<?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>2521-2281</journal-id>
<journal-title><![CDATA[Medicina clínica y social]]></journal-title>
<abbrev-journal-title><![CDATA[Med. clín. soc.]]></abbrev-journal-title>
<issn>2521-2281</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Ciencias Médicas, Filial de Santa Rosa del Aguaray, Cátedra de Socioantropología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2521-22812025000100501</article-id>
<article-id pub-id-type="doi">10.52379/mcs.v9.501</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome de wellens: desde el compromiso de la arteria descendente anterior hasta la revasculariación coronaria percutánea]]></article-title>
<article-title xml:lang="en"><![CDATA[Wellens syndrome: from involvement of the anterior descending artery to percutaneous coronary revascularization]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montiel Alfonso]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ávalos Larroza]]></surname>
<given-names><![CDATA[Jorge Catalino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Duarte Samudio]]></surname>
<given-names><![CDATA[Nancy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Morínigo]]></surname>
<given-names><![CDATA[Elder]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Católica Nuestra Señora de la Asunción Facultad de Postgrado ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Central del Instituto de Previsión Social Departamento de Medicina Interna ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>9</volume>
<numero>1</numero>
<fpage>501</fpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2521-22812025000100501&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2521-22812025000100501&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2521-22812025000100501&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El síndrome de Wellens es una entidad caracterizada electrocardiográficamente por la presencia de ondas T invertidas o bifásicas en precordiales derechas. Corresponde a un subtipo de angina inestable con alto riesgo de progresar a infarto agudo de miocardio de la cara anterior. Su hallazgo predice con una alta sensibilidad y especificidad el compromiso de la porción proximal de la arteria descendente anterior, requiriendo una estrategia invasiva temprana con el objetivo de evitar sus complicaciones. A continuación, se presenta el caso de una paciente con manifestaciones electrocardiográficas diferentes que fueron llevados al laboratorio de hemodinamia para revascularización coronaria percutánea por compromiso de la arteria descendente anterior.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Wellens syndrome is an entity characterized electrocardiographically by the presence of inverted or biphasic T waves in right precordials. It is an unstable angina subtype with a high risk of progressing to acute myocardial infarction on the anterior face. Its finding predicts with high sensitivity and specificity the involvement of the proximal portion of the anterior descending artery, requiring an early invasive strategy to avoid complications. The following is a case of a patient with different electrocardiographic manifestations who was taken to the hemodynamic laboratory for percutaneous coronary artery revascularization by involvement of the anterior descending artery.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[síndrome coronario agudo]]></kwd>
<kwd lng="es"><![CDATA[síndrome de Wellens]]></kwd>
<kwd lng="es"><![CDATA[angina inestable aguda]]></kwd>
<kwd lng="es"><![CDATA[enzimas cardiacas.]]></kwd>
<kwd lng="en"><![CDATA[acute coronary syndrome]]></kwd>
<kwd lng="en"><![CDATA[Wellens syndrome]]></kwd>
<kwd lng="en"><![CDATA[acute unstable angina]]></kwd>
<kwd lng="en"><![CDATA[cardiac enzymes.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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