<?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>S1688-04202020000100231</article-id>
<article-id pub-id-type="doi">10.29277/cardio.35.1.12</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Recurrencia de fibrilación auricular posablación de venas pulmonares. Identificación de factores predictores]]></article-title>
<article-title xml:lang="en"><![CDATA[Atrial fibrillation recurrence post pulmonary vein ablation. Identification of predictive factors]]></article-title>
<article-title xml:lang="pt"><![CDATA[Recorrência da fibrilação atrial pós-ablação das veias pulmonares. Identificação de fatores preditivos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vásquez]]></surname>
<given-names><![CDATA[Javier Pinos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Leiria]]></surname>
<given-names><![CDATA[Tiago Luiz Luz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kruse]]></surname>
<given-names><![CDATA[Marcelo Lapa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pires]]></surname>
<given-names><![CDATA[Leonardo Martins]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[Gustavo Glotz De]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Cardiologia do Rio Grande Do Sul, Fundação Universitária de Cardiologia ]]></institution>
<addr-line><![CDATA[Porto Alegre, RS ]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>231</fpage>
<lpage>248</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-04202020000100231&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-04202020000100231&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-04202020000100231&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La ablación de la fibrilación auricular mediante el aislamiento de las venas pulmonares, es una estrategia ampliamente utilizada en la actualidad. La recurrencia posablación es un problema frecuente. Se han investigado varios predictores de recurrencia con el fin de optimizar la elección del paciente que más se beneficia del procedimiento. Actualmente la evidencia es controvertida, siendo necesarios más estudios al respecto.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: The ablation of atrial fibrillation based on pulmonary veins isolation, is a widely used strategy nowadays. Post ablation recurrence is a frequent problem. Several recurrence predictors have been researched, with the purpose of choosing the patient that would benefit the most from this procedure. Current evidence is controversial and more research is needed.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Recurrencia]]></kwd>
<kwd lng="es"><![CDATA[Fibrilación atrial]]></kwd>
<kwd lng="es"><![CDATA[Ablación de las venas pulmonares]]></kwd>
<kwd lng="es"><![CDATA[Factores predictivos]]></kwd>
<kwd lng="en"><![CDATA[Recurrence]]></kwd>
<kwd lng="en"><![CDATA[Atrial fibrillation]]></kwd>
<kwd lng="en"><![CDATA[Pulmonary vein ablation]]></kwd>
<kwd lng="en"><![CDATA[Predictive factors]]></kwd>
<kwd lng="pt"><![CDATA[Recidiva]]></kwd>
<kwd lng="pt"><![CDATA[Fibrilação Atrial]]></kwd>
<kwd lng="pt"><![CDATA[Ablação das veias pulmonares]]></kwd>
<kwd lng="pt"><![CDATA[Fatores preditivos]]></kwd>
</kwd-group>
</article-meta>
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