<?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>0035-0052</journal-id>
<journal-title><![CDATA[Revista mexicana de pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. pediatr.]]></abbrev-journal-title>
<issn>0035-0052</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Pediatría A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0035-00522023000200068</article-id>
<article-id pub-id-type="doi">10.35366/113268</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Quiste de colédoco Todani tipo IVa en un recién nacido]]></article-title>
<article-title xml:lang="en"><![CDATA[Todani type IVa choledochal cyst in a newborn]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Solano]]></surname>
<given-names><![CDATA[María Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lince-Rivera]]></surname>
<given-names><![CDATA[Isabella]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sebá-Becerra]]></surname>
<given-names><![CDATA[Juan Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz-Mesa]]></surname>
<given-names><![CDATA[Lucas]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Coca-Cifuentes]]></surname>
<given-names><![CDATA[Isabel Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Militar Nueva Granada  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Universitario San Ignacio  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Universitario San Ignacio  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<volume>90</volume>
<numero>2</numero>
<fpage>68</fpage>
<lpage>71</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-00522023000200068&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-00522023000200068&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-00522023000200068&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  los quistes del colédoco (QC) son malformaciones congénitas infrecuentes que producen dilatación quística de los conductos biliares intra y extrahepáticos.  Objetivo:  describir el caso de un recién nacido (RN) con un QC, Todani tipo IVa.  Descripción del caso:  RN a término con peso bajo al nacer, tuvo detección prenatal de dilatación de vía biliar. En los primeros días de nacimiento, por estudios de imagen, se diagnosticó QC, Todani tipo IVa. A los 15 días de vida se realizó resección del quiste y reconstrucción mediante hepato-yeyunostomía en Y de Roux. El paciente tuvo una buena evolución posoperatoria.  Conclusiones:  el diagnóstico prenatal y neonatal de los quistes del colédoco, así como su estudio y manejo temprano son importantes para evitar complicaciones y mejorar el pronóstico de estos pacientes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  choledochal cysts (CC) are rare congenital malformations that cause cystic dilation of the intra- and extrahepatic bile ducts.  Objective:  we present the case of a newborn with a CC, Todani type IVa.  Case description:  newborn at term with low birth weight; bile duct dilation was detected prenatally. In the first days of life by imaging studies, CC Todani type IVa was diagnosed. At 15 days of age, the cyst was resected, as well as reconstruction using Roux-en-Y hepatojejunostomy. The patient had a good postoperative course.  Conclusions:  prenatal and neonatal diagnosis of choledochal cysts, as well as their early treatment, are essential to avoid complications and improve the prognosis of these patients.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[quiste del colédoco]]></kwd>
<kwd lng="es"><![CDATA[conductos biliares]]></kwd>
<kwd lng="es"><![CDATA[ictericia]]></kwd>
<kwd lng="es"><![CDATA[cirugía]]></kwd>
<kwd lng="es"><![CDATA[recién nacido]]></kwd>
<kwd lng="en"><![CDATA[choledochal cyst]]></kwd>
<kwd lng="en"><![CDATA[bile ducts]]></kwd>
<kwd lng="en"><![CDATA[jaundice]]></kwd>
<kwd lng="en"><![CDATA[surgery]]></kwd>
<kwd lng="en"><![CDATA[newborn]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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