<?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>S2954-38352021000400183</article-id>
<article-id pub-id-type="doi">10.35366/102769</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Submitral aneurysm as a cause of mitral valve insufficiency]]></article-title>
<article-title xml:lang="es"><![CDATA[Aneurisma de presentación como causa de insuficiencia de la válvula mitral]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Antunes-Vicente]]></surname>
<given-names><![CDATA[Miguel Bernardino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alarcón da Costa-Melanchton]]></surname>
<given-names><![CDATA[Hamilton]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ravelo-Dopico]]></surname>
<given-names><![CDATA[Roger]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lima-Domingos]]></surname>
<given-names><![CDATA[Luis Mariano de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Méndez-Peralta]]></surname>
<given-names><![CDATA[Tomás]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pedro]]></surname>
<given-names><![CDATA[Albino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Cardiovascular Thoracic Center Girassol Clinic ]]></institution>
<addr-line><![CDATA[Luanda ]]></addr-line>
<country>Angola</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Cardiovascular Thoracic Center Girassol Clinic ]]></institution>
<addr-line><![CDATA[Luanda ]]></addr-line>
<country>Angola</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Cardiovascular Thoracic Center Girassol Clinic ]]></institution>
<addr-line><![CDATA[Luanda ]]></addr-line>
<country>Angola</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Cardiovascular Thoracic Center Girassol Clinic ]]></institution>
<addr-line><![CDATA[Luanda ]]></addr-line>
<country>Angola</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>32</volume>
<numero>4</numero>
<fpage>183</fpage>
<lpage>187</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2954-38352021000400183&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2954-38352021000400183&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2954-38352021000400183&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The mitral subvalvular ventricular aneurysm is a rare cardiac condition with an origin not yet well defined. Since the first report by Corvisart in 1812, several reports have coincided with pointing out the significant incidence among Africans, which has been the scene of several discussions until today. There are several controversies around this issue; the current consensus is several interrelated factors such as the weakness of the posterior fibrous ring of the mitral valve is at the basis of its occurrence, which can be based on a sustained basis, congenital aneurysm, infectious, inflammatory or degenerative processes involving the endocardium. The diagnosis of certainty is made by echocardiogram, and the treatment is eminently surgical. 28-year-old Angolan patient with a mitral subvalvular aneurysm is described as the cause of severe mitral regurgitation and heart failure, which was successfully corrected surgically.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El aneurisma ventricular subvalvular mitral se considera una rara afección cardiaca con un origen aún no bien definido. Desde su primer informe por Corvisart en 1812, varios informes han coincidido en señalar su mayor incidencia entre los africanos, lo que ha sido escenario de varias discusiones hasta hoy. Existen varias controversias en torno a este tema, el consenso actual es de varios factores interrelacionados como la debilidad del anillo fibroso posterior de la válvula mitral está en la base de su aparición que puede ser de base sostenida, aneurisma congénito, procesos infecciosos, inflamatorios o degenerativos que involucran el endocardio. El diagnóstico de certeza se realiza mediante ecocardiograma y el tratamiento es eminentemente quirúrgico. Se describe el caso de una paciente de 28 años, de nacionalidad angoleña, con aneurisma subvalvular mitral como causa de regurgitación mitral severa e insuficiencia cardiaca, que fue corregida quirúrgicamente con éxito.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Cardiac ventricular aneurysm]]></kwd>
<kwd lng="en"><![CDATA[mitral subvalvular aneurysm]]></kwd>
<kwd lng="en"><![CDATA[mitral valve insufficiency]]></kwd>
<kwd lng="en"><![CDATA[heart failure]]></kwd>
<kwd lng="en"><![CDATA[congenital heart disease]]></kwd>
<kwd lng="es"><![CDATA[Aneurisma ventricular cardiaco]]></kwd>
<kwd lng="es"><![CDATA[aneurisma subvalvular mitral]]></kwd>
<kwd lng="es"><![CDATA[insuficiencia valvular]]></kwd>
<kwd lng="es"><![CDATA[falla cardiaca]]></kwd>
<kwd lng="es"><![CDATA[cardiopatía congénita]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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