<?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>1688-1249</journal-id>
<journal-title><![CDATA[Archivos de Pediatría del Uruguay]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Pediatr. Urug.]]></abbrev-journal-title>
<issn>1688-1249</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Uruguaya de Pediatría]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-12492014000300005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Enfisema lobar congénito, caso clínico y revista de la literatura]]></article-title>
<article-title xml:lang="en"><![CDATA[Congenital lobar emphysema, case report and review of the literature]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ait Idir]]></surname>
<given-names><![CDATA[Karim1]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Boutaghane]]></surname>
<given-names><![CDATA[Noureddine2]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Amrane]]></surname>
<given-names><![CDATA[Amel]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Slimani]]></surname>
<given-names><![CDATA[Nora]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Centro Especializado en Consultaciones Hussein-dey  ]]></institution>
<addr-line><![CDATA[Argel ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Centro Hospital Universitario Mustapha Bacha  ]]></institution>
<addr-line><![CDATA[Argel ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,Centro Hospital Universitario Kouba  ]]></institution>
<addr-line><![CDATA[Argel ]]></addr-line>
</aff>
<aff id="A04">
<institution><![CDATA[,Centro Hospital Universitario Nafissa Hamoud Hussein-Dey  ]]></institution>
<addr-line><![CDATA[Argel ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2014</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2014</year>
</pub-date>
<volume>85</volume>
<numero>3</numero>
<fpage>166</fpage>
<lpage>170</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-12492014000300005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-12492014000300005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-12492014000300005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Las malformaciones congénitas broncopulmonares representan un espectro complejo de anomalías del desarrollo anatómico broncopulmonar. Son infrecuentes, aisladas o asociadas a otras malformaciones. Se pueden revelar tardíamente o en el momento del nacimiento. El enfisema lobar congénito (ELC) se manifiesta a menudo con una dificultad respiratoria temprana en el recién nacido. El diagnóstico, que es esencialmente radiológico, muestra una hiperclaridad que no debemos confundir con otras patologías con hiperclaridad, sobre todo con un neumotórax. En la mayoría de los casos el tratamiento es quirúrgico. Presentamos el caso de un recién nacido hospitalizado desde su segundo día de vida por dificultad respiratoria relacionada con un ELC]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary The lobar emphysema congenital (LEC) is a rare deformation of the lung and establishes one of the causes of neonatal respiratory distress syndrome. Sometimes, it can be asymptomatic and revealed later. Its origin is undefined in half of the cases. The radiography of the thorax and X-RAY are essential for the diagnosis and treatment.The lobectomy represents the treatment for symptomatic forms. We present the case of a new born child hospitalized in the second day of life for respiratory syndrome in touch with an LEC.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ENFISEMA LOBAR CONGéNITO]]></kwd>
<kwd lng="en"><![CDATA[EMPHYSEMA LOBAR CONGENITAL]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[         <basefont size="3"> <multicol gutter="18" cols="2"></multicol>     <p align="left"><font color="#666666" face="Verdana" size="3"> <b>CASO CL&Iacute;NICO&nbsp;</b> </font></p>              <p class="MsoNormal" style="text-align: center;" align="center">&nbsp;<b style=""><span style="font-size: 14pt; font-family: Verdana;">Enfisema lobar cong&eacute;nito, caso cl&iacute;nico y revista de la literatura<o:p></o:p></span></b></p>               <p class="MsoNormal" style="text-align: center;" align="center"><b style=""><span style="font-family: Verdana;">Congenital lobar emphysema, case report and review of the literature<o:p></o:p></span></b></p>            <p style="text-align: center;" align="center"><b style=""><span style="font-family: Verdana; color: rgb(114, 112, 112);" lang="EN-US"></span></b><b style=""><span style="" lang="EN-US"><o:p></o:p></span></b></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"></font></p>           <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Ait Idir Karim<font color="#1f1a17" face="Verdana" size="1"><sup><a name="1a"></a>1</sup></font><font color="#1f1a17" face="Verdana" size="2">, Boutaghane Noureddine</font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="2a"></a>2</sup></font><font color="#1f1a17" face="Verdana" size="2">, Amrane Amel</font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="3a"></a>3</sup></font><font color="#1f1a17" face="Verdana" size="2">, Slimani Nora</font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="4a"></a>4&nbsp;</sup></font> </font>    <br>        <basefont size="3"> </p>            <p align="left"><font color="#1f1a17" face="Verdana" size="1"><a href="#1a"> 1</a>. Centro Especializado en Consultaciones Hussein-dey, Argel.    <br>      <a href="#2a">    2</a>. Centro   Hospital Universitario Mustapha Bacha, Argel.    ]]></body>
