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high&#8208;sensitivity troponin <span class="elsevierStyleSmallCaps">I</span> concentration&#44; and electrocardiographic strain pattern &#91;<span class="elsevierStyleItalic">c</span>&#8208;statistic 0&#46;85 &#40;95&#37; confidence interval 0&#46;78&#8211;0&#46;91&#41;&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#59; Hosmer&#8211;Lemeshow <span class="elsevierStyleItalic">&#967;</span>2<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>7&#46;33&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;50&#93;&#46; Patients in the outcome cohorts were classified according to the sensitivity and specificity of this score &#40;both at 98&#37;&#41;&#58; low risk &#40;probability score<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>7&#37;&#41;&#44; intermediate risk &#40;7&#8211;57&#37;&#41;&#44; and high risk &#40;&#62;<span class="elsevierStyleHsp" style=""></span>57&#37;&#41;&#46; In the internal outcome cohort&#44; AS&#8208;related event rates were<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>10&#8208;fold higher in high risk patients compared with those at low risk &#40;23&#46;9 vs&#46; 2&#46;1 events&#47;100 patient&#8208;years&#44; respectively&#59; log rank <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; Similar findings were observed in the external outcome cohort &#40;31&#46;6 vs&#46; 4&#46;6 events&#47;100 patient&#8208;years&#44; respectively&#59; log rank <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46;</p><p id="par0025" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleBold">Conclusion&#58;</span> We propose a clinical score that predicts adverse outcomes in asymptomatic AS patients and potentially identifies high&#8208;risk patients who may benefit from early valve replacement&#46;</p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Comment</span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Estenose a&#243;rtica &#8211; 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H&#225;&#44; de facto&#44; heterogeneidade nestas manifesta&#231;&#245;es&#44; o que sugere a necessidade de observar outros fatores e condi&#231;&#245;es que possam apoiar e explicar fisiopatologicamente a EA&#44; permitindo individualizar a gravidade dos casos e influenciar o seu progn&#243;stico<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a>&#46;</p><p id="par0045" class="elsevierStylePara elsevierViewall">N&#227;o menos importante que a gravidade da estenose &#233; o padr&#227;o de resposta do mioc&#225;rdio ao obst&#225;culo ventricular&#44; pois a resposta hipertr&#243;fica &#233; modulada geneticamente e a hipertrofia na EA &#233;&#44; com frequ&#234;ncia &#40;se n&#227;o sempre&#44; segundo alguns autores&#41;&#44; mal&#8208;adaptativa ou patol&#243;gica&#44; com <span class="elsevierStyleItalic">upregulation</span> de genes fetais&#44; incluindo os do p&#233;ptido natriur&#233;tico auricular e os reguladores das isoformas das prote&#237;nas contr&#225;teis&#46; H&#225; evid&#234;ncia que a hipertrofia mal&#8208;adaptativa se associa a morte celular&#44; apoptose e fibrose de substitui&#231;&#227;o&#44; percursores da insufici&#234;ncia card&#237;aca&#46; Por outro lado&#44; a resposta hipertr&#243;fica e o seu padr&#227;o histopatol&#243;gico s&#227;o heterog&#233;neos e vari&#225;veis entre indiv&#237;duos&#44; n&#227;o relacionados unicamente com as vari&#225;veis hemodin&#226;micas&#44; como a &#225;rea valvular e a rigidez arterial&#44; pelo que se torna dif&#237;cil prever clinicamente a sua evolu&#231;&#227;o&#46;</p><p id="par0050" class="elsevierStylePara elsevierViewall">Para al&#233;m das quest&#245;es fisiopatol&#243;gicas&#44; a verdadeira quest&#227;o centra&#8208;se &#224; volta da decis&#227;o e do <span class="elsevierStyleItalic">timing</span> para substitui&#231;&#227;o valvular&#44; para al&#233;m da presen&#231;a dos sintomas cl&#225;ssicos &#40;quer observados espontaneamente quer expostos pelos testes de exerc&#237;cio&#41; 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hipertrofia excessiva ou evid&#234;ncia de insufici&#234;ncia card&#237;aca pelos biomarcadores s&#233;ricos<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a>&#46; Contudo&#44; o