<?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>2011-7582</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cirugía]]></journal-title>
<abbrev-journal-title><![CDATA[rev. colomb. cir.]]></abbrev-journal-title>
<issn>2011-7582</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Cirugía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2011-75822020000100075</article-id>
<article-id pub-id-type="doi">10.30944/20117582.590</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Radiografía de tórax de control en pacientes con neumotórax postraumático asintomático]]></article-title>
<article-title xml:lang="en"><![CDATA[Follow-up chest x-ray in patients with asymptomatic posttraumatic pneumothorax]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Correa-Restrepo]]></surname>
<given-names><![CDATA[Julieta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo-Moreno]]></surname>
<given-names><![CDATA[Mónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peláez]]></surname>
<given-names><![CDATA[Luis Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Cadavid]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Vasco]]></surname>
<given-names><![CDATA[Yuliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas]]></surname>
<given-names><![CDATA[María Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mejía-Toro]]></surname>
<given-names><![CDATA[David Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales-Uribe]]></surname>
<given-names><![CDATA[Carlos Hernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>75</fpage>
<lpage>83</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2011-75822020000100075&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2011-75822020000100075&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2011-75822020000100075&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción.  El trauma de tórax tiene alta incidencia y el neumotórax es el hallazgo más frecuente. La literatura es escasa sobre qué hacer con los pacientes asintomáticos y con neumotórax por trauma de tórax penetrante. El objetivo de este estudio fue evaluar cuáles son los hallazgos de la radiografía de control de los pacientes con trauma de tórax penetrante que no son llevados inicialmente a cirugía, y su utilidad para determinar la necesidad de un tratamiento adicional.  Métodos.  Se realizó un estudio retrospectivo de cohorte, incluyendo pacientes mayores de 15 años que ingresaron por trauma de tórax penetrante entre enero de 2015 y diciembre de 2017 y que no requirieron manejo quirúrgico inicial. Se analizaron los resultados de la radiografía de tórax, el tiempo de su toma y la conducta decidida según los hallazgos en los pacientes dejados inicialmente bajo observación.  Resultados.  Se incluyeron 1.554 pacientes, cuya edad promedio fue de 30 años, 92,5 % del sexo masculino y 97% con herida por arma cortopunzante. Se dejaron 361 pacientes bajo observación con radiografía de control, de los cuales 186 (51,5 %) no presentaban alteraciones en su radiografía inicial, 142 tenían neumotórax menor del 30 % y 33 tenían neumotórax mayor del 30 %, hemoneumotórax o hemotórax. Se requirió toracostomía cerrada como conducta final en 78 casos, esternotomía o toracotomía en 2 casos y 281 se dieron de alta.  Conclusión.  En pacientes asintomáticos con neumotórax pequeño o moderado y sin otras lesiones significativas, podrían ser innecesarios los largos tiempos de observación, las radiografías y la toracostomía cerrada.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  Chest trauma has a high incidence, and pneumothorax is the most frequent finding. The literature is limited about what to do with asymptomatic patients with pneumothorax due to penetrating chest trauma. The objective of this study was to evaluate the findings of control follow-up chest x-ray in patients with penetrating chest trauma who are not initially taken to surgery and its usefulness in determining the need for additional management.  Methods:  A retrospective cohort study was conducted, including patients older than 15 years who were admitted for penetrating chest trauma between January 2015 and December 2017 and who did not require initial surgical management. The results of the chest x-ray, the timing of it and the management according to the findings in the patients initially left under observation were analyzed.  Results:  1,554 patients were included; whose average age was 30 years, 92.5% were males and 97% sustained a gunshot wound; 361 patients were left under observation with control x-ray, of which 186 (51,5%) had no findings on their initial radiograph, 142 had pneumothorax less than 30% and 33 had pneumothorax greater than 30%, hemoneumotorax or hemothorax. Closed thoracostomy was required as final management in 78 cases, sternotomy or thoracotomy in 2 cases and discharge in 281.  Conclusion:  In asymptomatic patients with small or moderate pneumothorax and without other significant injuries, longer observation times, x-rays and closed thoracostomy may be unnecessary.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[traumatismos torácicos]]></kwd>
<kwd lng="es"><![CDATA[neumotórax]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico por imagen]]></kwd>
<kwd lng="es"><![CDATA[radiografía torácica]]></kwd>
<kwd lng="es"><![CDATA[tratamiento conservador]]></kwd>
<kwd lng="en"><![CDATA[thoracic injuries]]></kwd>
<kwd lng="en"><![CDATA[pneumothorax]]></kwd>
<kwd lng="en"><![CDATA[diagnosis]]></kwd>
<kwd lng="en"><![CDATA[diagnostic imaging]]></kwd>
<kwd lng="en"><![CDATA[radiography, thoracic]]></kwd>
<kwd lng="en"><![CDATA[conservative treatment]]></kwd>
</kwd-group>
</article-meta>
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