A large interhemispheric glioependymal cyst associated with partial defect of the corpus callosum in an elderly man

2020 ◽  
Vol 40 (5) ◽  
pp. 496-500
Author(s):  
Mio Takayama ◽  
Masayuki Kashiwagi ◽  
Kenji Hara ◽  
Aya Matsusue ◽  
Brian Waters ◽  
...  
2021 ◽  
Vol 2021 ◽  
pp. 1-3
Author(s):  
Outznit Mustapha ◽  
Nazik Allali ◽  
Chat Latifa ◽  
Siham El haddad

Neuroglial (glioependymal) cyst is a rare congenital tumor of the central nervous system usually found in childhood. It can be isolated or associated with other brain malformations. Magnetic resonance imaging is the technique of choice for making the diagnosis. We report the case of a 10-year-old child who presented with epileptic seizures revealing a neuroglial cyst and dysgenesis of the corpus callosum.


2000 ◽  
Vol 40 (10) ◽  
pp. 536-542 ◽  
Author(s):  
Yuichi TANGE ◽  
Aya AOKI ◽  
Kentaro MORI ◽  
Shinichi NIIJIMA ◽  
Minoru MAEDA

2000 ◽  
Vol 42 (01) ◽  
pp. 8 ◽  
Author(s):  
S Overmeyer ◽  
A Simmons ◽  
J Santosh ◽  
C Andrew ◽  
S C R Williams ◽  
...  

2000 ◽  
Vol 59 (3) ◽  
pp. 150-158 ◽  
Author(s):  
Nadia Ortiz ◽  
Michael Reicherts ◽  
Alan J. Pegna ◽  
Encarni Garran ◽  
Michel Chofflon ◽  
...  

Patients suffering from Multiple Sclerosis (MS) have frequently been found to suffer from damage to callosal fibers. Investigations have shown that this damage is associated with signs of hemisphere disconnections. The aim of our study was to provide evidence for the first signs of interhemispheric dysfunction in a mildly disabled MS population. Therefore, we explored whether the Interhemispheric Transfer (IT) deficit is multi-modal and sought to differentiate two MS evolution forms, on the basis of an interhemispheric disconnection index. Twenty-two patients with relapsing-remitting form of MS (RRMS) and 14 chronic-progressive (CPMS) were compared with matched controls on four tasks: a tachistoscopic verbal and non-verbal decision task, a dichotic listening test, cross tactile finger localization and motor tapping. No overall impairment was seen. The dichotic listening and lexical decision tasks were the most sensitive to MS. In addition, CPMS patients' IT was more impaired and was related to the severity of neurological impairment. The different sizes of the callosal fibers, which determine their vulnerability, may explain the heterogeneity of transfer through the Corpus Callosum. Therefore, evaluation of IT may be of value as an index of evolution in MS.


2012 ◽  
Vol 43 (01) ◽  
Author(s):  
D Wolf ◽  
FU Fischer ◽  
J Fesenbeckh ◽  
I Yakushey ◽  
I Lelieveld ◽  
...  
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