progn&#243;stico &#233; heterog&#233;neo neste grupo de doentes&#46;</p><p id="par0060" class="elsevierStylePara elsevierViewall">O presente estudo&#44; alicer&#231;ado em trabalhos anteriores do mesmo grupo<a class="elsevierStyleCrossRefs" href="#bib0015"><span class="elsevierStyleSup">3&#44;4</span></a>&#44; lan&#231;a um olhar diferente sobre a EA e o seu progn&#243;stico&#44; centrando&#8208;se na identifica&#231;&#227;o de fibrose m&#233;dio&#8208;mural no mioc&#225;rdio ventricular&#44; expresso pelo realce tardio na resson&#226;ncia magn&#233;tica card&#237;aca &#40;RMC&#41;&#44; que foi demonstrado por v&#225;rios estudos ser marcador independente de morte na EA&#44; sobrepondo&#8208;se a vari&#225;veis como a gravidade da estenose por ecocardiografia ou a fra&#231;&#227;o de eje&#231;&#227;o&#44; sugerindo tratar&#8208;se de um marcador precoce de insufici&#234;ncia card&#237;aca&#46; Os autores&#44; em doentes assintom&#225;ticos&#44; sem evid&#234;ncia de doen&#231;a coron&#225;ria e com diferentes graus de EA&#44; identificaram vari&#225;veis cl&#237;nicas independentes preditivas do realce tardio m&#233;dio&#8208;mural&#44; de onde emergiu um <span class="elsevierStyleItalic">score</span> cl&#237;nico &#40;incorporando a idade&#44; o sexo&#44; o gradiente valvular&#44; a troponina <span class="elsevierStyleSmallCaps">I</span> de alta sensibilidade e as altera&#231;&#245;es de sobrecarga no ECG&#41;&#44; associado a n&#237;veis diferentes de risco a dist&#226;ncia<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">5</span></a>&#46; Testado em duas popula&#231;&#245;es&#44; que foram seguidas ao longo de 10&#44;3 e de 2&#44;6 anos&#44; foi poss&#237;vel identificar um subgrupo de doentes com elevado risco de eventos &#40;potencialmente beneficiando de uma estrat&#233;gia de interven&#231;&#227;o precoce&#41; e um outro de baixo risco&#44; com evolu&#231;&#227;o benigna &#40;sugerindo uma estrat&#233;gia conservadora e uma perspetiva tranquilizadora para o doente&#41;&#46;</p><p id="par0065" class="elsevierStylePara elsevierViewall">As conclus&#245;es deste estudo s&#227;o desafiadoras e perspetivam outras formas de analisar e estratificar o risco na EA&#44; que n&#227;o apenas expresso pela gravidade do obst&#225;culo definido pela imagiologia e pela presen&#231;a da tr&#237;ade cl&#225;ssica de sintomas&#46; Se confirmados os resultados em estudos prospetivos&#44; ser&#225; poss&#237;vel&#44; com recurso &#224; an&#225;lise de vari&#225;veis facilmente acess&#237;veis na cl&#237;nica&#44; melhorar a estratifica&#231;&#227;o de risco na EA entre a popula&#231;&#227;o de doentes assintom&#225;ticos&#44; e decidir quanto &#224; estrat&#233;gia terap&#234;utica e de seguimento&#46;</p><p id="par0070" class="elsevierStylePara elsevierViewall">Este estudo traz&#8208;nos um novo olhar e novos percursos com potencial impacto na sobrevida e na qualidade de vida dos portadores de EA&#44; o que &#233;&#44; desde j&#225;&#44; um avan&#231;o valioso&#46;</p></span></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Conflicts of interest</span><p id="par0075" class="elsevierStylePara elsevierViewall">The author has no conflicts of interest to declare&#46;</p></span></span>"
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Comment on “A clinical risk score of myocardial fibrosis predicts adverse outcomes in aortic stenosis”
Comentário a «Um score de risco clínico de fibrose miocárdica prevê resultados adversos na estenose aórtica»
Ana G. Almeida
Membro do Corpo Redatorial da Revista Portuguesa de Cardiologia
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        "titulo" => "Coment&#225;rio a &#171;Um <span class="elsevierStyleItalic">score</span> de risco cl&#237;nico de fibrose mioc&#225;rdica prev&#234; resultados adversos na estenose a&#243;rtica&#187;"
