<?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>2565-005X</journal-id>
<journal-title><![CDATA[Gaceta mexicana de oncología]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. mex. oncol.]]></abbrev-journal-title>
<issn>2565-005X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Oncología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2565-005X2021000500130</article-id>
<article-id pub-id-type="doi">10.24875/j.gamo.21000035</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Miofibroblastoma de mama en un paciente masculino]]></article-title>
<article-title xml:lang="en"><![CDATA[Breast myofibroblastoma in a male patient]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zúñiga-Garza]]></surname>
<given-names><![CDATA[Erick]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Amaya-Beltrán]]></surname>
<given-names><![CDATA[Eduardo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Yáñez]]></surname>
<given-names><![CDATA[José de J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Muñoz-Fernández]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centenario Hospital Miguel Hidalgo Servicio de Cirugía General ]]></institution>
<addr-line><![CDATA[ Ags]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centenario Hospital Miguel Hidalgo Servicio de Anatomía Patológica ]]></institution>
<addr-line><![CDATA[ Ags]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>20</volume>
<fpage>130</fpage>
<lpage>133</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2565-005X2021000500130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2565-005X2021000500130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2565-005X2021000500130&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Reportamos el caso clínico de un miofibroblastoma en un paciente masculino de 85 años que inicia su padecimiento con un tumor que aumenta en volumen de manera insidiosa durante 10 años. Fue sometido a una mastectomía total sin disección ganglionar axilar. Al análisis microscópico y la inmunohistoquímica se reportó el diagnóstico final de miofibroblastoma.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract We report a case of a myofibroblastoma in an 85-year male who began with a mass in the right breast that grew slowly along the last ten years. He underwent a total mastectomy without axillary lymph node dissection. In the histopathology and immunohistochemistry report, the final diagnosis was a myofibroblastoma.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Miofibroblastoma]]></kwd>
<kwd lng="es"><![CDATA[CD34]]></kwd>
<kwd lng="es"><![CDATA[Tumor de mama]]></kwd>
<kwd lng="en"><![CDATA[Myofibroblastoma]]></kwd>
<kwd lng="en"><![CDATA[CD34]]></kwd>
<kwd lng="en"><![CDATA[Breast tumor]]></kwd>
</kwd-group>
</article-meta>
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