Results 71 to 80 of about 1,664 (151)

Congenital Intracranial Tumors: Prenatal Diagnosis by Fetal Magnetic Resonance Imaging

open access: yesiRADIOLOGY, Volume 3, Issue 3, Page 203-208, June 2025.
Fetal intracranial tumors are rare, comprising 0.5%–1.9% of all childhood tumors, with their true incidence potentially underestimated. This review highlights the role of fetal MRI, particularly with advanced sequences, in diagnosing common fetal brain tumors such as teratomas, astrocytomas, and choroid plexus papillomas, often presenting unique ...
Jing‐Ya Ren   +3 more
wiley   +1 more source

Oropharyngeal neuroglial heterotopia/choristoma with intracranial and extra-oral extension: A case report

open access: yesOtolaryngology Case Reports
Background: Neuroglial heterotopia, also referred to as glial choristoma, is a rare congenital malformation characterized by ectopic glial tissue outside the central nervous system.
Yara A. Akkielah   +8 more
doaj   +1 more source

Ectopic Brain Tissue in a Child: A Case Report A Case of Ectopic Brain Tissue in the Nasophaynx in Thailand

open access: yesSiriraj Medical Journal, 2017
Brain heterotopia is a benign tumor composed of differentiated neural tissue that is located outside the cranial vault. This condition is uncommon and presents as a congenital pharyngeal mass.
Vannipa Vathanophas   +2 more
doaj   +1 more source

Purine Metabolism and Dystonia: Perspectives of a Long‐Promised Relationship

open access: yesAnnals of Neurology, Volume 97, Issue 5, Page 809-825, May 2025.
Purine pool imbalance in purine metabolism disorders, such as Lesch–Nyhan disease, intersects with dystonia pathogenesis. The recent discovery of gain‐of‐function IMPDH2 pathogenic variants in patients with prominent dystonic manifestations provides new insights into the link between dystonia and purinergic system defects.
Ugo Sorrentino   +4 more
wiley   +1 more source

Isolated nasal septal neuroglial heterotopia – A case report

open access: yes, 2015
Glial heterotopia is a rare condition in which mature neuroglial tissue is found in the body other than central nervous system (CNS). It manifests as a mass of extra-cranial cerebral tissue unconnected with the brain.
Sahu, Mahesh Chandra   +2 more
core   +1 more source

The prevalence of chronic traumatic encephalopathy in a historical epilepsy post‐mortem collection

open access: yesBrain Pathology, Volume 35, Issue 3, May 2025.
In an archival epilepsy post‐mortem collection from last century, chronic traumatic encephalopathy identified in 15.7% was associated with traumatic brain injury. Alzheimer's disease neuropathology change was increased in late‐onset epilepsy but in 8% of cases with severe epilepsy there was no tau pathology found. Abstract Previous post‐mortem epilepsy
Maritchka Ryniejska   +4 more
wiley   +1 more source

PARD3 dysfunction in conjunction with dynamic HIPPO signaling drives cortical enlargement with massive heterotopia

open access: yes, 2018
Proper organization and orderly mitosis of radial glial progenitors (RGPs) drive the formation of a laminated mammalian cortex in the correct size. However, the molecular underpinnings of the intricate process remain largely unclear.
Song-Hai Shi   +8 more
core   +1 more source

Nasal Glial Heterotopia [PDF]

open access: yesEar, Nose & Throat Journal, 2004
Carla R, Penner, Lester D R, Thompson
openaire   +2 more sources

Pre- and Postnatal Ultrasound and Magnetic Resonance Imaging of Intracranial Extra-Axial Glioneuronal Heterotopia

open access: yes, 2011
Glioneuronal heterotopias are rare malformations composed of differentiated derivates of neuroectodermal tissue that include disorganized neuronal and glial cells. They are typically located extracranially.
Thierry A.G.M. Huisman   +5 more
core   +1 more source

beta 1 Integrin and VEGF expression in an experimental model of brain tissue heterotopia in the lung

open access: yes, 2010
Integrins and vascular endothelial growth factor (VEGF) are crucially involved in interaction, proliferation, migration, and survival of the cells. However, there is no report in the literature about beta 1 integrin and VEGF expression in heterotopic ...
SIMOES, Deise Lucia Chesca   +2 more
core   +1 more source

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