<?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>1683-9803</journal-id>
<journal-title><![CDATA[Pediatría (Asunción)]]></journal-title>
<abbrev-journal-title><![CDATA[Pediatr. (Asunción)]]></abbrev-journal-title>
<issn>1683-9803</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Paraguaya de Pediatría]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1683-98032022000200097</article-id>
<article-id pub-id-type="doi">10.31698/ped.49022022005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Anomalías metabólicas en las nefrolitiasis: manejo clínico y tratamientos en una población pediátrica hospitalaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Metabolic abnormalities in nephrolithiasis: clinical management and treatment in a pediatric hospital population]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[Pamela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ángel Franco]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mesquita]]></surname>
<given-names><![CDATA[Mirta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General Pediátrico &#8220;Niños de Acosta Ñu&#8221;  ]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General Pediátrico &#8220;Niños de Acosta Ñu&#8221; Servicio de Nefrología Pediátrica ]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital General Pediátrico &#8220;Niños de Acosta Ñu&#8221; Departamento de Docencia e investigación ]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<volume>49</volume>
<numero>2</numero>
<fpage>97</fpage>
<lpage>103</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S1683-98032022000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S1683-98032022000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S1683-98032022000200097&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La litiasis urinaria en los niños es multifactorial y con tendencia a recurrir. Las anomalías metabólicas son factores de riesgo importante.  Objetivo: Describir las anomalías metabólicas, el manejo clínico y el tratamiento de la nefrolitiasis en una población pediátrica.  Materiales y métodos:  Estudio observacional descriptivo de corte transverso retrospectivo. Por muestreo de casos consecutivos fueron incluidos pacientes de 0 a 18 años del Servicio de Nefrología Pediátrica del Hospital General Pediátrico Niños de Acosta Ñu en el periodo de enero del 2020 a diciembre del 2021, con diagnóstico de nefrolitiasis, Variables: datos demográficos, estado nutricional, sintomatología, presencia de factores de riesgo y resultado del estudio de anomalías metabólicas. Los datos fueron recogidos en un formulario de Google y analizados en con el SPSSv21, utilizando estadísticas descriptivas. El protocolo fue aprobado por el comité de ética de la investigación con liberación del consentimiento informado.  Resultados: Fueron incluidos 112 pacientes con edad mediana de 13 años, el 61,6% de sexo femenino, los síntomas más frecuentes fueron dolor lumbar, abdominal y hematuria. En 54,5% (n=61) se realizó el estudio metabólico. Se detectó anomalías metabólicas en el 90% (55/61). Las más frecuentes fueron la combinación de hipocitraturia e hipomagnesuria (34,4%). El tratamiento consistió en medidas dietéticas e individualizado de acuerdo a las anomalías detectadas.  Conclusiones:  La frecuencia de anomalías metabólicas en los pacientes sometidos a estudio fue del 90%. Las más frecuentes fueron la combinación de hipocitraturia e hipomagnesuria. El tratamiento consistió en medidas dietéticas y tratamiento específico de las anomalías detectadas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Urolithiasis in children is multifactorial and tends to recur. Metabolic abnormalities are important risk factors.  Objective: To describe the metabolic abnormalities, clinical management, and treatment of nephrolithiasis in a pediatric population.  Materials and methods:  This was a retrospective, cross-sectional, descriptive and observational study, performed by sampling of consecutive cases. Patients aged 0 to 18 years with a diagnosis of nephrolithiasis from the Pediatric Nephrology Service of the Children's General Pediatric Hospital of Acosta Ñu were included during the period from January 2020 to December 2021. Variables: Demographic data, nutritional status, symptoms, presence of risk factors and results of the study of metabolic abnormalities. The data was collected in a Google form and analyzed with SPSSv21, using descriptive statistics. The protocol was approved by the research ethics committee with the release of informed consent.  Results: A total of 112 patients were included with a median age of 13 years, 61.6% female, the most frequent symptoms were lumbar and abdominal pain and haematuria. In 54.5% (n=61) metabolic studies were performed. Metabolic abnormalities were detected in 90% (55/61). The most frequent were the combination of hypocitraturia and hypomagnesuria (34.4%). The treatment consisted of individualized dietary measures, according to the abnormalities detected.  Conclusions: The frequency of metabolic abnormalities in the patients studied was 90%. The most frequent were the combination of hypocitraturia and hypomagnesuria. The treatment consisted of dietary measures and specific treatment of the abnormalities detected.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Nefrolitiasis]]></kwd>
<kwd lng="es"><![CDATA[pediatría]]></kwd>
<kwd lng="es"><![CDATA[anomalías metabólicas]]></kwd>
<kwd lng="en"><![CDATA[Nephrolithiasis]]></kwd>
<kwd lng="en"><![CDATA[pediatrics]]></kwd>
<kwd lng="en"><![CDATA[metabolic abnormalities]]></kwd>
</kwd-group>
</article-meta>
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