نتایج جستجو برای: intracranial tumors
تعداد نتایج: 220211 فیلتر نتایج به سال:
Radiotherapy (RT) can be used for primary treatment, adjuvant therapy, or salvage of recurrences intracranial ependymal tumors. In recent years, there is a rising trend towards reducing the adverse effects RT by incorporation modernized techniques.
purpose: to report a case of spinal cord tumor with visual symptoms and papilledema due to increased intracranial pressure. patient and findings: a 24-year-old woman was referred because of recent blurred vision in both eyes. visual acuity was 20/25 and 20/20 in the right and left eyes, respectively. fundoscopy revealed bilateral papilledema. other ophthalmic examinations were normal. visual fi...
Intracranial tumors may rarely cause stroke. We report an epidermoid cyst causing stroke in a pediatric patient. We have also reviewed the literature and pathogenesis of stroke caused by intracranial tumors.
The role of Diffusion Weighted Magnetic Resonance Imaging in the evaluation of various intracranial lesions has been evolving and increasing since its initial introduction as newer uses are being explored constantly. We review the imaging features of 68 cases of intracranial tumors and evaluate the role of diffusion weighted imaging in their diagnosis. Diffusion weighted imaging provides additi...
Background: Meningiomas are considered extra-axial and benign tumors. Though they are pathologically classified as benign, non-benign and other types, it seems that information derived from this classification cannot explain the behavior of the tumor. Pretumoral brain edema (PTBE) is one of the signs that has been less thoroughly studied, and still there is not a single consensus about its mech...
Although the majority of alterations in sensorium in cancer patients are caused by endogenous or exogenous intoxication, the clinician must be alert to the possibility of structural disease in any patient who experiences a change in mental status. Accurate diagnosis of structural disease and prompt intervention can significantly improve the outcome of cancer treatments. Mogami et al. (1983) not...
Intracranial epidermoid cysts are one of the rare tumors of all intracranial tumors. They represent 0,2 to 1% of intracranial tumors and 7% of tumors in the cerebellopontine angle. The pineal region is exceptionally subject to such kind of tumor. Cushing was the first to report the pineal localization of the epidermoid cyst in 1928. Up to now, 85 cases of pineal epidermoid cyst were cited in th...
Background: Intracranial lipomas are rare benign neoplasms that comprise 1% of all primary brain tumors. Generally, occur in midline structure and usually identified incidentally on CT scans or in autopsies. The incidence of intracranial lipomas is about 0.08 to 0.46% on autopsies. These benign lesions are slow-growing, usually asymptomatic and rarely require surgery. Case Presentation: We r...
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