نتایج جستجو برای: sphenoid
تعداد نتایج: 1863 فیلتر نتایج به سال:
j. 35 year old female come to your clinic c/o of left chronic nasal obstruction on nasoscope a fleshy polypoid mass noticed in the posterior choane, On CT Scan polypoid mass from left sphenoid sinus was observed with mild enhancement. k. 40 year old obese lady c/o of chronic postural headache with salty taste in her throat on CT scan la lesion was observed in left sinus of sphenoid sinus. on MR...
Primary sphenoid melanoma is a rare tumor. A 75-year-old man presented with complaints of headache and visual complaints for a few days. CT and MRI of the brain demonstrated a sphenoid sinus mass with appearances suggesting a diagnosis of melanoma. Fine-needle aspiration biopsy confirmed the diagnosis. Other differential diagnostic considerations on CT and MRI are discussed. We also discuss the...
Acute isolated sphenoid sinusitis is a rare and is seen in only 3% of all cases of all sinusitis. It is frequently misdiagnosed because of its vague clinical presentation. We report a case of 35year old female who presented to our emergency department with complaints of painless rapidly developing bilateral vision loss. Non contrast computed tomography of paranasal sinuses showed only mild opac...
Fungal infections of the nose and paranasal sinuses are frequent in this part of the world. One aspect of the increased frequency is the improved clinical, radiological and pathological diagnostic methods that are now available. Aspergillus is the commonest infecting fungus of the nose and the paranasal sinus. It is mainly a saprophytic spore producing fungus and can cause invasive and non-inva...
Sinus pneumatization is a complex variable process that begins in early life and continues for many years. We present a case of a 6-year-old boy with progressive headaches and neurologic symptoms suggestive of intracranial pathology. The presence of enhancing tissue within the sphenoid sinus created a diagnostic dilemma which leads to a transsphenoidal biopsy. Knowledge of imaging characteristi...
Lymphoma is usually the malignant tumor which originates from lymph node or lymph-tissues. The nasal cavity and paranasal sinuses are rare primary sites for lymphoma. In the paranasal sinuses, lymphoma of maxillary sinuses is the most common, ethmoidal sinuses is more than that of frontal sinuses, sphenoid sinuses is the least. The most common presenting symptoms are nasal obstruction, rhinorrh...
Osseous hemangiomas are benign bone tumors that are most commonly found in the calvarium and vertebral bodies. Hemangiomas of the skull base usually are found in the temporal bone. Hemangioma of the clivus is extremely rare and only one case in the basi-sphenoid region [1] and two cases in the body of the sphenoid have been reported [1, 2]. We present the clinical and radiologic findings of an ...
Plasma cell neoplasms of the head and neck region can be extramedullary plasmacytoma of the bone, solitary plasmacytoma of the bone, and local manifestations of multiple myeloma. A 70-year-old male patient was admitted to our hospital with diplopia of four-day history. Magnetic resonance imaging showed soft tissue in the sphenoid sinus. Endoscopic biopsy was taken from the sphenoid sinus, which...
Delayed epistaxis after head trauma is a common presentation of’ pseudoaneruysm, which should be investigated. Traumatic pseudoaneurysm of the intracavernous ICA is a rate condition resulting from fracture base of the skull. gunshot injuries to head or after surgery on pituitary fossa or sphenoid sinus. The pseudoaneutysni arises at the i nfrac I inoid port ion proximal to opthalmic artery and ...
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