<?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>2306-4102</journal-id>
<journal-title><![CDATA[Acta ortopédica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta ortop. mex]]></abbrev-journal-title>
<issn>2306-4102</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Ortopedia y Traumatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2306-41022024000500345</article-id>
<article-id pub-id-type="doi">10.35366/117383</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Upper limb salvage with massive intercalary allograft for humeral chondrosarcoma]]></article-title>
<article-title xml:lang="es"><![CDATA[Recuperación de miembro superior con aloinjerto intercalar masivo para condrosarcoma humeral]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salcedo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Varela]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villamues]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A1"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colsanitas Clinic  ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colsanitas Clinic Surgery Service ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colsanitas Clinic Surgery Service ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,National Autonomous University of Mexico National Institute of Rehabilitation «Luis Guillermo Ibarra Ibarra» Surgery Service]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2024</year>
</pub-date>
<volume>38</volume>
<numero>5</numero>
<fpage>345</fpage>
<lpage>350</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022024000500345&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022024000500345&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022024000500345&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  chondrosarcoma is a high-grade malignant tumor composed of mesenchymal cells with cartilage differentiation. It most frequently appears in the bones of the pelvis, the femur, and the humerus. The main management method is oncological resection with wide margins and function-preserving reconstruction. The prognosis depends on the histologic grade and location of the tumor.  Case presentation:  we present the case of an adult patient with chondrosarcoma in the right humerus managed in our unit with wide resection and massive allograft reconstruction (limb salvage).  Conclusions:  the option of reconstructive surgery could lead to considerable success and minimize the functional, emotional, and aesthetic impairment that an amputation would entail.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el condrosarcoma es un tumor maligno de alto grado compuesto por células mesenquimales con diferenciación cartilaginosa. Aparece con mayor frecuencia en los huesos de la pelvis, el fémur y el húmero. El principal método de manejo es la resección oncológica con amplios márgenes y reconstrucción preservando la función. El pronóstico depende del grado histológico y la ubicación del tumor.  Presentación del caso:  presentamos el caso de un paciente adulto con condrosarcoma en húmero derecho, manejado en nuestra unidad, con resección amplia y reconstrucción masiva con aloinjerto (salvamento de extremidad).  Conclusiones:  la opción de cirugía reconstructiva podría conllevar un éxito considerable y minimizar el deterioro funcional, emocional y estético que supondría una amputación.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[chondrosarcoma]]></kwd>
<kwd lng="en"><![CDATA[proximal humerus]]></kwd>
<kwd lng="en"><![CDATA[reconstruction]]></kwd>
<kwd lng="en"><![CDATA[limb salvage surgery]]></kwd>
<kwd lng="en"><![CDATA[allograft]]></kwd>
<kwd lng="es"><![CDATA[condrosarcoma]]></kwd>
<kwd lng="es"><![CDATA[húmero proximal]]></kwd>
<kwd lng="es"><![CDATA[reconstrucción]]></kwd>
<kwd lng="es"><![CDATA[cirugía de salvamento de extremidad]]></kwd>
<kwd lng="es"><![CDATA[aloinjerto]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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