<?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>0120-5633</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cardiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Colomb. Cardiol.]]></abbrev-journal-title>
<issn>0120-5633</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Colombiana de Cardiologia. Oficina de Publicaciones]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-56332023000500306</article-id>
<article-id pub-id-type="doi">10.24875/rccar.22000072</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Hallazgos ergoespirométricos en un paciente con fístula coronaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Cardiopulmonary exercise test findings in a patient with a coronary fistula]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mosquera-Manrique]]></surname>
<given-names><![CDATA[Javier E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[Juan M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sierra-Cabrera]]></surname>
<given-names><![CDATA[Jimena A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad El Bosque Programa de Medicina del Deporte ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Fundación Clínica Shaio Centro de Prevención Cardiovascular ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Fundación Universitaria Juan N. Corpas  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2023</year>
</pub-date>
<volume>30</volume>
<numero>5</numero>
<fpage>306</fpage>
<lpage>312</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-56332023000500306&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-56332023000500306&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-56332023000500306&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En la práctica médica es común encontrar retos en el diagnóstico de los pacientes. Este es un caso que realiza un cuadro clínico de una mujer con síntomas de dolor torácico y disnea de esfuerzo con diagnóstico final de una rara presentación de fístula coronaria, a quien se le realizaron múltiples estudios cardiovasculares descritos, como métodos no invasivos para el hallazgo de dicha alteración, sin llegar a un diagnóstico, para, finalmente, realizar el procedimiento estándar de oro, como lo es la arteriografía coronaria, por los resultados anormales de la ergoespirometría indicada por disnea de etiología no clara.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In medical practice, it is common to encounter challenges in the diagnosis of patients. The case report gives a detailed description of the clinical history of a young adult female patient who presented the cardinal warning signs of chest pain and longstanding dyspnea on exertion and was ultimately diagnosed with a rare presentation of a coronary fistula. The patient had previously undergone multiple cardiovascular tests described in the medical literature as a non-invasive means for identifying this disorder (conventional stress test, transthoracic echocardiogram, and myocardial perfusion), but with no definitive diagnosis. Finally, she underwent coronary arteriography, the gold standard procedure, due to her abnormal results on the cardiopulmonary exercise test (CPET), which was ordered due to dyspnea of unclear etiology.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Dolor Torácico]]></kwd>
<kwd lng="es"><![CDATA[Ergoespirometría]]></kwd>
<kwd lng="es"><![CDATA[Fistula coronaria]]></kwd>
<kwd lng="en"><![CDATA[Chest pain]]></kwd>
<kwd lng="en"><![CDATA[Ergospirometry]]></kwd>
<kwd lng="en"><![CDATA[Coronary fistula]]></kwd>
</kwd-group>
</article-meta>
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