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Symptomatic non-atherosclerotic bilateral extracranial vertebral artery occlusion treated with extracranial to intracranial bypass: case report / Oclusão sintomática não-aterosclerótica da artéria vertebral extracraniana tratada com bypass: relato de caso
Costa, Leodante B. da; Tymianski, Michael.
  • Costa, Leodante B. da; Fundação Benjamin Guimarães. Hospital da Baleia. Belo Horizonte. BR
  • Tymianski, Michael; University of Toronto. Toronto Western Hospital. Toronto. CA
Arq. neuropsiquiatr ; 64(3a): 664-667, set. 2006. ilus
Article in English, Portuguese | LILACS | ID: lil-435609
ABSTRACT
Posterior fossa ischemia is not a very frequent situation. It is responsible for about 25 percent of all ischemic strokes, and the vast majority of the cases are related to atherosclerotic stenosis of the vertebral and/or basilar arteries. Acute ischemia can also occur in the setting of vertebral artery dissection, traumatic or spontaneous. Recently, blunt trauma has been increasingly recognized as a cause for craniocervical artery injury. The management options for both traumatic and atherosclerotic lesions of the posterior fossa are still under debate. We present a case of a delayed onset of hemodynamic ischemic symptoms due to bilateral vertebral artery occlusion probably related to remote trauma to the head and neck in a 55-year-old-man treated successfully with extracranial to intracranial bypass.
RESUMO
Acidentes vasculares cerebrais (AVC) isquêmicos no sistema vertebro-basilar não são frequentes. Representam cerca de 25 por cento dos AVCs isquêmicos, e a maioria é relacionada com aterosclerose das artérias vertebrais e/ou basilar. Isquemia aguda pode também ser resultado de dissecções da artéria vertebral, traumáticas ou espontâneas. Recentemente, traumatismos fechados têm sido cada vez mais reconhecidos como causa de lesão das artérias craniocervicais, podendo ou não resultar em sintomas isquêmicos. O tratamento para estas lesões, sejam traumáticas ou ateroscleróticas, ainda é motivo de debate. Relatamos o caso de um homem de 55 anos com sintomas isquêmicos, hemodinâmicos, tardios, devido a oclusão bilateral das artérias vertebrais, provavelmente relacionada a lesão traumática das artérias vertebrais, tratada com sucesso com bypass extra-intracraniano.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Arterial Occlusive Diseases / Vertebral Artery / Brain Ischemia / Cerebral Revascularization Type of study: Diagnostic study / Etiology study Limits: Humans / Male Language: English / Portuguese Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2006 Type: Article Affiliation country: Brazil / Canada Institution/Affiliation country: Fundação Benjamin Guimarães/BR / University of Toronto/CA

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Full text: Available Index: LILACS (Americas) Main subject: Arterial Occlusive Diseases / Vertebral Artery / Brain Ischemia / Cerebral Revascularization Type of study: Diagnostic study / Etiology study Limits: Humans / Male Language: English / Portuguese Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2006 Type: Article Affiliation country: Brazil / Canada Institution/Affiliation country: Fundação Benjamin Guimarães/BR / University of Toronto/CA