<?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>0120-2448</journal-id>
<journal-title><![CDATA[Acta Medica Colombiana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Med Colomb]]></abbrev-journal-title>
<issn>0120-2448</issn>
<publisher>
<publisher-name><![CDATA[Asociacion Colombiana de Medicina Interna]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-24482019000400038</article-id>
<article-id pub-id-type="doi">10.36104/amc.2019.1300</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Cardiac resynchronization therapy in a patient with pacemaker-induced cardiomyopathy]]></article-title>
<article-title xml:lang="es"><![CDATA[Terapia de resincronización cardiaca en un paciente con miocardiopatía inducida por marcapasos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luna-España]]></surname>
<given-names><![CDATA[María Camila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Méndez-Flôrez]]></surname>
<given-names><![CDATA[Jainer José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo]]></surname>
<given-names><![CDATA[José Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Buitrago-Sandoval]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad El Bosque  ]]></institution>
<addr-line><![CDATA[Bogotá, D.C ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad El Bosque  ]]></institution>
<addr-line><![CDATA[Bogotá, D.C ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Fundación Santa Fe de Bogotá  ]]></institution>
<addr-line><![CDATA[Bogotá, D.C ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Fundación Santa Fe de Bogotá  ]]></institution>
<addr-line><![CDATA[Bogotá, D.C ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>44</volume>
<numero>4</numero>
<fpage>38</fpage>
<lpage>41</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-24482019000400038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-24482019000400038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-24482019000400038&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract There is a high prevalence of cardiac stimulation therapy complications; however, they are frequently forgotten by medical personnel. Cardiomyopathy secondary to biventricular dyssynchrony due to high right ventricular stimulation is a frequent cause of heart failure, increasing the risk of death and hospitalization and decreasing the quality of life of patients with pacemakers. We present a case of a patient who developed heart failure. The most common causes of left ventricular dysfunction were ruled out, and it was determined to be secondary to pacemaker-induced cardiomyopathy. The patient's device was changed to biventricular cardiac resynchronization therapy, with an adequate clinical response. We highlight the importance of looking for complications related to right ventricular stimulation devices in patients with heart failure, and of considering a change to biventricular stimulation within the treatment plan. (Acta Med Colomb 2019; 44. DOI:https://doi.org/10.36104/amc.2019.1300).]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Las complicaciones derivadas de la terapia de estimulación cardiaca tienen alta prevalencia, sin embargo, a menudo son olvidadas por el personal médico. La miocardiopatía secundaria a la disincronía biventricular por la alta carga de estimulación ventricular derecha es una causa frecuente de falla cardiaca, aumentando el riesgo de muerte, hospitalizaciones y disminuyendo la calidad de vida en los pacientes con marcapasos. Presentamos un caso de una paciente que desarrolló falla cardiaca, se descartaron las causas más comunes de disfunción ventricular izquierda y se consideró secundaria a miocardiopatía inducida por marcapasos, se le realizó cambio de dispositivo por terapia de resincronización cardiaca biventricular con adecuada respuesta clínica. Resaltamos la importancia de buscar en los pacientes con falla cardiaca complicaciones asociadas a dispositivos de estimulación ventricular derecha y considerar dentro del tratamiento el cambio a estimulación biventricular. (Acta Med Colomb 2019; 44. DOI:https://doi.org/10.36104/amc.2019.1300).]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Pacemaker-induced cardiomyopathy]]></kwd>
<kwd lng="en"><![CDATA[heart failure]]></kwd>
<kwd lng="en"><![CDATA[cardiac resynchronization therapy]]></kwd>
<kwd lng="es"><![CDATA[miocardiopatía inducida por marcapasos]]></kwd>
<kwd lng="es"><![CDATA[falla cardiaca]]></kwd>
<kwd lng="es"><![CDATA[terapia de resincronización cardiaca]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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