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    "textoCompleto" => "<span class="elsevierStyleSections"><p id="par0005" class="elsevierStylePara elsevierViewall"><elsevierMultimedia ident="tb0005"></elsevierMultimedia></p><span id="sec0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0005">Abstract</span><p id="par0015" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleBold">Aims&#58;</span> Midwall myocardial fibrosis on cardiovascular magnetic resonance &#40;CMR&#41; is a marker of early ventricular decompensation and adverse outcomes in aortic stenosis &#40;AS&#41;&#46; We aimed to develop and validate a novel clinical score using variables associated with midwall fibrosis&#46;</p><p id="par0020" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleBold">Methods and results&#58;</span> One hundred forty&#8208;seven patients &#40;peak aortic velocity &#40;<span class="elsevierStyleItalic">V</span>max&#41; 3&#46;9 &#91;3&#46;2&#44;4&#46;4&#93; m&#47;s&#41; underwent CMR to determine midwall fibrosis &#40;CMR cohort&#41;&#46; Routine clinical variables that demonstrated significant association with midwall fibrosis were included in a multivariate logistic score&#46; We validated the prognostic value of the score in two separate outcome cohorts of asymptomatic patients &#40;internal&#58; <span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>127&#44; follow&#8208;up 10&#46;3 &#91;5&#46;7&#44;11&#46;2&#93; years&#59; external&#58; <span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>289&#44; follow&#8208;up 2&#46;6 &#91;1&#46;6&#44;4&#46;5&#93; years&#41;&#46; Primary outcome was a composite of AS&#8208;related events &#40;cardiovascular death&#44; heart failure&#44; and new angina&#44; dyspnoea&#44; or syncope&#41;&#46; The final score consisted of age&#44; sex&#44; <span class="elsevierStyleItalic">V</span>max&#44; high&#8208;sensitivity troponin <span class="elsevierStyleSmallCaps">I</span> concentration&#44; and electrocardiographic strain pattern &#91;<span class="elsevierStyleItalic">c</span>&#8208;statistic 0&#46;85 &#40;95&#37; confidence interval 0&#46;78&#8211;0&#46;91&#41;&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#59; Hosmer&#8211;Lemeshow <span class="elsevierStyleItalic">&#967;</span>2<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>7&#46;33&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;50&#93;&#46; Patients in the outcome cohorts were classified according to the sensitivity and specificity of this score &#40;both at 98&#37;&#41;&#58; low risk &#40;probability score<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>7&#37;&#41;&#44; intermediate risk &#40;7&#8211;57&#37;&#41;&#44; and high risk &#40;&#62;<span class="elsevierStyleHsp" style=""></span>57&#37;&#41;&#46; In the internal outcome cohort&#44; AS&#8208;related event rates were<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>10&#8208;fold higher in high risk patients compared with those at low risk &#40;23&#46;9 vs&#46; 2&#46;1 events&#47;100 patient&#8208;years&#44; respectively&#59; log rank <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; Similar findings were observed in the external outcome cohort &#40;31&#46;6 vs&#46; 4&#46;6 events&#47;100 patient&#8208;years&#44; respectively&#59; log rank <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46;</p><p id="par0025" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleBold">Conclusion&#58;</span> We propose a clinical score that predicts adverse outcomes in asymptomatic AS patients and potentially identifies high&#8208;risk patients who may benefit from early valve replacement&#46;</p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Comment</span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Estenose a&#243;rtica &#8211; observar o mioc&#225;rdio&#44; n&#227;o s&#243; a v&#225;lvula</span><p id="par0030" class="elsevierStylePara elsevierViewall">A estenose valvular a&#243;rtica &#40;EA&#41; &#233; a cardiopatia valvular mais frequente nos pa&#237;ses ocidentais&#44; dado o car&#225;cter degenerativo progressivo e o aumento da longevidade verificado nas &#250;ltimas d&#233;cadas&#46; A EA &#233; a cardiopatia valvular mais frequente na Europa e a segunda doen&#231;a cardiovascular mais prevalente nos Estados Unidos&#44; sendo que&#44; quando grave e sintom&#225;tica ou associada a disfun&#231;&#227;o ventricular&#44; a &#250;nica medida que prolonga a sobrevida &#233; a substitui&#231;&#227;o valvular&#44; de acordo com as atuais recomenda&#231;&#245;es &#40;classe <span class="elsevierStyleSmallCaps">I</span>&#41;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a>&#46;</p><p