<?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>0034-7531</journal-id>
<journal-title><![CDATA[Revista Cubana de Pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Pediatr]]></abbrev-journal-title>
<issn>0034-7531</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75312025000100006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Correlación entre el reflujo vesicoureteral, la nefropatía cicatricial y la enfermedad renal crónica en edad pediátrica]]></article-title>
<article-title xml:lang="en"><![CDATA[Correlation Between Vesicoureteral Reflux, Scarring Nephropathy and Chronic Kidney Disease in Pediatric Age]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez García]]></surname>
<given-names><![CDATA[Lis Dayana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cuellar López]]></surname>
<given-names><![CDATA[Dervisyan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz García]]></surname>
<given-names><![CDATA[Mabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López González]]></surname>
<given-names><![CDATA[Ariel Félix]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Provincial Clínico Quirúrgico Universitario &#8220;Arnaldo Milián Castro&#8221;  ]]></institution>
<addr-line><![CDATA[ Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Provincial Pediátrico Universitario &#8220;José Luis Miranda&#8221;  ]]></institution>
<addr-line><![CDATA[ Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>97</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75312025000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75312025000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75312025000100006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  El reflujo vesicoureteral consiste en el retorno de orina desde la vejiga hasta el tracto urinario superior por la incompetencia en la unión ureterovesical.  Objetivo:  Caracterizar clínica y epidemiológicamente a los pacientes con diagnóstico de reflujo vesicoureteral y el daño renal progresivo subsecuente.  Métodos:  Se realizó un estudio descriptivo transversal en 45 pacientes con diagnóstico de reflujo vesicoureteral, atendidos en las consultas de Urología y Nefrología del Hospital Pediátrico &#8220;José Luis Miranda&#8221; de Villa Clara, entre enero de 2021 y diciembre de 2022. Se empleó el análisis documental de las historias clínicas individuales y la estadística descriptiva. Se aplicó la prueba de ji-cuadrado con una significación estadística de 0,05.  Resultados:  Prevalecieron los menores de un año (40 %) y el sexo masculino (62,2 %). Predominaron los grados II y III de reflujo vesicoureteral (31,1 %), y en el riñón izquierdo. Los pacientes con insuficiencia renal crónica se presentaron con mayor frecuencia en los grados IV (20 %) y V (50 %).  Conclusiones:  El reflujo vesicoureteral izquierdo y de bajo grado se diagnostica generalmente en pacientes masculinos durante el primer año de vida. Los infantes con reflujo vesicoureteral de alto grado desarrollan una nefropatía cicatricial y evolucionan a una insuficiencia renal crónica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Vesicoureteral reflux consists of the return of urine from the bladder to the upper urinary tract due to incompetence in the ureterovesical junction.  Objective:  To clinically and epidemiologically characterize patients diagnosed with vesicoureteral reflux and subsequent progressive kidney damage.  Methods:  A descriptive cross-sectional study was conducted in 45 patients diagnosed with vesicoureteral reflux, treated in the Urology and Nephrology clinics of José Luis Miranda Pediatric Hospital in Villa Clara, from January 2021 to December 2022. Documentary analysis of individual medical records and descriptive statistics were used. The chi-square test was applied with a statistical significance of 0.05.  Results:  Infants under one year of age (40%) and males (62.2%) were prevalent. Grades II and III vesicoureteral reflux predominated (31.1%) and in the left kidney. Patients with chronic renal failure were more frequently in grades IV (20%) and V (50%).  Conclusions:  Low-grade left-sided vesicoureteral reflux is generally diagnosed in male patients during the first year of life. Infants with high-grade vesicoureteral reflux develop scarring nephropathy and progress to chronic renal failure.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[reflujo vesicoureteral]]></kwd>
<kwd lng="es"><![CDATA[nefropatía cicatricial]]></kwd>
<kwd lng="es"><![CDATA[enfermedad renal crónica]]></kwd>
<kwd lng="en"><![CDATA[vesicoureteral reflux]]></kwd>
<kwd lng="en"><![CDATA[scarring nephropathy]]></kwd>
<kwd lng="en"><![CDATA[chronic kidney disease]]></kwd>
</kwd-group>
</article-meta>
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