<?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>2954-3835</journal-id>
<journal-title><![CDATA[Cardiovascular and metabolic science]]></journal-title>
<abbrev-journal-title><![CDATA[Cardiovasc. metab. sci]]></abbrev-journal-title>
<issn>2954-3835</issn>
<publisher>
<publisher-name><![CDATA[Asociación Nacional de Cardiólogos de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2954-38352023000400182</article-id>
<article-id pub-id-type="doi">10.35366/113868</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Cardiac myxoma]]></article-title>
<article-title xml:lang="es"><![CDATA[Mixoma cardiaco]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ávalos-García]]></surname>
<given-names><![CDATA[Yuritzi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villalba-Hernández]]></surname>
<given-names><![CDATA[Gerardo U]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores-Méndez]]></surname>
<given-names><![CDATA[Elio T]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morelos-Guzmán]]></surname>
<given-names><![CDATA[Martha]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Michoacana de San Nicolás de Hidalgo Facultad de Ciencias Médicas y Biológicas «Dr. Ignacio Chávez» General Hospital of Morelia «Dr. Miguel Silva»]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,General Hospital of Morelia «Dr. Miguel Silva» Departmento de Cardiología Servicio de Imagen Cardiovascular]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,General Hospital of Morelia «Dr. Miguel Silva» Departmento de Cardiología Servicio de Imagen Cardiovascular]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>34</volume>
<numero>4</numero>
<fpage>182</fpage>
<lpage>185</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2954-38352023000400182&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2954-38352023000400182&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2954-38352023000400182&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  the most common primary cardiac tumors are myxomas, of which 75-85% are located in the left atrium and are prevalent in females. They may present with a triad of obstructive, embolism or constitutional symptoms.  Case presentation:  this study presents the case of a patient who, two years before being diagnosed with a cardiac myxoma, presented dyspnea that subsided with the use of a beta-blocker. After a surgical intervention, the symptoms of heart failure were exacerbated, and an echocardiogram showed a mass covering most of the left atrium and protruding through the mitral valve.  Conclusion:  the transthoracic echocardiogram is the first line of imaging for the diagnosis of myxoma. Magnetic resonance imaging (MRI) provides information on the location, size and characterization of the mass, in addition to helping the differential diagnosis with the presence of thrombus, essential data for the diagnosis approach and patient treatment.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  los mixomas son los tumores cardiacos primarios más comunes, en 75-85% se localizan en la aurícula izquierda y suelen tener predominio por el sexo femenino. Se pueden presentar con la triada de obstrucción cardiaca, embolismo o síntomas constitucionales.  Presentación del caso:  en este trabajo se presenta el caso de una paciente joven, quien dos años antes del diagnóstico comenzó con disnea de medianos esfuerzos, la cual cedió con el uso de un betabloqueador, posterior a una intervención quirúrgica comienza con datos de falla cardiaca, se le realiza un ecocardiograma donde se evidencia una masa que abarca la mayor parte de la aurícula izquierda y protruye a través de la válvula mitral hacia el ventrículo izquierdo.  Conclusión:  el ecocardiograma transtorácico es la primera línea de imagen para el diagnóstico del mixoma, sin embargo, la resonancia magnética provee información sobre la localización, tamaño y caracterización de la masa, además de ayudar al diagnóstico diferencial con presencia de trombo, datos indispensables para el abordaje y tratamiento del paciente.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[cardiac myxoma]]></kwd>
<kwd lng="en"><![CDATA[cardiac magnetic resonance imaging]]></kwd>
<kwd lng="en"><![CDATA[echocardiogram]]></kwd>
<kwd lng="es"><![CDATA[mixoma cardiaco]]></kwd>
<kwd lng="es"><![CDATA[resonancia magnética cardiaca]]></kwd>
<kwd lng="es"><![CDATA[ecocardiograma]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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