Results 21 to 30 of about 41,282 (249)

Primary cerebellopontine angle melanocytoma: review.

open access: yes, 2012
Introduction Primary cerebellopontine angle melanocytomas (PCPAMs) are very rare. Their natural history and prognosis are not fully understood. We reviewed the literature and add a new case to analyze PCPAM's presentation, radiological features, and ...
Ironside, J   +3 more
core   +1 more source

Extra-meningeal solitary fibrous tumor: an evolving entity with chameleonic morphological diversity, a hallmark molecular alteration and unresolved issues in risk stratification assessment [PDF]

open access: yes, 2023
Solitary fibrous tumor (SFT) is a rare type of mesenchymal lesion with variable clinical presentation in which specific clinicopathologic factors have been related to patient outcome.
Marhuenda Fluixa, Ana   +11 more
core   +2 more sources

Cytologically Proven Meningeal Carcinomatosis in Patients with Lung Cancer: Clinical Observation of 34 Cases

open access: yesJournal of the Formosan Medical Association, 2008
Meningeal carcinomatosis (MC) is a rare neurologic complication of lung cancer. Occasionally, it is the initial presentation of lung cancer. The clinical features of MC exclusively in lung cancer patients have not been well identified and characterized ...
Tzu-Yi Chuang   +4 more
doaj   +1 more source

Cerebral anaplastic pleomorphic xanthoastrocytoma with meningeal dissemination at first presentation.

open access: yes, 2004
INTRODUCTION: Pleomorphic xanthoastrocytoma (PXA) is a rare brain glial tumour found in young patients. Most cases are reported as evolving low-grade neoplasms associated with a long survival after complete surgical resection.
Seligmann, Roland   +6 more
core   +1 more source

Idiopathic hypertrophic cranial pachymeningitis mimicking multiple meningiomas: case report and review of the literature. [PDF]

open access: yes, 1997
peer reviewedA case of idiopathic hypertrophic cranial pachymeningitis with an unusual and misleading manifestation is reported. Computed tomography scan, angiographic and magnetic resonance imaging findings were suggestive of multiple meningeal ...
Deprez, Manuel   +4 more
core   +1 more source

Contrast enhanced imaging features of liver metastasis from a meningeal solitary fibrous tumor: a case report

open access: yes, 2018
A solitary fibrous tumor seldom originates from the meninges, and the accuracy of imaging modalities in the diagnosis of meningeal SFT metastasisis is perlexing.
Chaolun Li   +4 more
core   +1 more source

Neoplasms and tumor-like lesions of the sellar region: imaging findings with correlation to pathology and 2021 WHO classification

open access: yes, 2023
The sellar region represents a complex anatomical area, composed of multiple structures of different embryological derivation, including the skull base and the pituitary gland, along with vascular, nervous, and meningeal structures.
Cocozza, Sirio   +8 more
core   +1 more source

Cytologic Characteristics of Meningeal Carcinomatosis: Increased Diagnostic Accuracy Using Carcinoembryonic Antigen and Epithelial Membrane Antigen Immunocytochemistry

open access: yes, 1998
BACKGROUND AND OBJECTIVES Traditionally, the diagnosis of meningeal carcinomatosis has been based on clinical suspicion and confirmed by cytologic study of cerebrospinal fluid.
Ganjei-Azar, Parvin   +2 more
core   +1 more source

Translational Considerations for Injectable Biomaterials and Bioscaffolds to Repair and Regenerate Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
The repair and regeneration of brain tissue faces both biological and technical challenges. Injectable bioscaffolds offer new opportunities to stimulate tissue regrowth in the brain by recruiting neural stem cells. Here, the translational issues are reviewed that need to be address to advance this promising new therapeutic approach from the bench to ...
Michel Modo, Alena Kisel
wiley   +1 more source

Primary extraosseous dural chondrosarcoma: a case report

open access: yesBMC Neurology, 2021
Background Dural chondrosarcoma is a very rare intracranial tumor, given that meninges do not normally contain cartilaginous tissue from which it can originate. We present a case of primary extraosseous dural chondrosarcoma.
Francis Garay Buitron   +4 more
doaj   +1 more source

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