<?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>0138-600X</journal-id>
<journal-title><![CDATA[Revista Cubana de Obstetricia y Ginecología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Obstet Ginecol]]></abbrev-journal-title>
<issn>0138-600X</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-600X2019000200010</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de la disminución del índice de masa corporal sobre la calidad seminal]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of Decreasing Body Mass Index Seminal Quality]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Puerta-Suárez]]></surname>
<given-names><![CDATA[Jenniffer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez-Gutiérrez]]></surname>
<given-names><![CDATA[Alejandra M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cardona-Maya]]></surname>
<given-names><![CDATA[Walter D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia Facultad de Medicina Departamento de Microbiología y Parasitología, Grupo Reproducción]]></institution>
<addr-line><![CDATA[ Medellín]]></addr-line>
<country>Colombia</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>45</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-600X2019000200010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-600X2019000200010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-600X2019000200010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El estilo de vida saludable incluye una alimentación saludable, un peso adecuado y en casos de exceso de peso, su pérdida. Estos son nuevos factores asociados a la fertilidad. Se presenta el caso de un voluntario fértil aparentemente sano que se sometió a un régimen de pérdida de peso. Con el propósito de evaluar el efecto de la pérdida de peso sobre la calidad seminal se realizó un análisis retrospectivo de los parámetros seminales convencionales y funcionales según los lineamentos establecidos en el Manual de análisis seminal de la Organización Mundial de la Salud. Los parámetros seminales evaluados fueron: volumen seminal, concentración espermática, concentración espermática total, movilidad, viabilidad, potencial de membrana mitocondrial e índice de fragmentación del ADN. La reducción del índice de masa corporal (19 %) incrementó los parámetros espermáticos: volumen seminal (400 %), concentración espermática (96 %), concentración espermática total (220 %), viabilidad (38 %), movilidad (122 %), potencial de membrana mitocondrial (40 %) y además disminuyó el índice de fragmentación del ADN en un 71 %. A partir de estas observaciones se infiere que la obesidad está inversamente relacionada con la calidad seminal. Los resultados obtenidos en este caso nos inducen a recomendar que los hombres con sobrepeso y obesidad deben perder peso con el fin de mejorar su calidad seminal.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Healthy lifestyle includes healthy diet, adequate weight and in cases of excess weight, its loss. These are new factors associated with fertility. We present the case of an apparently healthy fertile volunteer who underwent a weight loss regimen. In order to evaluate the effect of weight loss on seminal quality, a retrospective analysis of the conventional and functional seminal parameters was carried out according to the guidelines established in the Manual of Seminal Analysis of the World Health Organization. Semen parameters evaluated were seminal volume, sperm concentration, total sperm concentration, mobility, viability, mitochondrial membrane potential, and DNA fragmentation index. The reduction of the body mass index (19 %) increased the sperm parameters: seminal volume (400 %), sperm concentration (96 %), total sperm concentration (220 %), viability (38 %), mobility (122 %), mitochondrial membrane potential (40 %) and decreased the DNA fragmentation rate by 71 %. From these observations, it is inferred that obesity is inversely related to seminal quality. The results obtained in this case lead us to recommend overweight and obese men should lose weight in order to improve their seminal quality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[obesidad]]></kwd>
<kwd lng="es"><![CDATA[sobrepeso]]></kwd>
<kwd lng="es"><![CDATA[fertilidad]]></kwd>
<kwd lng="es"><![CDATA[semen]]></kwd>
<kwd lng="es"><![CDATA[espermatozoides]]></kwd>
<kwd lng="en"><![CDATA[obesity]]></kwd>
<kwd lng="en"><![CDATA[overweight]]></kwd>
<kwd lng="en"><![CDATA[fertility]]></kwd>
<kwd lng="en"><![CDATA[semen]]></kwd>
<kwd lng="en"><![CDATA[sperm]]></kwd>
</kwd-group>
</article-meta>
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