<?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>0187-7585</journal-id>
<journal-title><![CDATA[Revista del Instituto Nacional de Enfermedades Respiratorias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Inst. Nal. Enf. Resp. Mex.]]></abbrev-journal-title>
<issn>0187-7585</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Enfermedades Respiratorias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-75852006000200008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Migración de un clavo de Kirschner al mediastino]]></article-title>
<article-title xml:lang="en"><![CDATA[Migration of a Kirschner wire to the mediastinum]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ibarra Pérez]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
</contrib>
</contrib-group>
<aff id="A">
<institution><![CDATA[,  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2006</year>
</pub-date>
<volume>19</volume>
<numero>2</numero>
<fpage>131</fpage>
<lpage>131</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-75852006000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-75852006000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-75852006000200008&amp;lng=en&amp;nrm=iso"></self-uri></article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Comentario al caso cl&iacute;nico</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>Migraci&oacute;n de un clavo de Kirschner al mediastino</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="3"><b>Migration of a Kirschner wire to the mediastinum</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>Carlos Ibarra P&eacute;rez*</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">*  <i>Editor M&eacute;dico, Rev Inst Nal Enf Resp Mex.</i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Trabajo recibido: 02&#150;VI&#150;2006</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">El caso de esta enferma de 87 a&ntilde;os y la revisi&oacute;n que presentan los doctores Garc&iacute;a Toral, Ram&iacute;rez Vargas, V&aacute;squez Fern&aacute;ndez y Prieto Murgu&iacute;a es de gran inter&eacute;s para cirujanos de t&oacute;rax, cardiovasculares y ortopedistas, neum&oacute;logos, especialistas en medicina cr&iacute;tica y terapia intensiva y, en general, para todos los m&eacute;dicos, pues nos recuerda que: a) Estos procedimientos, aparentemente sencillos, pueden acompa&ntilde;arse de complicaciones potencialmente fatales porque, b) Algunos tipos de cuerpos extra&ntilde;os implantados quir&uacute;rgicamente pueden migrar.</font></p>     <p align="justify"><font face="verdana" size="2">Debido a que la enferma se oper&oacute; la luxaci&oacute;n de hombro en otro medio, los autores no cuentan con radiograf&iacute;a transoperatoria o posoperatoria inmediata para afirmar, sin lugar a dudas, que el problema diagnosticado seis meses despu&eacute;s de la operaci&oacute;n se debi&oacute; a la verdadera migraci&oacute;n del clavo de Kirschner y no se trat&oacute;, aunque parezca poco probable, de un error t&eacute;cnico o una complicaci&oacute;n posoperatoria inmediata.</font></p>     <p align="justify"><font face="verdana" size="2">Por fortuna, el problema y la complicaci&oacute;n transoperatoria fueron resueltos acertadamente por el equipo de cirujano general de t&oacute;rax y cirujano cardiovascular; la enferma se encuentra en buenas condiciones, pero con la misma patolog&iacute;a del hombro que origin&oacute; la primera cirug&iacute;a, cuya indicaci&oacute;n podr&aacute;n comentar mejor los cirujanos ortopedistas.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Migration of a Kirschner wire to the mediastinum</b></font></p>     <p align="justify"><font face="verdana" size="2">The case of this 87 year old woman and the review presented by Drs. Garc&iacute;a&#150;Toral&#150;Ram&iacute;rez&#150;Vargas, V&aacute;squez&#150;Fern&aacute;ndez and Prieto Murgu&iacute;a should be of great interest for thoracic, cardiovascular and orthopedic surgeons, pulmonologists, critical and intensive care specialists and physicians in general, because it reminds everybody that certain metallic foreign bodies, implanted by apparently simple surgical manoeuvres, can migrate and produce potentially lethal complications.</font></p>     <p align="justify"><font face="verdana" size="2">The initial procedure was done in another hospital and we do not have transoperatory or immediate postoperatory roentgenographic controls showing the Kirscher wire in a proper position; so, it is strictly impossible to prove that this is not, albeit highly improbable, a technical error or an immediate postoperatory complication.</font></p>     <p align="justify"><font face="verdana" size="2">Fortunately, the original complication and the laceration of the left pulmonary artery were properly handled by the team of a general thoracic and a cardiovascular surgeon. The patient is doing fine, still with a chronic luxation of the right shoulder; the indication for the initial surgery to fix this problem is best left to the orthopedic surgeons.</font></p>     ]]></body>
<body><![CDATA[<p align="right"><font face="verdana" size="2">The Editor</font></p>      ]]></body>
</article>
