<?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>1870-7203</journal-id>
<journal-title><![CDATA[Acta médica Grupo Ángeles]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. Grupo Ángeles]]></abbrev-journal-title>
<issn>1870-7203</issn>
<publisher>
<publisher-name><![CDATA[Grupo Ángeles, Servicios de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-72032019000400350</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Resultados clínicos y quirúrgicos de pacientes sometidos a cambio valvular aórtico con FEVI &lt; 35%]]></article-title>
<article-title xml:lang="en"><![CDATA[Clinical and surgical results of patients undergoing aortic valve change with FEVI &lt; 35%]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez Hernández]]></surname>
<given-names><![CDATA[Luis Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sainz Escárrega]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Mejía]]></surname>
<given-names><![CDATA[Iván]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Victorica Guzmán]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Vargas]]></surname>
<given-names><![CDATA[Ana Prixila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Cardiología &#8220;Ignacio Chávez&#8221;  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad La Salle  Facultad Mexicana de Medicina]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</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>17</volume>
<numero>4</numero>
<fpage>350</fpage>
<lpage>353</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032019000400350&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032019000400350&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032019000400350&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  La estenosis e insuficiencia aórtica tienen prevalencia de 6% en pacientes mayores de 65 años, en México existen aproximadamente medio millón de personas en riesgo. El tratamiento quirúrgico más utilizado es el cambio valvular aórtico y los pacientes con FEVI &#8804; 35% sometidos a cirugía cardiaca tienen incremento en la morbilidad y mortalidad perioperatoria. En México existen pocos estudios que reporten los resultados clínicos y quirúrgicos.  Material y métodos:  Estudio observacional, transversal, retrospectivo, no aleatorizado en pacientes con diagnóstico de IAo y/o EAo y FEVI &#8804; 35%, sometidos a CVAo del 01 de octubre de 2017 al 30 de junio de 2018; se evaluaron datos demográficos, resultados quirúrgicos, mortalidad y principales complicaciones.  Resultados:  Se incluyeron 14 pacientes con FEVI media de 26.85% (DE 7.16). Los diagnósticos fueron: doble lesión aórtica siete pacientes (50%), estenosis aórtica cinco pacientes (36%) e insuficiencia aórtica dos pacientes (14%); nueve pacientes con cirugía electiva (64.3%); hemorragia promedio de 301 mL (DE 446.6), bloqueo auriculoventricular 7%, mortalidad a 30 días 7.1%.  Conclusiones:  Con excepción de la estancia intrahospitalaria, las complicaciones y mortalidad son similares a las reportadas en otros estudios.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Aortic stenosis and regurgitation have a prevalence of six percent among patients over 65 years old, in Mexico represents half a million people at risk. The most use procedure to treat these diseases is surgical aortic valve replacement SAVR. Patients with low ejection fraction &#8804; 35% that require replacement of the valve, have an increase in perioperative morbidity and mortality, there are few clinical trials which report their clinical outcomes in Mexico.  Material and methods:  We conducted a retrospective, transverse, observational, not randomize trial, in patients with diagnosis of aortic stenosis and/or regurgitation and reduce ejection fraction of the left ventricle &#8804; 35%, who underwent SAVR between October 1 of 2017 and June 30 of 2018; we evaluate demographics, surgical outcomes, mortality and morbidity.  Results:  We found 14 patients with a mean LVEF of 26.85% (SD 7.16). Diagnosis of: stenosis and regurgitation in seven patients (50%), pure stenosis in five patients (36%) and regurgitation alone in two patients (14%); five were urgencies (35.7%); the mean bleeding was 301 cc (SD 446.6), 7% presented atrioventricular block, 30 days mortality at 7.1%.  Conclusions:  Except for hospital stay, the morbidity and mortality are similar to the data reported by other trials.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Valvulopatías]]></kwd>
<kwd lng="es"><![CDATA[cambio valvular aórtico]]></kwd>
<kwd lng="es"><![CDATA[fracción de eyección del ventrículo izquierdo]]></kwd>
<kwd lng="en"><![CDATA[Valvulopathy]]></kwd>
<kwd lng="en"><![CDATA[aortic valve replacement]]></kwd>
<kwd lng="en"><![CDATA[ejection fraction of the left ventricular]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nkomo]]></surname>
<given-names><![CDATA[VT]]></given-names>
</name>
<name>
