Results 1 to 10 of about 94,838 (155)
Brazilian Neurosurgery, 2021 Introduction Cerebral metastases are the most common cancer of the central nervous system (CNS). Meningeal infiltration by neoplasms that did not originate in the CNS is a rare fact that is present in 0.02% of the autopsies.
Tiago Silva Holanda Ferreira +4 more
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Rare Tumors, 2010 Meningeal fibrosarcomas are rare tumors. Only 41 cases have been reported in the literature to date. Primary central nervous system fibrosarcomas are very aggressive neoplasms and have a poor prognosis. Hence they need to be correctly diagnosed.
Ishwar Chand Premsagar +2 more
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The Pan-American Journal of Ophthalmology, 2021 Optic perineuritis (OPN) is a rare inflammatory disease involving the optic nerve sheath. Most cases are idiopathic, but associations with a variety of infectious and inflammatory conditions have been described. Patients with suspected OPN should also be
Joana Roque +3 more
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A rare case of xanthomatous meningioma
Saudi Journal of Medicine and Medical Sciences, 2022 Xanthomatous meningioma is an extremely rare subtype of metaplastic meningiomas with few cases reported in the literature. Histopathologically, it is composed of oval-shaped cells that have central nuclei and cytoplasm with lipid-filled vacuoles ...
Sultan Deniz Altindag +3 more
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Primary leptomeningeal melanocytosis: A case report with an autopsy diagnosis [PDF]
Vojnosanitetski Pregled, 2012 Introduction. Primary melanocytosis of the leptomeninges is a rare tumor, most likely originating from the melanocytes in the leptomeninges. The average survival is only about 5 months. Case report.
Živković Nikola +3 more
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Early Onset Epilepsy Caused by Low-Grade Epilepsy-Associated Tumors and Focal Meningeal Involvement
Brain Sciences, 2020 Background: Low-grade epilepsy-associated neuroepithelial tumors (LEATs) are a frequent etiology in pediatric patients with epilepsy undergoing surgery.
Luca De Palma +17 more
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Diffuse Leptomeningeal Glioneuronal Tumor with FGFR1 Mutation in a 29-Year-Old Male
Journal of the Korean Society of Radiology, 2023 This study reports on diffuse leptomeningeal glioneuronal tumor (DL-GNT) in a 29- year-old male. DLGNT is a rare central nervous system (CNS) tumor mostly seen in children and only few cases have been reported in adult patients.
Minsu Kim +4 more
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MR Imaging Findings of Supratentorial Meningeal Hemangioblastoma: A Case Report
대한영상의학회지, 2016 Hemangioblastomas account for 1.1–2.5% of intracranial neoplasms. These tumors most commonly occur in the cerebellum. A 77-year-old woman had a hemangioblastoma, which showed the supratentorial meningeal mass without any history of von Hippel-Lindau ...
Gi Hong Kim +3 more
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Intraoperative Frozen Cytology of Central Nervous System Neoplasms: An Ancillary Tool for Frozen Diagnosis [PDF]
Journal of Pathology and Translational Medicine, 2019 Background Pathologic diagnosis of central nervous system (CNS) neoplasms is made by comparing light microscopic, immunohistochemical, and molecular cytogenetic findings with clinicoradiologic observations.
Myunghee Kang +18 more
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Indian Journal of Radiology and Imaging, 2021 Meningiomas are the most common intracranial extra-axial neoplasms with mostly straightforward radiological diagnosis; however, they can have unusual clinical and imaging manifestations posing diagnostic dilemma for radiologists and clinicians.
Mrinal Matish +2 more
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