<?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>2307-3349</journal-id>
<journal-title><![CDATA[Revista de salud publica del Paraguay]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. salud publica Parag.]]></abbrev-journal-title>
<issn>2307-3349</issn>
<publisher>
<publisher-name><![CDATA[INSTITUTO NACIONAL DE SALUD - MSP Y BS]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2307-33492019000100057</article-id>
<article-id pub-id-type="doi">10.18004/rspp.2019.junio.57-64</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Asociación de la dilatación auricular izquierda con alteraciones hemodinámicas del ventrículo izquierdo en pacientes con Hipertensión Arterial del Hospital de Clínicas. Asunción, Paraguay]]></article-title>
<article-title xml:lang="en"><![CDATA[Association of left atrial dilatation with hemodynamic alterations of the left ventricle in patients with arterial hypertension of the Hospital de Clinicas. Asuncion, Paraguay]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Miño]]></surname>
<given-names><![CDATA[Luis Marcelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Centurión]]></surname>
<given-names><![CDATA[Osmar Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torales]]></surname>
<given-names><![CDATA[Judith M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[Laura B.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cáceres]]></surname>
<given-names><![CDATA[Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Paniagua]]></surname>
<given-names><![CDATA[María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lovera]]></surname>
<given-names><![CDATA[Oscar A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Asunción Hospital de Clínicas División de Medicina Cardiovascular]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Sanatorio Metropolitano Departamento de Investigación en Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Fernando de la Mora ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>9</volume>
<numero>1</numero>
<fpage>57</fpage>
<lpage>64</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2307-33492019000100057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2307-33492019000100057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2307-33492019000100057&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La dilatación de la aurícula izquierda (AI) se considera un marcador ecocardiográfico para la remodelación auricular y la fibrilación auricular. Por ende, hemos investigado la correlación entre la dilatación de la AI con las alteraciones hemodinámicas del ventrículo izquierdo en pacientes con hipertensión arterial.  Metodología:  En este estudio observacional y prospectivo hemos investigado las variaciones electrocardiográficas, mediciones ecocardiográficas y Holter ECG de 24 hs en pacientes hipertensos que acuden a un hospital terciario desde marzo a septiembre del 2018 en forma ambulatoria y a internados en el Hospital de Clínicas.  Resultados:  Se estudiaron 104 pacientes, 65 hipertensos conocidos y 39 no hipertensos como grupo control. El diámetro de la AI tuvo una media de 37±8 en pacientes hipertensos, mientras que en pacientes no hipertensos la media fue de 34±5 (p=0,03). Se encontró una asociación significativa entre hipertensión y aumento del diámetro de la AI (p=0,04 OR: 2,6 IC 0,88-7,7). En los pacientes hipertensos se observó una asociación significativa entre la aurícula izquierda dilatada y la fracción de eyección disminuida (p= 0,01 OR: 4,66 IC: 1,28-16,98). Además, una asociación significativa entre la AI dilatada y el diámetro diastólico aumentado del ventrículo izquierdo (VI) (p= 0,0004 OR: 8,75 IC 2,18-35,01). Se observó una asociación significativa entre la presencia de una AI dilatada y el diámetro sistólico del VI aumentado en hipertensos (p= 0,006 OR: 5,74 IC 1,5-21,91).  Conclusiones:  Hubo una relación significativa entre la hipertensión arterial y la dilatación de la aurícula izquierda. Los pacientes hipertensos con una dilatación de la AI tuvieron un aumento significativo de los diámetros sistólicos y diastólicos del ventrículo izquierdo, así como una disminución significativa de la funcionalidad sistólica del ventrículo izquierdo. Por ende, los pacientes hipertensos que tienen una dilatación de la aurícula izquierda presentaron además alteraciones hemodinámicas asociadas del ventrículo izquierdo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Dilation of the left atrium (LA) is considered an echocardiographic marker for atrial remodeling and atrial fibrillation. Therefore, we have investigated the correlation between dilatation of the IA with hemodynamic alterations of the left ventricle in patients with arterial hypertension.  Methodology:  In this observational and prospective study we have investigated electrocardiographic variations, echocardiographic measurements and Holter ECG of 24 hours in hypertensive patients who attend a tertiary hospital from March 2018 to September 2018 as outpatients and inpatients.  Results:  104 patients were studied, 65 known hypertensive patients and, 39 non-hypertensive as control group. The diameter of the AI &#8203;&#8203;had a mean of 37 ± 8 in hypertensive patients, while in non-hypertensive patients the mean was 34 ± 5 &#8203;&#8203;(p = 0.03). A significant association was found between hypertension and increased diameter of the LA (p = 0.04 OR: 2.6 CI 0.88-7.7). In hypertensive patients, a significant association was observed between the dilated left atrium and the decreased ejection fraction (p = 0.01 OR: 4.66 CI: 1.28-16.98). In addition, a significant association between dilated LA and the increased diastolic diameter of the LV (p = 0.0004 OR: 8.75 IC 2.18-35.01). A significant association was observed between the presence of dilated IA and the left ventricular systolic diameter increased in hypertensive patients (p = 0.006 OR: 5.74 CI 1.5-21.91).  Conclusion:  There was a significant relationship between arterial hypertension and dilatation of the left atrium. Hypertensive patients with dilatation of the IA had a significant increase in systolic and diastolic diameters of the left ventricle, as well as a significant decrease in systolic functionality of the left ventricle. Therefore, hypertensive patients who have dilation of the left atrium also had associated hemodynamic alterations of the left ventricle.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Dilatación de la aurícula izquierda]]></kwd>
<kwd lng="es"><![CDATA[Hipertensión arterial]]></kwd>
<kwd lng="es"><![CDATA[Fracción de eyección del VI. Diámetro sistólico y diastólico del VI.]]></kwd>
<kwd lng="en"><![CDATA[Dilation of the left atrium]]></kwd>
<kwd lng="en"><![CDATA[Arterial hypertension]]></kwd>
<kwd lng="en"><![CDATA[LV ejection fraction. Systolic and diastolicdiameter of the LV.]]></kwd>
</kwd-group>
</article-meta>
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