<?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>0120-2448</journal-id>
<journal-title><![CDATA[Acta Medica Colombiana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Med Colomb]]></abbrev-journal-title>
<issn>0120-2448</issn>
<publisher>
<publisher-name><![CDATA[Asociacion Colombiana de Medicina Interna]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-24482015000400015</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Engrosamiento nodular difuso de la pleura]]></article-title>
<article-title xml:lang="en"><![CDATA[Diffuse nodular thickening of the pleura]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrillo]]></surname>
<given-names><![CDATA[Jorge Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velásquez]]></surname>
<given-names><![CDATA[Sergio Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pardo]]></surname>
<given-names><![CDATA[Juan Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad del Rosario y Méderi Hospital Universitario Mayor Universidad del Rosario]]></institution>
<addr-line><![CDATA[Bogotá D.C]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2015</year>
</pub-date>
<volume>40</volume>
<numero>4</numero>
<fpage>353</fpage>
<lpage>353</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-24482015000400015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-24482015000400015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-24482015000400015&amp;lng=en&amp;nrm=iso"></self-uri></article-meta>
</front><body><![CDATA[  <font size="2" face="Verdana">      <p><b>Im&aacute;genes en Medicina Interna</b></p>      <p align="center"><font size="4"><b>Engrosamiento nodular difuso de la pleura</b></font></p>      <p align="center"><font size="3"><b>Diffuse nodular thickening of the pleura</b></font></p>      <p align="center"><b>Jorge Alberto Carrillo, Sergio Andr&eacute;s Vel&aacute;squez, Juan Mauricio Pardo </b>&bull;    <br> Bogot&aacute;, D.C. (Colombia) </p>      <p>Dr. Jorge Alberto Carrillo Bayona: Especialista en Radiograf&iacute;a Tor&aacute;cica, Servicio de Im&aacute;genes Diagn&oacute;sticas, Profesor;    <br>  Sr. Sergio Andr&eacute;s Vel&aacute;squez Casta&ntilde;o: Interno VII Semestre de Medicina;    <br> Dr. Juan Mauricio Pardo Oviedo: Especialista en Medicina Interna, Medicina Cr&iacute;tica e Intensiva, Filosof&iacute;a de la Ciencia. Profesor Principal, Universidad del Rosario y M&eacute;deri, Hospital Universitario Mayor. Bogot&aacute;, D.C. (Colombia).    <br> Correspondencia. Dr. Juan Mauricio Pardo Oviedo. Bogot&aacute;, D.C. (Colombia).    ]]></body>
<body><![CDATA[<br> E-mail: <a href="mailto:juan.pardo@urosario.edu.co">juan.pardo@urosario.edu.co</a></p>     <p>Recibido: 31/III/2015 Aceptado: 21/X/2015</p>  <hr>      <p>Paciente masculino de 52 a&ntilde;os con dolor tor&aacute;cico de caracter&iacute;sticas pleur&iacute;ticas y disnea de cuatro meses de evoluci&oacute;n. La radiograf&iacute;a (<a href="#f1">imagen IA</a>) y la tomograf&iacute;a computarizada (TC) de t&oacute;rax (<a href="#f1">Figura IB</a>), mostraron engrosamiento nodular difuso de la pleura y efusi&oacute;n pleural.</p>      <p align="center"><a name="f1"><img src="img/revistas/amc/v40n4/v40n4a15f1.jpg"></a></p>      <p align="center"><a name="f1b"><img src="img/revistas/amc/v40n4/v40n4a15f1b.jpg"></a></p>      <p>El engrosamiento pleural se define por un espesor de la  pleura &gt; de  3 mm que puede ser focal o difuso. En la radiograf&iacute;a frontal se considera un engrosamiento pleural difuso a la alteraci&oacute;n mayor de 25% de la superficie pleural (bilateral) o mayor de 50% (unilateral). En TC se puede considerar difuso al engrosamiento pleural con una longitud &gt; 8 cm y un di&aacute;metro mayor de 5 cm.</p>      <p>El engrosamiento del paciente: difuso, conc&eacute;ntrico y nodular sugiere enfermedad neopl&aacute;sica (primaria o secundaria), principalmente: enfermedad metast&aacute;sica, mesotelioma, linfoma y timoma invasivo. Ocasionalmente entidades infecciosas pueden presentar este hallazgo. La patolog&iacute;a pleural del paciente confirm&oacute; mesotelioma maligno epitelioide.</p>      <p>Este mesotelioma es m&aacute;s frecuente en personas entre la sexta y s&eacute;ptima d&eacute;cada de la vida, predomina en hombres  y se asocian a la exposici&oacute;n a asbestos.</p> <hr>      <p><font size="3"><b>Referencias </b></font></p>      <!-- ref --><p>1. <b>Qureshi NR, Gleeson FV. </b>Imaging of pleural disease. <i>Clin Chest Med</i> 2006;<b>27</b>:193-213.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=144811&pid=S0120-2448201500040001500001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>      <!-- ref --><p>2. <b>Jelen TH, Bankier AA, Eisenberg RL.</b> Solid Pleural Lesions. <i>Am J Roentgenol </i>2012;<b>198</b>:W512-20.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=144813&pid=S0120-2448201500040001500002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>      <!-- ref --><p>3. <b>Sureka B, Thukral BB, Mittal MK, Mittal A, Sinha M. </b>Radiolofical review of pleural tumors. <i>Indian J Radiol Imaging</i> 2013; <b>23</b>(4):313-20.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=144815&pid=S0120-2448201500040001500003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p> </font>      ]]></body><back>
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