<surname><![CDATA[Gardin]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Skelton]]></surname>
<given-names><![CDATA[TN]]></given-names>
</name>
<name>
<surname><![CDATA[Gottdiener]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Scott]]></surname>
<given-names><![CDATA[CG]]></given-names>
</name>
<name>
<surname><![CDATA[Enriquez-Sarano]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Burden of valvular heart diseases: a population-based study]]></article-title>
<source><![CDATA[Lancet]]></source>
<year>2006</year>
<volume>368</volume>
<numero>9540</numero>
<issue>9540</issue>
<page-range>1005-11</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="book">
<collab>Instituto Nacional de Estadística y Geografía (INEGI)</collab>
<source><![CDATA[Encuesta Intercensal 2015. Síntesis metodológica y conceptual]]></source>
<year>2015</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[INEGI]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Flores-Marín]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Doblas]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Caballero-Borrego]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Cabrera-Bueno]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Bailón]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Melero]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-term predictors of mortality and functional recovery after aortic valve replacement for severe aortic stenosis with left ventricular dysfunction]]></article-title>
<source><![CDATA[Rev Esp Cardiol]]></source>
<year>2010</year>
<volume>63</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>36-45</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Freeman]]></surname>
<given-names><![CDATA[RV]]></given-names>
</name>
<name>
<surname><![CDATA[Otto]]></surname>
<given-names><![CDATA[CM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spectrum of calcific aortic valve disease: pathogenesis, disease progression, and treatment strategies]]></article-title>
<source><![CDATA[Circulation]]></source>
<year>2005</year>
<volume>111</volume>
<numero>24</numero>
<issue>24</issue>
<page-range>3316-26</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pieri]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Belletti]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Monaco]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Pisano]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Musu]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Dalessandro]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Outcome of cardiac surgery in patients with low preoperative ejection fraction]]></article-title>
<source><![CDATA[BMC Anesthesiol]]></source>
<year>2016</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>97</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cie&#347;la-Dul]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pfitzner]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Drwi&#322;a]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Górkiewicz-Kot]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Sadowski]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Low ejection fraction as risk factor after aortic valve replacement]]></article-title>
<source><![CDATA[Przegl Lek]]></source>
<year>2004</year>
<volume>61</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>579-84</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Santana]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Xydas]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[RF]]></given-names>
</name>
<name>
<surname><![CDATA[La Pietra]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mawad]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Behrens]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aortic valve replacement in patients with a left ventricular ejection fraction &#8804;35% performed via a minimally invasive right thoracotomy]]></article-title>
<source><![CDATA[J Thorac Dis]]></source>
<year>2017</year>
<volume>9</volume>
<numero>^s7</numero>
<issue>^s7</issue>
<supplement>7</supplement>
<page-range>S607-13</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Halkos]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[EP]]></given-names>
</name>
<name>
<surname><![CDATA[Sarin]]></surname>
<given-names><![CDATA[EL]]></given-names>
</name>
<name>
<surname><![CDATA[Kilgo]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Thourani]]></surname>
<given-names><![CDATA[VH]]></given-names>
</name>
<name>
<surname><![CDATA[Lattouf]]></surname>
<given-names><![CDATA[OM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aortic valve replacement for aortic stenosis in patients with left ventricular dysfunction]]></article-title>
<source><![CDATA[Ann Thorac Surg]]></source>
<year>2009</year>
<volume>88</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>746-51</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
