<?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>1405-9940</journal-id>
<journal-title><![CDATA[Archivos de cardiología de México]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Cardiol. Méx.]]></abbrev-journal-title>
<issn>1405-9940</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Cardiología Ignacio Chávez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-99402021000100042</article-id>
<article-id pub-id-type="doi">10.24875/acm.20000044</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Un nuevo método no invasivo en la valoración integral de la fibrilación auricular por tomografía cardíaca]]></article-title>
<article-title xml:lang="en"><![CDATA[A novel, non-invasive, integral imaging assessment in atrial fibrillation by cardiac tomography]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morelos-Guzmán]]></surname>
<given-names><![CDATA[Martha]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Minero-García]]></surname>
<given-names><![CDATA[Larissa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jaramillo-Almaguer]]></surname>
<given-names><![CDATA[José E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez-Carbajal]]></surname>
<given-names><![CDATA[José F.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arean-Martínez]]></surname>
<given-names><![CDATA[Carlos A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Espinosa]]></surname>
<given-names><![CDATA[Juan M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Viveros-Sandoval]]></surname>
<given-names><![CDATA[Martha E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos-González]]></surname>
<given-names><![CDATA[Israel D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General "Dr. Miguel Silva" Departamento de Imagen Cardiovascular ]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General "Dr. Miguel Silva" Servicio de Medicina Interna y Cardiología ]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital General "Dr. Miguel Silva" Centro de Investigación “Mario Alvizouri” ]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Michoacana de San Nicolás de Hidalgo Facultad de Ciencias Médicas y Biológicas "Dr. Ignacio Chávez" Departamento de Investigación Científica]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Clínica de Hemodiálisis NausLife Departamento de Investigación y Educación ]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital General “Dr. Miguel Silva” Departamento de Investigación de Nefrología ]]></institution>
<addr-line><![CDATA[Morelia ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>91</volume>
<numero>1</numero>
<fpage>42</fpage>
<lpage>49</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-99402021000100042&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-99402021000100042&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-99402021000100042&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Analizar la utilidad clínica y la viabilidad de la tomografía cardíaca multidetector (TCMD) en la valoración de pacientes con fibrilación auricular (FA).  Material y métodos: Estudio prospectivo de casos y controles en 84 sujetos (54 con FA y 30 controles). La morfología de la orejuela izquierda (OI) se clasificó en cactus, ala de pollo, manga de viento y coliflor. La presencia de trombo en la OI, el antecedente de accidente cerebrovascular y la escala CHA2DS2-VASc se compararon con parámetros obtenidos por TCMD.  Resultados: La fracción de expulsión de la aurícula izquierda (FEAI) y la fracción de expulsión de la orejuela izquierda (FEOI) fueron más bajas en los individuos con FA (p &lt; 0.001). El volumen indexado de la aurícula izquierda (VIAI) fue mayor en los pacientes con FA (p &lt; 0.001). Se observó una correlación inversa entre la FEAI y el VIAI (r = -0.38, p &lt; 0.001). La morfología tipo coliflor fue la más frecuente en enfermos con FA, mientras que la de tipo cactus predominó en los controles. La de tipo coliflor fue la más relacionada con presencia de trombos (p &lt; 0.01), así como una calificación CHA2DS2-VASc alta. La velocidad de flujo fue menor en los pacientes con FA (p &lt; 0.001).  Conclusión: La TCMD es un método novedoso y no invasivo para una valoración integral en la FA. Los resultados de este estudio podrían mejorar la precisión, la utilidad clínica y el análisis de estratificación del riesgo en la FA. Los autores proponen incluir este nuevo método en la valoración integral del riesgo tromboembólico en pacientes con FA.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: To analyze the clinical utility and feasibility of the multidetector cardiac tomography (MDCT) in multi-parametric imaging assessment in atrial fibrillation (AF) patients.  Material and methods: Prospective case-control study in 84 subjects (54 AF subjects and 30 healthy subjects). Left atrial appendage (LAA) morphology was classified as: cactus, chicken wing, wind sock, cauliflower. Intra-cardiac thrombus, stroke history and CHA2DS2-VASC scale were compared to cardiac MDCT atrial imaging assessment.  Results: Left atrial ejection fraction (LAEF) and LAA ejection fraction (LAAEF) were lower in AF subjects (p &lt; 0.001), left atrial volume index (LAVI) was higher in AF subjects (p &lt; 0.001). An inverse correlation between LAEF and LAVI was found (r = &#8722;0.38, p &lt; 0.001). Cauliflower LAA morphology frequency was higher in AF subjects, whereas cactus LAA morphology frequency was higher in controls. Cauliflower LAA morphology was associated with thrombus presence (p &lt; 0.01) as well as a higher CHA2DS2-VASc score. Flow velocity were lower in AF subject compared to controls (p &lt; 0.001).  Conclusion: MDCT is a novel, non-invasive, worldwide available method for an integral assessment in AF. Our results could improve precision, clinical utility and risk stratification analysis in AF. Our proposal is to include this new method into the global cardiovascular and thrombotic risk assessment in AF patients.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tomografía cardíaca multidetector]]></kwd>
<kwd lng="es"><![CDATA[Fibrilación auricular]]></kwd>
<kwd lng="es"><![CDATA[Función auricular]]></kwd>
<kwd lng="es"><![CDATA[Orejuela izquierda]]></kwd>
<kwd lng="es"><![CDATA[Velocidad de flujo]]></kwd>
<kwd lng="en"><![CDATA[Multidetector cardiac tomography]]></kwd>
<kwd lng="en"><![CDATA[Atrial fibrillation]]></kwd>
<kwd lng="en"><![CDATA[Atrial function]]></kwd>
<kwd lng="en"><![CDATA[Left atrial appendage]]></kwd>
<kwd lng="en"><![CDATA[Flow velocity]]></kwd>
</kwd-group>
</article-meta>
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