<?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>1729-519X</journal-id>
<journal-title><![CDATA[Revista Habanera de Ciencias Médicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev haban cienc méd]]></abbrev-journal-title>
<issn>1729-519X</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de la Habana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1729-519X2020000100076</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modificaciones anatómicas del ventrículo izquierdo en deportistas de canotaje de alto rendimiento]]></article-title>
<article-title xml:lang="en"><![CDATA[Anatomical modifications of the left ventricle in high performance canoeing athletes]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Orta Miranda]]></surname>
<given-names><![CDATA[Jesus]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres López]]></surname>
<given-names><![CDATA[Diana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Medicina del Deporte  ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<volume>19</volume>
<numero>1</numero>
<fpage>76</fpage>
<lpage>91</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1729-519X2020000100076&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1729-519X2020000100076&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1729-519X2020000100076&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La adaptación del corazón humano al acondicionamiento físico ha sido un tema de interés médico-científico, pues el remodelado cardíaco que comprende variación en el tamaño, forma, grosor de las paredes, y masa ventricular responde al tipo de actividad física.  Objetivo:  Determinar las modificaciones anatómicas del ventrículo izquierdo en kayacistas y canoístas femeninos y masculinos de alto rendimiento.  Material y Métodos:  Se realizó un estudio prospectivo, descriptivo de corte transversal en deportistas de canotaje de alto rendimiento que acudieron al Instituto de Medicina del Deporte durante la preparación especial con vistas a participar en los Juegos Olímpicos de Rio de Janeiro 2016. La muestra se conformó con 20 deportistas que cumplieron los criterios de inclusión establecidos, se recogieron los resultados de los diferentes parámetros ecocardiográficos que fueron estudiados para comprobar si existía modificación anatómica del ventrículo izquierdo (MAVI). Se empleó la estadística descriptiva e inferencial.  Resultados:  Edad promedio 20,9 ± 1,18 años, predominio del sexo masculino (65%); kayak (60%) y velocidad (55%) fueron las disciplinas deportivas y modalidades competitivas predominantes , fue frecuente la hipertrofia concéntrica en ambos sexos (65%), la edad deportiva de igual o menos de 10 años (60%), espesor relativo de la pared aumentado (65%), el índice AKS mayor se encontró en la hipertrofia excéntrica (1,3%) y el porciento de grasa predominante fue en la hipertrofia concéntrica para un (7,9%).  Conclusiones: El espesor relativo de la pared ventricular tuvo una relación significativa con la modalidad competitiva.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The adaptation of the human heart to physical conditioning has been a medical and scientific topic of interest where cardiac remodeling involving changes in size, form, thickness of the walls and ventricular mass responds to the type of physical activity.  Objective:  To determine the anatomical modifications of the left ventricle in high performance male and female canoeing and kayaking athletes.  Material and methods:  A prospective, descriptive, cross-sectional study was conducted in high performance canoeing athletes that attended the Instituto de Medicina del Deporte during the special training in view of the preparation for the Olympic Games in Rio de Janeiro, 2016. The sample was composed of 20 athletes that fulfilled the established inclusion criteria. The results of the different echocardiographic parameters were collected and analyzed in order to check whether there were anatomical modifications of the left ventricle (AMLV). Differential and descriptive statistics were used.  Results:  The average age was 20, 9 ± 1, 18 years, the male sex predominated in the study (65%), kayak (60 %) and velocity (55%) were the predominant sports disciplines and competitive modalities, respectively. Concentric hypertrophy in both sexes (65%), sporting age of 10 years or less (60%), and increase in relative wall thickness (65%) were frequent; the highest AKS index was found in eccentric hypertrophy (1,3%) and predominant fat percentage was observed in concentric hypertrophy (7,9%).  Conclusions: The relative thickness of the ventricular wall had a significant relationship with the competitive modalities.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Remodelado cardíaco]]></kwd>
<kwd lng="es"><![CDATA[hipertrofia concéntrica]]></kwd>
<kwd lng="es"><![CDATA[hipertrofia excéntrica]]></kwd>
<kwd lng="es"><![CDATA[espesor relativo de la pared]]></kwd>
<kwd lng="en"><![CDATA[cardiac remodeling]]></kwd>
<kwd lng="en"><![CDATA[concentric hypertrophy]]></kwd>
<kwd lng="en"><![CDATA[eccentric hypertrophy]]></kwd>
<kwd lng="en"><![CDATA[relative thickness of the walls]]></kwd>
</kwd-group>
</article-meta>
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