<?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>S1688-04202021000101701</article-id>
<article-id pub-id-type="doi">10.29277/cardio.36.1.8</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Linfoma pericárdico primario a células T/NK. Reporte de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Primary pericardial T/NK cell lymphoma. Case report]]></article-title>
<article-title xml:lang="pt"><![CDATA[Linfoma pericárdico primário de células T/NK. Relato de um caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Agorrody]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[Amparo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ríos]]></surname>
<given-names><![CDATA[Facundo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arocena]]></surname>
<given-names><![CDATA[María José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[Lilián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estigarribia]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Cirugía Cardíaca (INCC)  ]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Servicio Médico Integral (SMI) Departamento de Cardiología ]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Servicio Médico Integral (SMI) Departamento de Hematología ]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>36</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-04202021000101701&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-04202021000101701&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-04202021000101701&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Los linfomas cardíacos primarios son un subtipo muy poco frecuente de tumor en los cuales la lesión primaria se encuentra en el corazón. Los tumores suelen ser infiltrantes y se localizan en la aurícula derecha, seguidos del pericardio. Su mortalidad es notablemente alta y el diagnóstico tardío es el principal factor para su mal pronóstico. Describimos el caso de un paciente que presentó shock obstructivo por derrame pericárdico profuso causado por un tipo raro de tumor cardíaco primario, un linfoma pericárdico de células T/NK.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: Primary cardiac lymphomas are a rare subtype of lymphomas in which the primary lesion is in the heart. The tumors are usually located in the right atria, followed by the pericardium and are frequently infiltrative. Mortality is remarkably high in this group and the delayed diagnosis is the main factor for its poor prognosis. We describe the case of a patient that presented with obstructive shock due to profuse pericardial effuse caused by a rare kind of primary cardiac tumor, a T/NK cell pericardial lymphoma.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: Os linfomas cardíacos primários são um subtipo de tumor muito raro, no qual a lesão primária está no coração. Os tumores geralmente são infiltrativos e localizam-se no átrio direito, seguidos pelo pericárdio. Sua mortalidade é notavelmente alta e o diagnóstico tardio é o principal fator que produz seu mau prognóstico. Descrevemos o caso de um paciente que apresentou choque obstrutivo devido a um derrame pericárdico profuso causado por um tipo raro de tumor cardíaco primário, um linfoma pericárdico de células T/NK.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tumores cardíacos]]></kwd>
<kwd lng="es"><![CDATA[Tumores pericárdicos]]></kwd>
<kwd lng="es"><![CDATA[Derrame pericárdico]]></kwd>
<kwd lng="es"><![CDATA[Taponamiento cardíaco]]></kwd>
<kwd lng="en"><![CDATA[Cardiac tumors]]></kwd>
<kwd lng="en"><![CDATA[Pericardial tumors]]></kwd>
<kwd lng="en"><![CDATA[Pericardial effusion]]></kwd>
<kwd lng="en"><![CDATA[Pericardial tamponade]]></kwd>
<kwd lng="pt"><![CDATA[Tumores cardíacos]]></kwd>
<kwd lng="pt"><![CDATA[Tumores pericárdicos]]></kwd>
<kwd lng="pt"><![CDATA[Derrame pericárdico]]></kwd>
<kwd lng="pt"><![CDATA[Tamponamento cardíaco]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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