absence of these does not preclude structural pathology. Two cases of cavernous sinus pseudotumour presented as ophthalmoplegia with and without pain. Magnetic resonance imaging of the cavernous sinus revealed the presence of enhancing t...
Neglect of odontogenic infections can have serious consequences. If they spread through fascial planes and intracranially they can cause an abscess, orbital cellulitis, and eventually cavernous sinus thrombosis. The authors report a case of rapid progressive bilateral orbital cellulitis and cavernous sinus thrombosis that originated from dental caries. Septic cavernous sinus thrombosis is a med...
A 62-year-old woman has been suffered from cavernous sinus thrombophlebitis which was confirmed by four-vessel angiography, orbit magnetic resonance imaging, and blood culture. Three weeks after recovery of cavernous sinus thrombophlebitis, right eye proptosis and complete third, fourth, and sixth cranial nerve palsies developed. Best-corrected visual acuity decreased to 20/70 in the right eye....
Cavernous sinus syndrome (CSS) is a condition characterized by multiple cranial nerve palsies manifesting with ophthalmoplegia, ptosis, and facial sensory loss due to involvement of adjacent cranial nerves. Tumors, trauma, and vascular, infectious, and noninfectious inflammatory disorders have all been described as causes. Lymphomas have been reported to involve the cavernous sinus, both as pri...
Upper extremity arteriovenous dialysis fistula resulting in cavernous sinus arterialized blood flow.
Arterialized blood flow in the cavernous sinus may result from carotid-cavernous fistula or dural venous fistula. We encountered an unusual case of arterialized blood flow in the cavernous sinus on MR angiography resulting from arterialized retrograde venous flow in the internal jugular vein. This abnormal flow originated from an upper extremity dialysis arteriovenous fistula in the presence of...
A 40-year-old male with left-sided headaches, ptosis, proptosis and extra-ocular muscle paralysis developed right-sided headaches, proptosis, chemosis, diplopia, extra-ocular muscle paralysis and trigeminal sensory loss. An enhancing left orbital, intrasellar and parasellar cavernous nodule on magnetic resonance imaging progressed into a right cavernous sinus and orbital apex soft tissue mass. ...
There are a lot of comparisons concerning the selection of the best approach for tumours of the cavernous sinus. Many experienced authors stated that the approach must be tailored to the nature and the exact location of the tumour in the cavernous sinus and neighbouring structures 2,4,5,6,11,12,13. Although chondromas are considering to be true tumours of the cavernous sinus, because of the rar...
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