Median nerve SEP after a high medullary lesion: preserved N18 and absent P14 components (case report)
Autor: | G. M. MANZANO, R. R. SCHULTZ, O. G. P. BARSOTTINI, E. ZUKERMAN, J. A. M. NÓBREGA |
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Jazyk: | angličtina |
Rok vydání: | 1999 |
Předmět: | |
Zdroj: | Arquivos de Neuro-Psiquiatria, Vol 57, Iss 2A, Pp 292-295 (1999) |
Druh dokumentu: | article |
ISSN: | 1678-4227 0004-282X |
DOI: | 10.1590/S0004-282X1999000200021 |
Popis: | Median nerve SEPs recorded from a patient with a high medullary lesion are described. The lesion involved the anteromedial and anterolateral right upper third of the medulla, as documented by MRI. Forty one days after the lesion, left median nerve SEP showed preserved N18 and absent P14 and N20 components; stimulation of the right median nerve evoked normal responses. These findings agree with the proposition that low medullary levels are involved in the generation of the N18 component of the median nerve SEP. |
Databáze: | Directory of Open Access Journals |
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