id="par0035" class="elsevierStylePara elsevierViewall">Apesar do crescente interesse que a investiga&#231;&#227;o lhe tem devotado&#44; permanecem incertos muitos dos seus aspetos&#44; nomeadamente no que diz respeito &#224; fisiopatologia&#44; ao melhor <span class="elsevierStyleItalic">timing</span> para a interven&#231;&#227;o e ao progn&#243;stico&#46; Na realidade&#44; a EA apresenta&#8208;se com m&#250;ltiplas faces que n&#227;o se relacionam unicamente com a gravidade da estenose&#44; tal como &#233; quantificada pelo recurso &#224; ecocardiografia ou a outros m&#233;todos de imagem&#46;</p><p id="par0040" class="elsevierStylePara elsevierViewall">De facto&#44; e apesar de proposto pelas recomenda&#231;&#245;es cl&#237;nicas&#44; &#233; questionada a fiabilidade de usar valores de <span class="elsevierStyleItalic">cutoffs</span> espec&#237;ficos de &#225;rea valvular ou de gradientes transvalvulares para descrever a gravidade da EA&#44; pela frequente discrep&#226;ncia entre os v&#225;rios &#237;ndices e entre esses valores&#44; e as repercuss&#245;es na geometria e fun&#231;&#227;o card&#237;acas e no progn&#243;stico&#46; H&#225;&#44; de facto&#44; heterogeneidade nestas manifesta&#231;&#245;es&#44; o que sugere a necessidade de observar outros fatores e condi&#231;&#245;es que possam apoiar e explicar fisiopatologicamente a EA&#44; permitindo individualizar a gravidade dos casos e influenciar o seu progn&#243;stico<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a>&#46;</p><p id="par0045" class="elsevierStylePara elsevierViewall">N&#227;o menos importante que a gravidade da estenose &#233; o padr&#227;o de resposta do mioc&#225;rdio ao obst&#225;culo ventricular&#44; pois a resposta hipertr&#243;fica &#233; modulada geneticamente e a hipertrofia na EA &#233;&#44; com frequ&#234;ncia &#40;se n&#227;o sempre&#44; segundo alguns autores&#41;&#44; mal&#8208;adaptativa ou patol&#243;gica&#44; com <span class="elsevierStyleItalic">upregulation</span> de genes fetais&#44; incluindo os do p&#233;ptido natriur&#233;tico auricular e os reguladores das isoformas das prote&#237;nas contr&#225;teis&#46; H&#225; evid&#234;ncia que a hipertrofia mal&#8208;adaptativa se associa a morte celular&#44; apoptose e fibrose de substitui&#231;&#227;o&#44; percursores da insufici&#234;ncia card&#237;aca&#46; Por outro lado&#44; a resposta hipertr&#243;fica e o seu padr&#227;o histopatol&#243;gico s&#227;o heterog&#233;neos e vari&#225;veis entre indiv&#237;duos&#44; n&#227;o relacionados unicamente com as vari&#225;veis hemodin&#226;micas&#44; como a &#225;rea valvular e a rigidez arterial&#44; pelo que se torna dif&#237;cil prever clinicamente a sua evolu&#231;&#227;o&#46;</p><p id="par0050" class="elsevierStylePara elsevierViewall">Para al&#233;m das quest&#245;es fisiopatol&#243;gicas&#44; a verdadeira quest&#227;o centra&#8208;se &#224; volta da decis&#227;o e do <span class="elsevierStyleItalic">timing</span> para substitui&#231;&#227;o valvular&#44; para al&#233;m da presen&#231;a dos sintomas cl&#225;ssicos &#40;quer observados espontaneamente quer expostos pelos testes de exerc&#237;cio&#41; associados a EA grave&#44; pois &#233; altamente prov&#225;vel que um n&#250;mero importante de doentes n&#227;o seja proposto para substitui&#231;&#227;o valvular pelas incertezas da indica&#231;&#227;o quando estas condi&#231;&#245;es n&#227;o s&#227;o claras&#46; S&#227;o exemplos os casos amplamente reconhecidos de baixo fluxo&#44; em que se observam dificuldades no diagn&#243;stico diferencial entre a verdadeira e a pseudoestenose&#44; e a estrat&#233;gia terap&#234;utica &#233; muitas vezes incerta&#46;</p><p id="par0055" class="elsevierStylePara elsevierViewall">Em doentes assintom&#225;ticos&#44; a situa&#231;&#227;o torna&#8208;se ainda mais controversa e dif&#237;cil no que diz respeito &#224; decis&#227;o terap&#234;utica e de manejo&#44; sendo que as atuais recomenda&#231;&#245;es suportam a interven&#231;&#227;o &#40;embora com indica&#231;&#227;o classe <span class="elsevierStyleSmallCaps">II</span>&#41; em doentes com condi&#231;&#245;es espec&#237;ficas de elevados gradientes valvulares&#44; hipertrofia excessiva ou