<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1688-0420</journal-id>
<journal-title><![CDATA[Revista Uruguaya de Cardiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev.Urug.Cardiol.]]></abbrev-journal-title>
<issn>1688-0420</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Uruguaya de Cardiología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-04202023000101302</article-id>
<article-id pub-id-type="doi">10.29277/cardio.38.1.13</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El electrocardiograma en la amiloidosis cardíaca: un arma para la sospecha diagnóstica de esta enfermedad]]></article-title>
<article-title xml:lang="en"><![CDATA[The electrocardiogram in cardiac amyloidosis: a weapon for the diagnosis suspect of this disease]]></article-title>
<article-title xml:lang="pt"><![CDATA[O electrocardiograma na amiloidose cardíaca: uma arma para a suspeita diagnóstica desta doença]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Real]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Párraga]]></surname>
<given-names><![CDATA[Rocío]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vazirani]]></surname>
<given-names><![CDATA[Ravi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo-Córdoba]]></surname>
<given-names><![CDATA[María Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario Clínico San Carlos Cardiología ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>38</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-04202023000101302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-04202023000101302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-04202023000101302&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La amiloidosis cardíaca (AC) es una enfermedad con mal pronóstico si el tratamiento no se inicia de forma temprana, por lo que una de las asignaturas pendientes en esta enfermedad consiste en realizar un diagnóstico precoz. El electrocardiograma (ECG) es una prueba diagnóstica de bajo costo y amplia disponibilidad que nos permite sospechar esta enfermedad, dado que resulta normal en &lt; 5% de los pacientes. El hallazgo clásico es la presencia de bajos voltajes en relación con la gran hipertrofia que se observa en las pruebas de imagen, así como el conocido patrón de pseudoinfarto. Ambos hallazgos son más frecuentes en el subtipo de amiloidosis por cadenas ligeras, que era el más frecuentemente diagnosticado en el pasado. Sin embargo, con la expansión del diagnóstico no invasivo del subtipo a transtiretina, su identificación ha crecido de forma exponencial y se convirtió en el más diagnosticado con más frecuencia en nuestro medio. Se debe prestar especial atención a todos estos hallazgos electrocardiográficos, con el fin de que esta prueba diagnóstica de sencilla obtención pueda contribuir de forma importante a la sospecha y al diagnóstico precoz de la AC.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Cardiac amyloidosis (CA) is a serious disease with a poor prognosis if treatment is not started early, so one of the pending issues in this condition is to make an early diagnosis. The electrocardiogram (EKG) is an inexpensive and widely available diagnostic test that can offer differential data when suspecting this disease, being normal in &lt; 5% of these patients. The classic EKG finding is the presence of low voltages in relation to the large hypertrophy seen on imaging tests, as well as the well-known pseudoinfarct pattern. Both findings are more frequent in the light chain subtype of CA, which was the most frequently diagnosed in the past. However, with the growth of noninvasive diagnostic tests, the identification of the transtyretin subtype has grown exponentially, becoming the most frequently diagnosed in our setting. Special attention should be paid to all these electrocardiographic findings, so that this simple diagnostic test can make an important contribution to the early suspicion and diagnosis of CA.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: A amiloidose cardi&#769;aca (AC) é uma doença grave com um mau prognóstico no caso de não se iniciar tratamento de forma precoce, pelo que a necessidade de um pronto diagnóstico é imperiosa. Quando se suspeita desta doença, o eletrocardiograma (ECG) é um teste de diagnóstico pouco dispendioso e disponível em todo o mundo, que pode fornecer dados discriminativos importantes, sendo normal em menos de 5% dos casos. O achado clássico do ECG é a presença de baixas voltagens em relação à grande hipertrofia vista na imagem, bem como o conhecido padrão de pseudoinfarte. Ambos os resultados são mais frequentes no subtipo a cadenas ligeras, o mais frequentemente diagnosticado no passado. No entanto, com o aumento dos testes de diagnóstico não-invasivos, o diagnóstico ddo subtipo a transtirretina, o mais cresceu de forma exponencial, tornando-se o mais frequentemente diagnosticado no nosso meio. Deve ser dada especial atenção a todos estes achados eletrocardiográficos já que esta prova de diagnóstico de fácil obtenção pode contribuir de forma importante para a suspeição de diagnóstico precoce de AC.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Amiloidosis cardíaca]]></kwd>
<kwd lng="es"><![CDATA[Bajos voltajes]]></kwd>
<kwd lng="es"><![CDATA[Patrón de pseudoinfarto]]></kwd>
<kwd lng="es"><![CDATA[Electrocardiograma]]></kwd>
<kwd lng="es"><![CDATA[Fibrilación auricular]]></kwd>
<kwd lng="es"><![CDATA[Bloqueo auriculoventricular.]]></kwd>
<kwd lng="en"><![CDATA[Cardiac amyloidosis]]></kwd>
<kwd lng="en"><![CDATA[Low voltajes]]></kwd>
<kwd lng="en"><![CDATA[Pseudoinfarct pattern]]></kwd>
<kwd lng="en"><![CDATA[Electrocardiogram]]></kwd>
<kwd lng="en"><![CDATA[Atrial fibrillation]]></kwd>
<kwd lng="en"><![CDATA[Atrioventricular block.]]></kwd>
<kwd lng="pt"><![CDATA[Amiloidose cardíaca]]></kwd>
<kwd lng="pt"><![CDATA[Baixas voltagens]]></kwd>
<kwd lng="pt"><![CDATA[Padrão de pseudoinfarte]]></kwd>
<kwd lng="pt"><![CDATA[Eletrocardiograma]]></kwd>
<kwd lng="pt"><![CDATA[Fibrilhação auricular]]></kwd>
<kwd lng="pt"><![CDATA[Bloqueio auriculoventricular]]></kwd>
<kwd lng="pt"><![CDATA[Bloqueio atrioventricular.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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