<?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>S0035-00522022000300121</article-id>
<article-id pub-id-type="doi">10.35366/109310</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Monosomía parcial 10q derivada de inversión paracéntrica de origen materno]]></article-title>
<article-title xml:lang="en"><![CDATA[Partial monosomy 10q derived from paracentric inversion of maternal origin]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Fernández]]></surname>
<given-names><![CDATA[Elodia Concepción]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nacimiento-de Herreros]]></surname>
<given-names><![CDATA[María Beatriz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Asunción Instituto de Investigaciones en Ciencias de la Salud Departamento de Genética]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Asunción Instituto de Investigaciones en Ciencias de la Salud Departamento de Genética]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>89</volume>
<numero>3</numero>
<fpage>121</fpage>
<lpage>125</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-00522022000300121&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-00522022000300121&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-00522022000300121&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  se presenta el caso de una niña con deleción 10q, cuya madre es portadora heterocigota de una inversión paracéntrica del brazo largo del mismo cromosoma.  Presentación del caso:  paciente de 15 meses de edad que es llevada a la consulta de genética clínica por presentar retraso del desarrollo psicomotor, ceguera y agenesia de cuerpo calloso. Por los datos clínicos se solicitó el estudio citogenético, resultando el cariotipo 46,XX,del(10q26)mat[30]; posteriormente se realizó el estudio a los padres, encontrándose en la madre una inversión paracéntrica del brazo largo del cromosoma 10, el cariotipo resultó 46,XX,inv(10)(q21q23)[30]. El cariotipo del padre fue normal.  Conclusiones:  la inversión paracéntrica en el brazo largo del cromosoma 10 en la madre constituye un rearreglo equilibrado, pero originó en su hija una deleción en el mismo cromosoma.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  we present the case of a girl with chromosome 10q deletion, whose mother is a heterozygous carrier of a paracentric inversion of the long arm on the same chromosome.  Case presentation:  a 15-month-old patient was evaluated in the clinical genetics department for presenting delayed psychomotor development, blindness, and agenesis of the corpus callosum. Due to the clinical data, the cytogenetic study was requested, resulting in the 46,XX,del(10q26)mat[30] karyotype. Subsequently, the parents were studied; it was found that the mother had a paracentric inversion of the long arm of chromosome 10, the karyotype was 46,XX,inv(10)(q21q23)[30]. Father&#8217;s karyotype was normal.  Conclusions:  paracentric inversion in the long arm of chromosome 10 in the mother constitutes a balanced rearrangement, causing a deletion in the same chromosome in her daughter.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cromosoma número 10]]></kwd>
<kwd lng="es"><![CDATA[inversión cromosómica]]></kwd>
<kwd lng="es"><![CDATA[deleción cromosómica]]></kwd>
<kwd lng="es"><![CDATA[preescolar]]></kwd>
<kwd lng="es"><![CDATA[ceguera]]></kwd>
<kwd lng="es"><![CDATA[retraso psicomotor]]></kwd>
<kwd lng="en"><![CDATA[number 10 chromosome]]></kwd>
<kwd lng="en"><![CDATA[chromosomal inversion]]></kwd>
<kwd lng="en"><![CDATA[chromosomal deletion]]></kwd>
<kwd lng="en"><![CDATA[preschooler]]></kwd>
<kwd lng="en"><![CDATA[blindness]]></kwd>
<kwd lng="en"><![CDATA[psychomotor delay]]></kwd>
</kwd-group>
</article-meta>
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