<?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>S1870-72032025000400410</article-id>
<article-id pub-id-type="doi">10.35366/120514</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Avulsión espontánea de la entesis del tendón de Aquiles por tendinopatía crónica en septuagenaria con deformidad de Haglund]]></article-title>
<article-title xml:lang="en"><![CDATA[Spontaneous avulsion of the Achilles tendon enthesis due to chronic tendinopathy in a septuagenarian with Haglund deformity]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Domínguez Gasca]]></surname>
<given-names><![CDATA[Luis Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Domínguez Carrillo]]></surname>
<given-names><![CDATA[Luis Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Magaña Reyes]]></surname>
<given-names><![CDATA[Jorge Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Angeles León División de Cirugía ]]></institution>
<addr-line><![CDATA[León Guanajuato]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Angeles León División de Medicina ]]></institution>
<addr-line><![CDATA[León Guanajuato]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Gestalt Imagen  ]]></institution>
<addr-line><![CDATA[León Guanajuato]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2025</year>
</pub-date>
<volume>23</volume>
<numero>4</numero>
<fpage>410</fpage>
<lpage>411</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032025000400410&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032025000400410&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032025000400410&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The Aquiles tendon transmits the contraction force of the triceps surae to the calcaneus; the contraction and/or sudden stretching of the triceps surae in older patients can generate avulsion of the posterior tubercle of calcaneus due to poor bone quality or avulsion of the enthesis of the Achilles tendon (like the case presented), affecting it by chronic tendinosis due to the presence of Haglund&#8217;s deformity. Calcaneal avulsion fractures represent 1.3 to 2.7% of all calcaneal fractures. Risk factors are age, chronic tendinopathy, diabetes mellitus, nephropathy, and use of drugs such as steroids or quinolones.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Aquiles tendon avulsion]]></kwd>
<kwd lng="en"><![CDATA[Haglund deformity]]></kwd>
<kwd lng="en"><![CDATA[calcaneus avulsion fracture]]></kwd>
<kwd lng="en"><![CDATA[chronic tendinosis]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
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<article-title xml:lang=""><![CDATA[Ossification of the bilateral Achilles tendon: a rare entity]]></article-title>
<source><![CDATA[Acta Radiol Open]]></source>
<year>2015</year>
<volume>4</volume>
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</ref>
</ref-list>
</back>
</article>