<body><![CDATA[<br>      <a href="#3a">    3</a>. Centro Hospital Universitario   Kouba, Argel.    <br>      <a href="#4a">    4</a>. Centro Hospital Universitario Nafissa Hamoud Hussein-Dey,   Argel.    <br>          Centro Especializado en Consultaciones Hussein-dey Argel    <br>          Fecha recibido:   19 de agosto de 2014.    <br>          Fecha aprobado: 29 de setiembre de 2014.&nbsp; </font></p>            <br>            <p align="left"><font color="#1f1a17" face="Verdana" size="3"> Resumen&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> <i>Las malformaciones cong&eacute;nitas broncopulmonares representan un espectro  complejo de anomal&iacute;as del desarrollo anat&oacute;mico broncopulmonar. Son infrecuentes,  aisladas o asociadas a otras malformaciones. Se pueden revelar tard&iacute;amente  o en el momento del nacimiento. El enfisema lobar cong&eacute;nito (ELC) se manifiesta  a menudo con una dificultad respiratoria temprana en el reci&eacute;n nacido.  El diagn&oacute;stico, que es esencialmente radiol&oacute;gico, muestra una hiperclaridad  que no debemos confundir con otras patolog&iacute;as con hiperclaridad, sobre  todo con un neumot&oacute;rax. En la mayor&iacute;a de los casos el tratamiento es quir&uacute;rgico.  Presentamos el caso de un reci&eacute;n nacido hospitalizado desde su segundo  d&iacute;a de vida por dificultad respiratoria relacionada con un ELC.&nbsp;</i> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> <font color="#1f1a17" face="Swis721 Hv BT" size="2">Palabras claves:    <br>        </font><font color="#1f1a17" face="Verdana" size="2">&nbsp;&nbsp;&nbsp;&nbsp;ENFISEMA LOBAR CONG&eacute;NITO&nbsp;</font> </font></p>           ]]></body>
<body><![CDATA[<br>            <p align="left"><font color="#1f1a17" face="Verdana" size="3"> Summary&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> <i>The lobar emphysema congenital (LEC) is a rare deformation of the lung  and establishes one of the causes of neonatal respiratory distress syndrome.  Sometimes, it can be asymptomatic and revealed later. Its origin is undefined  in half of the cases. The radiography of the thorax and X-RAY are essential  for the diagnosis and treatment.The lobectomy represents the treatment  for symptomatic forms. We present the case of a new born child hospitalized  in the second day of life for respiratory syndrome in touch with an LEC.&nbsp;</i> </font></p>             <p>   <basefont size="3"> </p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> <font color="#1f1a17" face="Swis721 Hv BT" size="2">Key words:    <br>        &nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#1f1a17" face="Verdana" size="2"></font><font color="#1f1a17" face="Verdana" size="1"> EMPHYSEMA LOBAR CONGENITAL</font><font color="#1f1a17" face="Verdana" size="2">&nbsp;</font> </font></p>        <font color="#1f1a17" face="Verdana" size="3">    <br>       Introducci&oacute;n&nbsp; </font>     <p align="left"><font color="#1f1a17" face="Verdana" size="2"> El enfisema lobar cong&eacute;nito (ELC) o hiperinsuflaci&oacute;n lobar cong&eacute;nita es  una malformaci&oacute;n rara del pulm&oacute;n y constituye una de las causas de las  dificultades respiratorias neonatales. A veces es asintom&aacute;tico y se revela  m&aacute;s tarde. Su origen est&aacute; indeterminado en la mitad de los casos. La radiograf&iacute;a  del t&oacute;rax y la tomograf&iacute;a axial computada (TAC) son ex&aacute;menes indispensables  para el diagn&oacute;stico y la atenci&oacute;n m&eacute;dica. La lobectom&iacute;a es el tratamiento  de elecci&oacute;n del ELC sintom&aacute;tico.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="3"> Caso cl&iacute;nico&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Reci&eacute;n nacido var&oacute;n. Nacido de una pareja no consangu&iacute;nea. El embarazo  y el nacimiento se desarrollaron sin ning&uacute;n problema. El peso al nacer  fue de 3.450 g, buena adaptaci&oacute;n primaria. Vitamina K1 recibida. Meconio  y orina emitidos a tiempo. Fue hospitalizado tras una dificultad respiratoria  ocurrida a las 36 horas de vida.&nbsp; </font></p>            ]]></body>
