<?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>S0035-00522022000100019</article-id>
<article-id pub-id-type="doi">10.35366/106855</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estenosis hipertrófica de píloro en gemelas monocigóticas]]></article-title>
<article-title xml:lang="en"><![CDATA[Hypertrophic pylorus stenosis in monozygotic twins]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Reyes]]></surname>
<given-names><![CDATA[Icnoti Yectiuani]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cervantes-Nava]]></surname>
<given-names><![CDATA[Claudia Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Cabello]]></surname>
<given-names><![CDATA[Luis Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Godoy-Esquivel]]></surname>
<given-names><![CDATA[Arturo Hermilo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Pediátrico Moctezuma  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Pediátrico Moctezuma  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2022</year>
</pub-date>
<volume>89</volume>
<numero>1</numero>
<fpage>19</fpage>
<lpage>22</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-00522022000100019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-00522022000100019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-00522022000100019&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  La estenosis hipertrófica de píloro (EHP), aunque es una condición relativamente común, tiene cierta predisposición genética. En vista de los pocos casos similares reportados recientemente, presentamos a dos gemelas monocigóticas en quienes se diagnosticó esta condición.  Presentación de caso:  Se trata de gemelas monocigóticas con antecedente de padre con EHP al mes de edad. La EHP se diagnosticó en una de las gemelas a los 27 días de vida y en la segunda a los 45 días. En ambas el tratamiento fue quirúrgico, con lo cual se resolvió el cuadro clínico sin complicaciones.  Conclusiones:  En gemelos monocigóticos, después que se diagnostique EHP en uno de los dos, es necesario orientar a los padres para que estén alerta en caso de que desarrolle un cuadro clínico compatible, a fin de detectar esta misma condición en el segundo gemelo de manera oportuna.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Although hypertrophic pyloric stenosis (HPS) is a relatively common condition, it has a certain genetic predisposition. In view of the few similar cases reported recently, we present two monozygotic twins who were diagnosed with this condition.  Case presentation:  We report monozygotic female twins with a history of their father having HPS at one month of age. HPS was diagnosed in one of the twins at 27 days of age and in the second at 45 days of age. In both, the treatment was surgical, which resolved the clinical picture without complications.  Conclusions:  Given the genetic predisposition, in monozygotic twins, after one of the two is diagnosed with HPS, it is necessary for the parents to be alert in case a compatible clinical picture develops, to detect this same condition in the second twin in a timely manner.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[gemelos idénticos]]></kwd>
<kwd lng="es"><![CDATA[estenosis hipertrófica del píloro]]></kwd>
<kwd lng="es"><![CDATA[predisposición genética a la enfermedad]]></kwd>
<kwd lng="en"><![CDATA[identical twins]]></kwd>
<kwd lng="en"><![CDATA[hypertrophic pyloric stenosis]]></kwd>
<kwd lng="en"><![CDATA[genetic predisposition to disease]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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