evid&#234;ncia de insufici&#234;ncia card&#237;aca pelos biomarcadores s&#233;ricos<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a>&#46; Contudo&#44; o progn&#243;stico &#233; heterog&#233;neo neste grupo de doentes&#46;</p><p id="par0060" class="elsevierStylePara elsevierViewall">O presente estudo&#44; alicer&#231;ado em trabalhos anteriores do mesmo grupo<a class="elsevierStyleCrossRefs" href="#bib0015"><span class="elsevierStyleSup">3&#44;4</span></a>&#44; lan&#231;a um olhar diferente sobre a EA e o seu progn&#243;stico&#44; centrando&#8208;se na identifica&#231;&#227;o de fibrose m&#233;dio&#8208;mural no mioc&#225;rdio ventricular&#44; expresso pelo realce tardio na resson&#226;ncia magn&#233;tica card&#237;aca &#40;RMC&#41;&#44; que foi demonstrado por v&#225;rios estudos ser marcador independente de morte na EA&#44; sobrepondo&#8208;se a vari&#225;veis como a gravidade da estenose por ecocardiografia ou a fra&#231;&#227;o de eje&#231;&#227;o&#44; sugerindo tratar&#8208;se de um marcador precoce de insufici&#234;ncia card&#237;aca&#46; Os autores&#44; em doentes assintom&#225;ticos&#44; sem evid&#234;ncia de doen&#231;a coron&#225;ria e com diferentes graus de EA&#44; identificaram vari&#225;veis cl&#237;nicas independentes preditivas do realce tardio m&#233;dio&#8208;mural&#44; de onde emergiu um <span class="elsevierStyleItalic">score</span> cl&#237;nico &#40;incorporando a idade&#44; o sexo&#44; o gradiente valvular&#44; a troponina <span class="elsevierStyleSmallCaps">I</span> de alta sensibilidade e as altera&#231;&#245;es de sobrecarga no ECG&#41;&#44; associado a n&#237;veis diferentes de risco a dist&#226;ncia<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">5</span></a>&#46; Testado em duas popula&#231;&#245;es&#44; que foram seguidas ao longo de 10&#44;3 e de 2&#44;6 anos&#44; foi poss&#237;vel identificar um subgrupo de doentes com elevado risco de eventos &#40;potencialmente beneficiando de uma estrat&#233;gia de interven&#231;&#227;o precoce&#41; e um outro de baixo risco&#44; com evolu&#231;&#227;o benigna &#40;sugerindo uma estrat&#233;gia conservadora e uma perspetiva tranquilizadora para o doente&#41;&#46;</p><p id="par0065" class="elsevierStylePara elsevierViewall">As conclus&#245;es deste estudo s&#227;o desafiadoras e perspetivam outras formas de analisar e estratificar o risco na EA&#44; que n&#227;o apenas expresso pela gravidade do obst&#225;culo definido pela imagiologia e pela presen&#231;a da tr&#237;ade cl&#225;ssica de sintomas&#46; Se confirmados os resultados em estudos prospetivos&#44; ser&#225; poss&#237;vel&#44; com recurso &#224; an&#225;lise de vari&#225;veis facilmente acess&#237;veis na cl&#237;nica&#44; melhorar a estratifica&#231;&#227;o de risco na EA entre a popula&#231;&#227;o de doentes assintom&#225;ticos&#44; e decidir quanto &#224; estrat&#233;gia terap&#234;utica e de seguimento&#46;</p><p id="par0070" class="elsevierStylePara elsevierViewall">Este estudo traz&#8208;nos um novo olhar e novos percursos com potencial impacto na sobrevida e na qualidade de vida dos portadores de EA&#44; o que &#233;&#44; desde j&#225;&#44; um avan&#231;o valioso&#46;</p></span></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Conflicts of interest</span><p id="par0075" class="elsevierStylePara elsevierViewall">The author has no conflicts of interest to declare&#46;</p></span></span>"
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          "textoCompleto" => "<span class="elsevierStyleSections"><p id="par0010" class="elsevierStylePara elsevierViewall">Chin CWL&#44; Messika&#8208;Zeitoun D&#44; Shah ASV&#44; Lefevre G&#44; Bailleul S&#44; Yeung ENW&#44; Koo M&#44; Mirsadraee S&#44; Mathieu T&#44; Semple SI&#44; Mills NL&#44; Vahanian A&#44; Newby DE&#44; Dweck MR&#46; A clinical risk score of myocardial fibrosis predicts adverse outcomes in aortic stenosis&#46; European Heart Journal &#40;2016&#41; 37&#44; 713&#8211;723</p></span>"
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Article information
ISSN: 21742049
Original language: English
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Idiomas
Revista Portuguesa de Cardiologia (English edition)
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