<?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>0120-9957</journal-id>
<journal-title><![CDATA[Revista colombiana de Gastroenterología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. Gastroenterol.]]></abbrev-journal-title>
<issn>0120-9957</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Gastroenterología  ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-99572022000100066</article-id>
<article-id pub-id-type="doi">10.22516/25007440.828</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Rectal Cancer: Management Trends and Changes. Concepts for Gastroenterologists and Surgeons]]></article-title>
<article-title xml:lang="es"><![CDATA[Cáncer de recto: tendencias y cambios en el manejo. Conceptos para el gastroenterólogo y el cirujano]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lombana]]></surname>
<given-names><![CDATA[Luis Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Rubio]]></surname>
<given-names><![CDATA[Rómulo Darío]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ariza]]></surname>
<given-names><![CDATA[Aníbal]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rúgeles-Quintero]]></surname>
<given-names><![CDATA[Saúl Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<volume>37</volume>
<numero>1</numero>
<fpage>66</fpage>
<lpage>77</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572022000100066&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572022000100066&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572022000100066&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Rectal cancer is the third most frequent cancer in Colombia and constitutes a diagnostic and therapeutic challenge for gastroenterologists, surgeons, and oncologists. Diagnostic evaluation and the study of its locoregional and systemic extension have been modified by new imaging methods, enabling an accurate view of anatomical structures that could not be easily examined before. The availability of these new tools in disease staging has significantly impacted therapeutic decisions and the choice of a specific treatment path for each patient, rationalizing the use of neoadjuvant therapies and the performance of surgery with correct anatomical criteria. The preceding has been essential to achieving the best outcomes with the least associated postoperative morbidity. This article will review and explain in detail the most recent changes and up-to-date recommendations for managing rectal cancer.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El cáncer de recto es el tercer cáncer en frecuencia en Colombia, y constituye un reto diagnóstico y terapéutico para gastroenterólogos, cirujanos y oncólogos. La evaluación diagnóstica y el estudio de su extensión locorregional y sistémica se han modificado por nuevos métodos de imagen, que permiten una visualización precisa de estructuras anatómicas que antes no se podían evaluar fácilmente. La disponibilidad de estas nuevas herramientas en la estadificación de la enfermedad ha tenido un gran impacto en las decisiones terapéuticas y en la escogencia de una ruta de tratamiento específica para cada paciente, lo que ha racionalizado el uso de terapias neoadyuvantes y la realización de cirugía con criterios anatómicos correctos. Esto ha sido fundamental en el objetivo de lograr los mejores desenlaces con la menor morbilidad posoperatoria asociada. En este artículo se revisarán y explicarán en detalle cuáles han sido los cambios más recientes y las recomendaciones más actualizadas para el manejo del cáncer de recto.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Rectum]]></kwd>
<kwd lng="en"><![CDATA[neoplasms of the rectum]]></kwd>
<kwd lng="en"><![CDATA[proctectomy]]></kwd>
<kwd lng="en"><![CDATA[staging of neoplasms]]></kwd>
<kwd lng="en"><![CDATA[chemotherapy]]></kwd>
<kwd lng="en"><![CDATA[radiotherapy]]></kwd>
<kwd lng="es"><![CDATA[Recto]]></kwd>
<kwd lng="es"><![CDATA[neoplasias del recto]]></kwd>
<kwd lng="es"><![CDATA[proctectomía]]></kwd>
<kwd lng="es"><![CDATA[estadificación de neoplasias]]></kwd>
<kwd lng="es"><![CDATA[quimioterapia]]></kwd>
<kwd lng="es"><![CDATA[radioterapia]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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