<?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>2664-2891</journal-id>
<journal-title><![CDATA[Revista científica ciencias de la salud]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. cient. cienc. salud]]></abbrev-journal-title>
<issn>2664-2891</issn>
<publisher>
<publisher-name><![CDATA[Universidad del Pacífico]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2664-28912025000100118</article-id>
<article-id pub-id-type="doi">10.53732/rccsalud/2025.e7118</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Características clínico-epidemiológicas de pacientes pediátricos con bronquiolitis aguda hospitalizados en un hospital de referencia]]></article-title>
<article-title xml:lang="en"><![CDATA[Clinical and epidemiological characteristics of pediatric patients with acute bronchiolitis hospitalized in a referral hospital]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrera-Garcia]]></surname>
<given-names><![CDATA[José Elías]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rumichi-Ortiz]]></surname>
<given-names><![CDATA[Silvana Jazmin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aria-Zaya]]></surname>
<given-names><![CDATA[Laura Silvana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrera-Chaparro]]></surname>
<given-names><![CDATA[José María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Pacífico Facultad de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Nacional de Itauguá Departamento de Urgencias Pediátricas ]]></institution>
<addr-line><![CDATA[Itauguá ]]></addr-line>
<country>Paraguay</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>7</volume>
<fpage>118</fpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2664-28912025000100118&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2664-28912025000100118&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2664-28912025000100118&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Introducción. La bronquiolitis aguda es la principal causa de hospitalización en lactantes y representa una carga significativa para el sistema de salud público en Paraguay. Objetivo. Determinar las características clínicas, sociodemográficas y evolución de los pacientes con bronquiolitis internados en urgencias del Hospital Nacional de Itauguá durante el periodo 2023-2024. Materiales y Métodos. Se realizó un estudio observacional retrospectivo de pacientes ingresados por bronquiolitis entre 2023-2024. Se analizaron variables demográficas, clínicas y de evolución mediante estadística descriptiva. Resultados. Se incluyeron 151 pacientes entre 0 y 24 meses (mediana: 3 meses; RIQ: 2-6), con predominio masculino (59,6%). La prematurez se registró en el 15,9% de la cohorte. Los ingresos mostraron un pico estacional en invierno (62,9%). El virus sincitial respiratorio (VSR) fue el agente más detectado (31,1%); en el 49% de los casos no se identificó un agente etiológico. Según la escala de TAL, el 62,3% presentó severidad moderada y el 88,1% requirió oxigenoterapia. La estancia hospitalaria mediana fue de 3 días (RIQ: 2-4). Conclusión. La bronquiolitis afecta principalmente a lactantes varones, especialmente con antecedente de prematurez, y presenta un patrón estacional invernal. La elevada proporción de casos sin diagnóstico etiológico evidencia limitaciones en la detección viral, resaltando la necesidad de fortalecer la vigilancia epidemiológica y las estrategias de manejo clínico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Introduction. Acute bronchiolitis is the leading cause of hospitalization in infants and represents a major burden for the public health system in Paraguay. Objective: To determine the clinical, sociodemographic, and outcome characteristics of pediatric patients hospitalized for bronchiolitis in the Emergency Department of the Hospital Nacional de Itauguá during 2023-2024. Materials and Methods. A retrospective observational study was conducted including 151 patients aged 0-24 months admitted with acute bronchiolitis. Demographic, clinical, and outcome variables were analyzed using descriptive statistics. Results. Median age was 3 months (IQR: 2-6), with a male predominance (59.6%). Prematurity was recorded in 15.9% of patients. Hospital admissions peaked in winter (62.9%). Respiratory Syncytial Virus (RSV) was the most frequently detected pathogen (31.1%), while no etiologic agent was identified in 49% of cases. According to the TAL scale, 62.3% had moderate severity, and 88.1% required oxygen therapy. Median hospital stay was 3 days (IQR: 2-4). Conclusion. Bronchiolitis predominantly affects male infants, especially those born prematurely, and follows a clear winter seasonal pattern. The high proportion of cases without etiologic diagnosis underscores the need to strengthen viral detection capacity, epidemiological surveillance, and clinical management strategies.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[bronquiolitis]]></kwd>
<kwd lng="es"><![CDATA[virus sincitial respiratorio]]></kwd>
<kwd lng="es"><![CDATA[lactante]]></kwd>
<kwd lng="es"><![CDATA[factores de riesgo]]></kwd>
<kwd lng="es"><![CDATA[epidemiología]]></kwd>
<kwd lng="en"><![CDATA[bronchiolitis]]></kwd>
<kwd lng="en"><![CDATA[respiratory syncytial virus]]></kwd>
<kwd lng="en"><![CDATA[infant]]></kwd>
<kwd lng="en"><![CDATA[risk factors]]></kwd>
<kwd lng="en"><![CDATA[epidemiology]]></kwd>
</kwd-group>
</article-meta>
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