<?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>2011-0839</journal-id>
<journal-title><![CDATA[Universitas Medica]]></journal-title>
<abbrev-journal-title><![CDATA[Univ. Med.]]></abbrev-journal-title>
<issn>2011-0839</issn>
<publisher>
<publisher-name><![CDATA[Pontificia Universidad Javeriana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2011-08392020000400142</article-id>
<article-id pub-id-type="doi">10.11144/javeriana.umed61-4.dopp</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Utilidad del Doppler pulsado en el diagnóstico ecográfico de neumotórax oculto: a propósito de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Usefulness of pulsed Doppler in the Ultrasound Diagnosis of Occult Pneumothorax: A Case Report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montaña Manrique]]></surname>
<given-names><![CDATA[David Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montero Vargas]]></surname>
<given-names><![CDATA[Leidy Jholeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valencia]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Pontificia Universidad Javeriana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>61</volume>
<numero>4</numero>
<fpage>142</fpage>
<lpage>148</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2011-08392020000400142&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2011-08392020000400142&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2011-08392020000400142&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El neumotórax se define como una acumulación de aire entre la pleura parietal y visceral, secundaria a varias condiciones médicas; de ahí que la radiografía de tórax sea el método diagnóstico más utilizado para su detección. Sin embargo, en el caso de neumotórax oculto es poco sensible; mientras que la tomografía de tórax representa el método más sensible y específico para su diagnóstico. Así mismo, se ha demostrado que el ultrasonido a la cabecera del paciente tiene rendimientos similares a la tomografía de tórax y una sensibilidad superior con relación a la radiografía de tórax. Recientemente, se describió una nueva técnica para evaluar el deslizamiento pulmonar utilizando el Doppler pulsado (PW), bajo el principio que el movimiento del parénquima pulmonar se pierde junto con la señal Doppler del área. El artículo presenta el caso de una paciente que consulta por dificultad respiratoria posterior a un accidente de tránsito, donde la radiografía de tórax y los modos habituales de ultrasonido no permitieron diagnosticarla; en tanto que la realización del PW sugirió la presencia de neumotórax, lo que posteriormente se confirmó con la tomografía de tórax. Por ello, el modo PW se podría incluirse como complemento al algoritmo de la ecografía pulmonar para descartar la presencia de neumotórax, a fin de mejorar su rendimiento, por ser un método fácil y rápido de realizar con el cual podemos efectuar un diagnóstico preciso.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Pneumothorax is defined as a collection of air between parietal and visceral pleural layers, which can be caused by different medical conditions, being the chest radiography the most used medical diagnostic tool for its detection, but with a low performance in case of hidden pneumothorax, where Chest Tomography has an important role representing the most sensitive and specific method of diagnosis. Likewise, it has been demonstrated that bedside Ultrasound has similar performances to chest tomography and a superior sensitivity compared to chest radiography. Recently, a new technique was described to evaluate lung sliding by using Pulsed Doppler Wave or Pulsed Wave (PW), since movement of lung parenchyma is lost along with Doppler signal from the area. Here we present the case of a patient who consults for respiratory distress after a traffic accident, where the chest radiography and the usual modes of ultrasound did not allow the diagnosis to be made, while the performance of PW suggested the presence of pneumothorax, which was subsequently confirmed by chest tomography, considering PW mode could be a complement to the lung ultrasound algorithm to rule out the presence of pneumothorax in order to improve its performance, being an easy and quick method to perform, allowing an accurate diagnosis.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ultrasonografía Doppler]]></kwd>
<kwd lng="es"><![CDATA[neumotórax]]></kwd>
<kwd lng="es"><![CDATA[medicina de emergencia]]></kwd>
<kwd lng="es"><![CDATA[evaluación enfocada con sonografía para el trauma]]></kwd>
<kwd lng="en"><![CDATA[Doppler ultrasonography]]></kwd>
<kwd lng="en"><![CDATA[pneumothorax]]></kwd>
<kwd lng="en"><![CDATA[emergency medicine]]></kwd>
<kwd lng="en"><![CDATA[focused assessment with sonography of trauma]]></kwd>
</kwd-group>
</article-meta>
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