<?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>2007-4085</journal-id>
<journal-title><![CDATA[Revista mexicana de urología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. urol.]]></abbrev-journal-title>
<issn>2007-4085</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Urología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-40852019000600004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Eficacia del manejo de la litiasis renal con litotricia extracorpórea por ondas de choque (LEOCh) en la población pediátrica de un hospital de tercer nivel en México]]></article-title>
<article-title xml:lang="en"><![CDATA[Efficacy of kidney stone management through extracorporeal shock wave lithotripsy at a tertiary care center in Mexico City]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medrano-Urtecho]]></surname>
<given-names><![CDATA[Harvey Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Núñez]]></surname>
<given-names><![CDATA[Juan Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acevedo-García]]></surname>
<given-names><![CDATA[Christian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garduño-Arteaga]]></surname>
<given-names><![CDATA[Mateo Leopoldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Robles]]></surname>
<given-names><![CDATA[Jonathan Alonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Meza]]></surname>
<given-names><![CDATA[José Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maldonado-Ávila]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General de México &#8220;Dr. Eduardo Liceaga  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</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>79</volume>
<numero>6</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852019000600004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852019000600004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852019000600004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La incidencia de litiasis urinaria en niños es baja (~3%). La litotricia extracorpórea por ondas de choque (LEOCh) es una alternativa terapéutica de primera línea para cálculos renales menores a 20mm. Sin embargo, posee algunas desventajas: la tasa de éxito es variable (después de la primera sesión oscila entre 60 - 90%), directamente asociado al tamaño, densidad y composición del lito. Los factores predictores del éxito del procedimiento son la carga litiásica, la longitud infundibular y el ángulo infundibulopélvico (&gt; 45o).  Objetivo:  Establecer la eficacia global de la LEOCh en litiasis renal en la población pediátrica del Hospital General de México.  Material y métodos:  Estudio retrospectivo, transversal, analítico; incluyó 45 expedientes de pacientes pediátricos sometidos a LEOCh como manejo para litiasis renal. Criterios de inclusión: Edad: 1-18 años; lito &lt;/= 20mm, localización renal. Criterios de exclusión. Pacientes &gt; 18 años, lito &gt; 20mm, localización extrarrenal, presencia de obstrucción, embarazo y discrasia sanguínea. Criterios de eliminación: Paciente sin seguimiento (1 mes) radiológico.  Resultados:  28 pacientes alcanzaron la resolución de su estado de litiasis, tasa de éxito del 62.2% (IC 95% de 47.5 a 77.0). Los factores asociados a la falla terapéutica fueron el tamaño del lito (p=0.03) y su localización en la unidad renal (p= 0.03).  Conclusiones:  Los resultados obtenidos en nuestro estudio para el manejo de la litiasis renal en la población pediátrica son similares a lo reportado en la literatura en cuanto a seguridad, eficacia y estado libre de litiasis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background:  The incidence of urinary lithiasis in children is low (~3%). Extracorporeal shockwave lithotripsy is a first-line therapeutic alternative for kidney stones smaller than 20 mm. However, it has the disadvantage of a variable success rate (after the first session it varies from 60 to 90%) that is directly associated with stone size, density, and composition. The predictive factors for success of the procedure are stone load, lower infundibular length, and the infundibulopelvic angle (&gt; 45o).  Objective:  To determine the overall efficiency of extracorporeal shock wave lithotripsy as treatment for kidney stones in the pediatric population at the Hospital General de México.  Material and methods:  A cross-sectional, analytic, retrospective study included 45 case records of pediatric patients that underwent extracorporeal shock wave lithotripsy as kidney stone management. The inclusion criteria were patient age from 1 to 18 years, stone diameter &#61603; 20 mm, and stone located in the kidney; the exclusion criteria were patients &gt; 18 years of age, stone diameter &gt; 20 mm, stone located outside the kidney, obstruction, pregnancy, or blood dyscrasia; and the elimination criteria were patients with no radiologic follow-up (1 month).  Results:  Kidney stones were resolved in 28 patients, resulting in a success rate of 62.2% (95% CI: 47.5-77.0). The factors associated with therapeutic failure were stone size (p=0.03) and stone location in the kidney unit (p= 0.03).  Conclusions:  Our study results were similar to those reported in the literature for the management of kidney stones in the pediatric population, with respect to safety, efficacy, and stone-free status.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[ESWL]]></kwd>
<kwd lng="en"><![CDATA[Pediatrics]]></kwd>
<kwd lng="en"><![CDATA[Urolithiasis]]></kwd>
<kwd lng="es"><![CDATA[LEOCh]]></kwd>
<kwd lng="es"><![CDATA[Pediatría]]></kwd>
<kwd lng="es"><![CDATA[Urolitiasis]]></kwd>
</kwd-group>
</article-meta>
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