<?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>1870-7203</journal-id>
<journal-title><![CDATA[Acta médica Grupo Ángeles]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. Grupo Ángeles]]></abbrev-journal-title>
<issn>1870-7203</issn>
<publisher>
<publisher-name><![CDATA[Grupo Ángeles, Servicios de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-72032024000100060</article-id>
<article-id pub-id-type="doi">10.35366/114596</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fibrosarcoma]]></article-title>
<article-title xml:lang="en"><![CDATA[Fibrosarcoma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz Sánchez]]></surname>
<given-names><![CDATA[Mario de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zaragoza Navarro]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Botello Ramírez]]></surname>
<given-names><![CDATA[Iván]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vadillo Santos]]></surname>
<given-names><![CDATA[Adriana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro Sánchez]]></surname>
<given-names><![CDATA[José Azael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaxiola Mascareño]]></surname>
<given-names><![CDATA[Aarón Patricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galindo Sarco]]></surname>
<given-names><![CDATA[Carlos Martín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Salud Digna, A.C  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<volume>22</volume>
<numero>1</numero>
<fpage>60</fpage>
<lpage>61</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032024000100060&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032024000100060&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032024000100060&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el fibrosarcoma es una neoplasia maligna compuesta de fibroblastos, representa de 1-3.6% de los sarcomas en adultos. La resonancia magnética (RM) y tomografía computarizada (TC) son herramientas indispensables para su diagnóstico.  Caso clínico:  femenino de 47 años con tumoración en extremidad inferior izquierda. La RM revela tumoración en músculo extensor largo de los dedos y del primer dedo.  Conclusión:  el fibrosarcoma es un tumor que debe considerarse como diferencial en estas lesiones debido a su alta malignidad. Los estudios de imagen son el primer paso diagnóstico cuando clínicamente existe un tumor maligno de partes blandas. Este reporte de caso expone las características clave para el correcto diagnóstico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  fibrosarcoma is a malignant neoplasm composed of fibroblasts, representing 1-3.6% of sarcomas in adults. Magnetic resonance imaging (MRI) and computed tomography (CT) are essential tools for diagnosis.  Clinical case:  a 47-year-old female with a tumor in the lower left extremity. MRI revealed a tumor in the extensor digitorum longus muscle and the first finger.  Conclusion:  fibrosarcoma is a tumor that should be considered in the diagnosis of these lesions due to its high malignancy. Imaging studies are the first diagnostic step when there is a clinically malignant soft tissue tumor. This case report exposes the key characteristics for the correct diagnosis.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[fibrosarcoma]]></kwd>
<kwd lng="es"><![CDATA[resonancia magnética]]></kwd>
<kwd lng="es"><![CDATA[tumor]]></kwd>
<kwd lng="es"><![CDATA[músculo]]></kwd>
<kwd lng="es"><![CDATA[extremidades]]></kwd>
<kwd lng="en"><![CDATA[fibrosarcoma]]></kwd>
<kwd lng="en"><![CDATA[magnetic resonance imaging]]></kwd>
<kwd lng="en"><![CDATA[tumor]]></kwd>
<kwd lng="en"><![CDATA[muscle]]></kwd>
<kwd lng="en"><![CDATA[extremities]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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</back>
</article>
