<?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>1665-1146</journal-id>
<journal-title><![CDATA[Boletín médico del Hospital Infantil de México]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Med. Hosp. Infant. Mex.]]></abbrev-journal-title>
<issn>1665-1146</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Salud, Hospital Infantil de México Federico Gómez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-11462015000300174</article-id>
<article-id pub-id-type="doi">10.1016/j.bmhimx.2015.06.002</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Transición parasitaria: experiencia en un hospital pediátrico de tercer nivel (1990-2010)]]></article-title>
<article-title xml:lang="en"><![CDATA[Parasitological transition: Experience in a third-level pediatric hospital (1990-2010)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tapia-Romero]]></surname>
<given-names><![CDATA[Raquel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Méndez]]></surname>
<given-names><![CDATA[Laura Gricelda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dávila-Solís]]></surname>
<given-names><![CDATA[Beatriz Leticia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Martínez]]></surname>
<given-names><![CDATA[Briceida]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parra-Ortega]]></surname>
<given-names><![CDATA[Israel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Infantil de México Federico Gómez Departamento de Laboratorio Clínico ]]></institution>
<addr-line><![CDATA[México D.F.]]></addr-line>
<country>MX</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Infantil de México Federico Gómez Subdirección de Servicios Auxiliares de Diagnóstico ]]></institution>
<addr-line><![CDATA[México D.F.]]></addr-line>
<country>MX</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<volume>72</volume>
<numero>3</numero>
<fpage>174</fpage>
<lpage>180</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-11462015000300174&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-11462015000300174&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-11462015000300174&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[ResumenINTRODUCCIÓN: Hace algunos años, el motivo principal para la solicitud del diagnóstico parasitológico era la sospecha de una etiología de base parasitaria. En la actualidad, el motivo de consulta y la solicitud del diagnóstico se encuentran asociados con una comorbilidad hemato-oncológica, autoinmune, inmunodeficiente o una condición postrasplante.MÉTODO: Se analizaron los resultados del laboratorio de parasitología clínica del Hospital Infantil de México Federico Gómez de enero de 1990 a diciembre del 2010, para obtener la frecuencia y distribución de parásitos y comensales por año y década.RESULTADOS: Se analizaron 211,600 muestras del periodo estudiado, con una media anual de 10,100 y desviación estándar de 3,500. El porcentaje de parásitos y comensales fue del 37.73%, y la frecuencia de positividad solo a parásitos fue del 21.4%. La diferencia de proporciones entre décadas resultó significativa, con una p &lt; 0.0001.CONCLUSIONES: La tendencia en el comportamiento de las parasitosis intestinales durante el periodo estudiado mostró un cambio tanto en frecuencia como en género y especie de los agentes reportados. La generación de información de carácter epidemiológico es necesaria para conocer la tendencia de las parasitosis y de sus variaciones a través del tiempo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[AbstractBACKGROUND: In recent years, the main reason for parasitological diagnosis was suspicion of a parasitic etiology. Currently, diagnosis and consultation are associated with co-morbidity with a hemato-oncological, autoimmune, immunodeficiency or post-transplant condition.METHODS: Results collected from the Parasitology Laboratory of the Hospital Infantil de Mexico Federico Gómez from January 1990 to December 2010 were analyzed to determine the frequency and distribution of parasites and commensals per year and decade.RESULTS: There were 211,600 samples analyzed with a statistical media of 10,100 and a standard deviation of 3,500 samples. Percentage of observations for parasitic structures as well as commensals was 37.73% according to Pearson Chi square with a significant difference among percentages between decades (p &lt; 0.0001).CONCLUSIONS: Behavioral tendency of intestinal parasitosis during the last two decades shows a change in frequency and genera from the agents that were reported at this pediatric health care level. The processing of epidemiologic information is important in order to determine the response of the parasitosis and its variations over time.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Parasitosis]]></kwd>
<kwd lng="en"><![CDATA[Transition]]></kwd>
<kwd lng="en"><![CDATA[Parasitological diagnosis]]></kwd>
<kwd lng="es"><![CDATA[Parasitosis]]></kwd>
<kwd lng="es"><![CDATA[Transición]]></kwd>
<kwd lng="es"><![CDATA[Diagnóstico parasitológico]]></kwd>
</kwd-group>
</article-meta>
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