Stratifying risk: asymptomatic carotid disease

Stroke generates significant healthcare expenses and it is also a social and economic burden. The carotid artery atherosclerotic plaque instability is responsible for a third of all embolic strokes. The degree of stenosis has been deliberately used to justify carotid artery interventions in thousand...

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Veröffentlicht in:Jornal Vascular Brasileiro 2012-03, Vol.11 (1), p.43-52
Hauptverfasser: Malgor, Rafael D., Wood, Emily A., Iavarone, Otavio A., Labropoulos, Nicos
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container_issue 1
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container_title Jornal Vascular Brasileiro
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creator Malgor, Rafael D.
Wood, Emily A.
Iavarone, Otavio A.
Labropoulos, Nicos
description Stroke generates significant healthcare expenses and it is also a social and economic burden. The carotid artery atherosclerotic plaque instability is responsible for a third of all embolic strokes. The degree of stenosis has been deliberately used to justify carotid artery interventions in thousands of patients worldwide. However, the annual risk of stroke in asymptomatic carotid artery disease is low. Plaque morphology and its kinetics have gained ground to explain cerebrovascular and retinal embolic events. This review provides the readers with an insightful and critical analysis of the risk stratification of asymptomatic carotid artery disease in order to assist in selecting potential candidates for a carotid intervention. O acidente vascular encefálico gera custos significativos na área da saúde e representa um problema social e econômico. A instabilidade da placa carotídea aterosclerótica é responsável por um terço dos acidentes vasculares encefálicos embólicos. O grau de estenose tem sido usado para justificar, deliberadamente, intervenções carotídeas em milhares de pacientes no mundo todo. No entanto, o risco anual de acidente vascular encefálico em doença carotídea assintomática é baixo. A morfologia da placa e sua mobilidade têm ganhado importância na elucidação dos eventos embólicos cerebrovasculares e retinais. Esta revisão proporciona aos leitores uma análise crítica e inteligente da estratificação de risco da doença carotídea assintomática com o intuito de auxiliar na seleção de potenciais candidatos à intervenção carotídea.
doi_str_mv 10.1590/S1677-54492012000100008
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subjects CARDIAC & CARDIOVASCULAR SYSTEMS
PERIPHERAL VASCULAR DISEASE
SURGERY
title Stratifying risk: asymptomatic carotid disease
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