Results 1 to 10 of about 327,511 (299)

Diagnostic significance of tight junction associated proteins in meningeal neoplasms

Chinese Journal of Contemporary Neurology and Neurosurgery, 2010
Objective To investigate the expression pattern and value of differential diagnosis of tight junction associated proteins in meningioma, hemangiopericytoma (HPC) and solitary fibrous tumor (SFT). Methods Clinicopathologic and immunohistochemical features
Fa⁃yan SHEN, Sheng ZHANG
doaj   +4 more sources

Primary Inflammatory demyelinating pseudotumor in the left frontal lobe with meningeal involvement presenting as malignant neoplasms [PDF]

Chinese Neurosurgical Journal, 2016
Tumor-like demyelinating lesion is a rare form of IP, often indistinguishable from brain tumors on CT or MR imaging. We report here a case of pathologically confirmed tumor-like demyelinating lesions. The clinical manifestations, image feature and pathology of this case are also discussed together with a review of the relevant literature.
Yuyuan Ma, Hong Mou, Xueqiang Cai, Jie Ma, Gang Lü   +4 more
semanticscholar   +5 more sources

Postoperative Meningeal Enhancement on MRI in Children with Brain Neoplasms [PDF]

Journal of the Korean Radiological Society, 2000
The meninges composed of the dura, the arachnoid and the pia are significant sites of blood-brain barrier. Physical disruption of the integrity of the meninges from avariety of causes including surgery results in various patterns of meningeal enhancement on contrast enhanced MR images.
Min Hee Lee, Bo Kyung Kim, Hye Kyung Yoon, Hyung Jin Shin   +3 more
semanticscholar   +4 more sources

The histopathological spectrum of meningeal neoplasms

Indian Journal of Pathology and Oncology, 2016
Background: Meningiomas are slow-growing and benign tumor of the meninges, which line the skull and enclose the brain. Methods: We have studied 324 cases of meningeal lesions (clinically diagnosed and histologically proved) in Department of Pathology of a tertiary care hospital. We evaluated its frequency, age and sex distribution and documented as per
Nitin Maheshvar Gadgil, Sangita Ramulu Margam, Chetan Chaudhari, Prashant Vijay Kumavat   +3 more
semanticscholar   +4 more sources

Meningeal Carcinomatosis for Prostate Adenocarcinoma Mimicking Chronic Subdural Hematoma: Case Report and Literature Review

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, Gilnard Caminha de Menezes Aguiar, Daniel Gurgel Fernandes Távora, Lucas Alverne Freitas de Albuquerque, Stélio da Conceição Araújo Filho   +4 more
doaj   +2 more sources

A rare neurological odyssey: Gastric adenocarcinoma and leptomeningeal carcinomatosis – A Peruvian case study [PDF]

Caspian Journal of Internal Medicine
Background: Leptomeningeal carcinomatosis involves the diffuse infiltration of neoplastic cells in the central nervous system, affecting 5-8% of leukemia, breast, and lung cancer cases.
Juan Eduardo Quiroz-Aldave, María del Carmen Durand-Vásquez, Ramiro Herrera Cabezas, Rossana Jimenez Asto, Carlos Cerrón Aguilar, Julia Cristina Coronado-Arroyo, Francisca Zavaleta-Gutiérrez, Luis Alberto Concepción-Urteaga, Benjamín Alberto Leiva, Marcio José Concepción-Zavaleta   +9 more
doaj   +2 more sources

Primary Meningeal Melanocytic Tumors of the Central Nervous System: A Review from the Ultra-Rare Brain Tumors Task Force of the European Network for Rare Cancers (EURACAN). [PDF]

Cancers (Basel)
BACKGROUND: Primary meningeal melanocytic tumors are ultra-rare entities with distinct histological and molecular features compared with other melanocytic or pigmented lesions, such as brain and leptomeningeal metastases from metastatic melanoma ...
Pellerino A, Verdijk RM, Nichelli L, Andratschke NH, Idbaih A, Goldbrunner R.   +5 more
europepmc   +3 more sources

Optic nerve sheath carcinomatosis masquerading as optic perineuritis: The first sign of gastric cancer relapse

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, Diana Silva, Bruno Grima, Isabel Prieto   +3 more
doaj   +1 more source

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, Fulya Cakalagaoglu, Gokay Karaca, Nurullah Yuceer   +3 more
doaj   +1 more source

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, Mihailović Dragan, Mijović Žaklina, Jovičić-Milentijević Maja   +3 more
doaj   +1 more source