Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal

The author reports the case of a 54-year-old male patient with a pontine hematoma and with the one-and-a-half syndrome, cerebellar ataxia and no signs of pyramidal tract involvement. The absence of involvement of the pyramidal tract in the case reported herein is likely due to variation in the vascu...

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Main Author: Dionísio Azevedo Jr
Format: Article
Language:English
Published: Academia Brasileira de Neurologia (ABNEURO) 1995-09-01
Series:Arquivos de Neuro-Psiquiatria
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1995000300018
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author Dionísio Azevedo Jr
author_facet Dionísio Azevedo Jr
author_sort Dionísio Azevedo Jr
collection DOAJ
description The author reports the case of a 54-year-old male patient with a pontine hematoma and with the one-and-a-half syndrome, cerebellar ataxia and no signs of pyramidal tract involvement. The absence of involvement of the pyramidal tract in the case reported herein is likely due to variation in the vascular anatomy of the pons. The pathophysiologic mechanisms of the one-and-a-half syndrome and of the clinical findings recorded are discussed.<br>O autor relata o caso de um paciente de sexo masculino de 54 anos com hematoma pontino que se manifestou por síndrome "one-and-a-half" e ataxia cerebelar mas sem sinais de acometimento do trato piramidal. A ausência de acometimento do trato piramidal é decorrente possivelmente de uma variação da anatomia vascular do segmento pontino do tronco cerebral. Os achados clínicos do caso e os mecanismos fisiopatológicos da síndrome "one-and-a-half" são discutidos.
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spelling doaj.art-5bcbc3945dc64698bfcf3e81294b21382022-12-22T01:47:48ZengAcademia Brasileira de Neurologia (ABNEURO)Arquivos de Neuro-Psiquiatria0004-282X1678-42271995-09-01533a47548010.1590/S0004-282X1995000300018Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidalDionísio Azevedo JrThe author reports the case of a 54-year-old male patient with a pontine hematoma and with the one-and-a-half syndrome, cerebellar ataxia and no signs of pyramidal tract involvement. The absence of involvement of the pyramidal tract in the case reported herein is likely due to variation in the vascular anatomy of the pons. The pathophysiologic mechanisms of the one-and-a-half syndrome and of the clinical findings recorded are discussed.<br>O autor relata o caso de um paciente de sexo masculino de 54 anos com hematoma pontino que se manifestou por síndrome "one-and-a-half" e ataxia cerebelar mas sem sinais de acometimento do trato piramidal. A ausência de acometimento do trato piramidal é decorrente possivelmente de uma variação da anatomia vascular do segmento pontino do tronco cerebral. Os achados clínicos do caso e os mecanismos fisiopatológicos da síndrome "one-and-a-half" são discutidos.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1995000300018hemorragia pontinasíndrome one-and-a-halftrato piramidalpontine hemorrhageone-and-a-half syndromepyramidal tract
spellingShingle Dionísio Azevedo Jr
Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
Arquivos de Neuro-Psiquiatria
hemorragia pontina
síndrome one-and-a-half
trato piramidal
pontine hemorrhage
one-and-a-half syndrome
pyramidal tract
title Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
title_full Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
title_fullStr Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
title_full_unstemmed Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
title_short Pontine tegmentum hematoma: a case report with the "one-and-a-half "syndrome without pyramidal tract deficit Hematoma tegmentar pontino: relato de caso com a síndrome "one-and-a-half" e sem déficit piramidal
title_sort pontine tegmentum hematoma a case report with the one and a half syndrome without pyramidal tract deficit hematoma tegmentar pontino relato de caso com a sindrome one and a half e sem deficit piramidal
topic hemorragia pontina
síndrome one-and-a-half
trato piramidal
pontine hemorrhage
one-and-a-half syndrome
pyramidal tract
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1995000300018
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