<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2025000400009</article-id>
<article-id pub-id-type="doi">10.24875/ciru.24000272</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Using adjuvant radiotherapy for keloid scars: a patient and observer assessment study]]></article-title>
<article-title xml:lang="es"><![CDATA[Uso de radioterapia adyuvante para cicatrices queloides: estudio de evaluación de paciente y observador]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos-Alves]]></surname>
<given-names><![CDATA[Alice]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Franco-de Sá]]></surname>
<given-names><![CDATA[Cláudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soares]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saraiva]]></surname>
<given-names><![CDATA[Daniela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Casalta-Lopes]]></surname>
<given-names><![CDATA[João]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Horta]]></surname>
<given-names><![CDATA[Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar Universitário de São João Radiotherapy Department ]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Português de Oncologia de Lisboa Francisco Gentil Radiotherapy Department ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,University of Porto Faculty of Medicine ]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</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>93</volume>
<numero>4</numero>
<fpage>419</fpage>
<lpage>424</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2025000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2025000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2025000400009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: The study presented in this article assesses the effectiveness of adjuvant electron beam radiotherapy (RT) in reducing keloid recurrence and improving scar-related outcomes.  Methods: The retrospective study included 32 patients with 36 keloid scars who underwent surgical excision and adjuvant electron beam RT. The patient and observer scar assessment scale patient and observer scar assessment scale was used for all patients after RT.  Results: The results showed no major treatment-related adverse events, and significant correlations were observed between overall score and color, stiffness, thickness, and irregularity of keloid scars. The study highlights that electron beam RT is an effective adjuvant therapy in reducing keloid recurrence and improving scar-related outcomes.  Conclusion: Surgical excision combined with adjuvant RT is an excellent treatment option for keloids, with high patient satisfaction and low recurrence rates.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Evaluar la efectividad de la radioterapia (RT) con electrones en la reducción de la recurrencia de queloides y la mejora de los resultados relacionados con la cicatriz.  Métodos: Estudio retrospectivo con 32 pacientes y 36 queloides que se sometieron a escisión quirúrgica y RT adyuvante. En todos los pacientes se aplicó la Escala de Evaluación de Cicatrices por Paciente y Observador (POSAS, Patient and Observer Scar Assessment Scale) después de la radioterapia.  Resultados: No hubo eventos adversos y se observaron correlaciones significativas entre la puntuación general y el color, la rigidez, el grosor y la irregularidad de las cicatrices queloides. El estudio destaca que la RT es una terapia eficaz para reducir la recurrencia y mejorar los resultados.  Conclusiones: La escisión quirúrgica con RT adyuvante es una excelente opción de tratamiento para queloides, con alta satisfacción del paciente y bajas tasas de recurrencia.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Keloid]]></kwd>
<kwd lng="en"><![CDATA[Radiotherapy]]></kwd>
<kwd lng="en"><![CDATA[Scar Assessment]]></kwd>
<kwd lng="es"><![CDATA[Queloide]]></kwd>
<kwd lng="es"><![CDATA[Radioterapia]]></kwd>
<kwd lng="es"><![CDATA[Evaluación de cicatrices]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<article-title xml:lang=""><![CDATA[A retrospective study of hypofractionated radiotherapy for keloids in 100 cases]]></article-title>
<source><![CDATA[Sci Rep]]></source>
<year>2021</year>
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</article>
