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Arquivos Brasileiros de Cardiologia
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Arquivos Brasileiros de Cardiologia
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Avaliação Macroscópica da Aterosclerose nas Artérias: Uma Ferramenta de Avaliação na Autópsia

Authors: Mariana Silva Oliveira; Bianca Gonçalves Silva Torquato; Maria Helena Soares; Maria Luiza Gonçalves dos Reis Monteiro; Guilherme Ribeiro Juliano; Laura Sanches Aguiar; Vicente de Paula Antunes Teixeira; +1 Authors

Avaliação Macroscópica da Aterosclerose nas Artérias: Uma Ferramenta de Avaliação na Autópsia

Abstract

FUNDAMENTO: A aterosclerose, em alguns casos, é uma condição assintomática, sendo necessário conhecer o grau de comprometimento arterial provocado pelas placas e sua associação com os fatores de risco. O exame de autópsia permite a compreensão dos processos básicos de doenças, assim como a avaliação e fornecimento de dados sobre a característica macroscópica do acometimento aterosclerótico. OBJETIVO: Avaliar macroscopicamente e padronizar o acometimento aterosclerótico das artérias aorta, carótidas e ilíacas e comparar com a idade, o sexo e a causa de morte. MÉTODOS: Foram coletados 53 artérias aorta, 53 artérias carótida direita, 53 artérias carótida esquerda, 53 artérias ilíaca direita e 53 artérias ilíaca esquerda. Para essa avaliação, foi considerada a extensão de estrias lipídicas, de placas ateromatosas, de fibrose e de calcificação, as quais serviram de referência para pontuar a intensidade do acometimento aterosclerótico. Foram observados vários graus da aterosclerose e valores acurados para a classificação discreta, moderada e acentuada. Para a análise estatística, os dados foram analisados utilizando-se o software GraphPad Prism (®) 7.0. As diferenças foram consideradas estatisticamente significativas quando “p” foi menor que 5% (p<0,05). RESULTADOS: As artérias carótidas apresentaram maior acometimento aterosclerótico em comparação às outras artérias avaliadas (K=15,73, p=0,0004). A ocorrência da aterosclerose se mostrou progressiva e significativa com o decorrer da idade (carótidas: t=6,321; p<0,0001; aortas: U=83,5; p<0,0001; ilíacas: U=306; p<0,0001) e na causa de morte cardiovascular (carótidas: t=5,047; p<0,0001; aortas: U=98,5; p=0,0068; ilíacas: U=467,5; p=0,0012). CONCLUSÃO: A avaliação macroscópica da aterosclerose trata-se de uma forma inovadora e de baixo custo de avaliação através da visualização direta das placas ateroscleróticas, possibilitando uma associação com fatores de risco como idade avançada e doenças cardiovasculares, fornecendo dados importantes para a prática clínica.

Keywords

Fatores de Risco, Diagnóstico Precoce, Asymptomatic Disease, Heredity, Aterosclerose, Doenças Cardiovasculares, Artérias, Artigo Original, Arteries, Autópsia, Atherosclerosis, Hereditariedade, Early Diagnosis, Cardiovascular Diseases, Risk Factors, RC666-701, Doenças Assintomáticas, Diseases of the circulatory (Cardiovascular) system, Autopsy

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Average
Average
Average
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gold