نتایج جستجو برای: meningioma
تعداد نتایج: 6262 فیلتر نتایج به سال:
Secretory meningioma have been described as a distinct variant of meningioma based on their histologic, immunohistochemical and ultrastructural features of epithelial and secretory differentiation of meningothelial cells with accumulation of secretory material in the form of hyaline inclusion. Secretory meningioma is also a benign tumor having similar biological behaviour to that of typical men...
BACKGROUND Intracranial meningioma and glioma collision tumors are relatively uncommon and are even more rarely located within the ventricles. CASE PRESENTATION Here, we report a case of a patient with an intraventricular meningioma and astrocytoma collision tumor. A 39-year-old man previously underwent excision of an astrocytoma in the triangle area of the lateral ventricle and exhibited goo...
Chorioretinal folds are a rare presentation of a meningioma. We report a case of a meningioma with chorioretinal folds as its initial presentation. A 39-year-old female patient complained of progressive blurring of the right eye. A fundus examination of the right eye revealed chorioretinal folds. Magnetic resonance imaging found a tumor mass involving the right orbit and right anterior middle c...
A 20-year-old male patient was admitted to our clinic with a 1-year history of headache. The patient’s systemic-neurological examination and laboratory findings were normal. Computed tomography and magnetic resonance imaging were performed. Imaging findings showed calcified intraventricular mass and subependymal and gyral nodular lesions. There was a slight increase in ventricular volume. Surgi...
Meningioma is a tumour most commonly located intracranially that may rarely extend extracranially. Ectopic meningioma presenting as parapharyngeal mass is a rare entity. We report a case of an 18-year-old female who presented with a complaint of swelling below the right angle of mandible associated with difficulty in swallowing for the last 3 months. The swelling measured 1.5 × 1 cm and was fir...
Aim: Innovations in radiotherapy have paved the way for alternative approaches treatment of meningioma, and this context, radiosurgery has begun to be used meningioma. This study aimed examine clinical results meningioma show whether it achieves main goals, especially terms possibility tumor control success preventing progression.
 Materials Methods: Primary, residual, recurrent treated wi...
Rhabdoid meningioma is an infrequent variant of meningioma, introduced for the first time in the 2000 World Health Organization's classification of tumors of the nervous system. Owing to its aggressive clinical course and high proliferative index, it has been classified as a grade III neoplasm. We describe a fifty-year-old male with headache, weakness of limbs, and altered sensorium. CT showed ...
We report a case of a 45-year-old male patient with intraventricular cystic meningioma located in the left lateral ventricle. He presented with complaints of global headache, progressively increasing loss of memory, and frequent episodes of abnormal behavior, of 1 month duration. At the time of hospital admission, his general and neurological examination was normal. Neuroimaging studies showed ...
"Tumor-to-tumor" metastasis is a rare event; meningioma has been reported as the most common primary intracranial tumor to harbor cancer metastases. Several hypotheses have been previously proposed to explain this occurrence, but the exact mechanism by which these metastases develop into meningiomas is not yet understood. Magnetic resonance imaging and spectroscopy have been valuable diagnostic...
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