<?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>S2565-005X2025000500057</article-id>
<article-id pub-id-type="doi">10.24875/j.gamo.25000078</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Hibernoma de pared abdominal, un tumor poco frecuente: reporte de caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Abdominal wall hibernoma, a rare tumor: case report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Magdaleno-García]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bautista-Ley]]></surname>
<given-names><![CDATA[Oliver A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luna-Montaño]]></surname>
<given-names><![CDATA[Karen A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Ruiz]]></surname>
<given-names><![CDATA[Jorge A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Magdaleno-Meléndez]]></surname>
<given-names><![CDATA[Citlalli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Unidad Médica de Atención Ambulatoria No. 55, IMSS Servicio de Cirugía General Departamento de Cirugía Ambulatoria]]></institution>
<addr-line><![CDATA[Gto ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General Regional No. 2 El Marqués, IMSS Servicio de Cirugía General Departamento de Cirugía]]></institution>
<addr-line><![CDATA[Santiago de Querétaro ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma de Guadalajara Departamento de Medicina ]]></institution>
<addr-line><![CDATA[Guadalajara ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>24</volume>
<fpage>57</fpage>
<lpage>61</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2565-005X2025000500057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2565-005X2025000500057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2565-005X2025000500057&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se presenta el caso de un paciente con el diagnóstico de hibernoma o tumor de grasa parda, un subtipo raro y poco documentado de los tumores lipomatosos. Usualmente son asintomáticos, sin embargo la clínica puede variar en función del tamaño y localización del tumor. En este paciente se presenta como un tumor recidivante de rápido crecimiento. Se diagnosticó por ultrasonido, donde se identificó importante vascularización central y periférica. Se decide realizar extirpación quirúrgica y, como parte del abordaje diagnóstico, envío a estudio histopatológico definitivo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The case of a patient with the diagnosis of hibernoma (or brown fat tumor) is presented, it is a rare and lightly documented subtype of lipomatous tumors. It is usually asymptomatic, however, the symptoms can vary depending on the size and location of the tumor. In this patient, it presents as a rapidly growing recurrent tumor. Ultrasound diagnosis reveals significant central and peripheral vascularization. It was decided to perform surgical excision, and as part of the diagnostic approach, it was sent for definitive histopathological study.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hibernoma]]></kwd>
<kwd lng="es"><![CDATA[Grasa parda]]></kwd>
<kwd lng="es"><![CDATA[Tumor lipomatoso]]></kwd>
<kwd lng="es"><![CDATA[Reporte de caso]]></kwd>
<kwd lng="en"><![CDATA[Hibernoma]]></kwd>
<kwd lng="en"><![CDATA[Brown fat]]></kwd>
<kwd lng="en"><![CDATA[Lipomatous tumor]]></kwd>
<kwd lng="en"><![CDATA[Case report]]></kwd>
</kwd-group>
</article-meta>
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