<body><![CDATA[<p align="left"><font color="#1f1a17" face="Verdana" size="2"> El examen de entrada: reci&eacute;n nacido eutr&oacute;fico, buenas constantes hemodin&aacute;micas,  saturaci&oacute;n de O<font color="#1f1a17" face="Verdana" size="1"><sub>2</sub></font><font color="#1f1a17" face="Verdana" size="2"> 87% bajo el aire, y 92% bajo ox&iacute;geno.&nbsp;</font> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Buena coloraci&oacute;n cut&aacute;neo-mucosa, ninguna malformaci&oacute;n craneofacial. Dificultad  respiratoria con cianosis a la mamada, tiraje intercostal y en la base  del t&oacute;rax. Notamos tambi&eacute;n una asimetr&iacute;a tor&aacute;cica ligera con alzamiento  del hemit&oacute;rax izquierdo, donde no hay pasaje del murmullo vesicular. Ruidos  del coraz&oacute;n bien percibidos pero desplazados a la derecha. El examen neurol&oacute;gico  no muestra ninguna anomal&iacute;a.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Ante este cuadro cl&iacute;nico, se realizan una radiograf&iacute;a de frente est&aacute;ndar  (<a href="#f1">figura 1</a>) y una TAC tor&aacute;cica (<a href="/img/revistas/adp/v85n3/3a05f2y3.JPG">figuras 2, 3</a> y <a href="#f4">4</a>). La ecograf&iacute;a cardiaca  y la ecograf&iacute;a abdominal son normales.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Los an&aacute;lisis dieron los siguientes resultados:&nbsp; </font></p>        <ul>              <li><font color="#1f1a17" face="Verdana" size="2"> Grupo sangu&iacute;neo: ARh+. Hemoglobina: 14,4 g/dl. Hematocrito: 43%. VGM: 101  fl/ml. CCMH: 33 g/dl.&nbsp;     </font></li>              <li><font color="#1f1a17" face="Verdana" size="2"> Gases de la sangre: PH: 7,34. Co3<font color="#1f1a17" face="Verdana" size="1"><sup>&ndash;</sup></font><font color="#1f1a17" face="Verdana" size="2">: 18,4 mEq/l. PCo</font><font color="#1f1a17" face="Verdana" size="1"><sub>2</sub></font><font color="#1f1a17" face="Verdana" size="2">: 39 mmHg. PO</font><font color="#1f1a17" face="Verdana" size="1"><sub>2</sub></font><font color="#1f1a17" face="Verdana" size="2">: 71  mmHg. BE: -2 mEq/l.&nbsp;</font>     </font></li>              <li><font color="#1f1a17" face="Verdana" size="2"> Glucemia: 0,7 g/l, Calcemia: 88 mg/l. Sodio: 136 mEq/l. Potasio: 3,6 mEq/l.  Urea: 0,12 g/l.&nbsp;     </font></li>            </ul>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Se realiz&oacute; lobectom&iacute;a superior izquierda el d&eacute;cimo d&iacute;a de vida, sin ning&uacute;n  problema postoperatorio. La pieza histol&oacute;gica confirm&oacute; el diagn&oacute;stico.  El ni&ntilde;o ha sido visto posteriormente, con buen desarrollo psicosom&aacute;tico  y sin problemas respiratorios.&nbsp; </font>    <br>     </p>            ]]></body>
<body><![CDATA[<p><a href="/img/revistas/adp/v85n3/3a05f1.JPG"></a></p>        <br>    <a name="f1"></a><img style="width: 293px; height: 370px;" alt="" src="/img/revistas/adp/v85n3/3a05f1.JPG">     <p></p>        <p>    <br>    </p>            <p><a href="/img/revistas/adp/v85n3/3a05f2y3.JPG">Figuras 2 y 3</a>.&nbsp;</p>     <a href="#f4">Figura 4</a>.    <br>     <a name="f4"></a>&nbsp;<img style="width: 306px; height: 351px;" alt="" src="/img/revistas/adp/v85n3/3a05f4.JPG">&nbsp;    <br>               <p>    <br>     </p>               ]]></body>
<body><![CDATA[<p align="left"><font color="#1f1a17" face="Verdana" size="3"> Discusi&oacute;n&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Las malformaciones cong&eacute;nitas respiratorias son raras, a veces son asintom&aacute;ticas,  por lo que es dif&iacute;cil evaluar su frecuencia<font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="1."></a><a href="#1">1</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Sobrevienen en menos de  un embarazo sobre mil</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="2."></a><a href="#2">2</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. En ciertos casos, un diagn&oacute;stico antenatal puede  ser realizado</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="3."></a><a href="#3">3</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Sin embargo, existen algunas malformaciones cuyo diagn&oacute;stico  antenatal resulta dif&iacute;cil como el del ELC</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="4."></a><a href="#4">4</a>,<a name="5."></a><a href="#5">5</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.Esa dificultad puede explicarse  por una parte por el hecho de que el aspecto ecogr&aacute;fico del ELC no es espec&iacute;fico  y evoca sobre todo las malformaciones adenomatoideas qu&iacute;sticas pulmonares  (MAQP). Por otra parte, los signos ecogr&aacute;ficos antenatales pueden retroceder  incluso desaparecer totalmente al final del embarazo, haciendo que el diagn&oacute;stico  sea m&aacute;s dif&iacute;cil</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="6."></a><a href="#6">6</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. El ELC o hiperinsuflaci&oacute;n lobar cong&eacute;nita corresponde  a distensi&oacute;n o hiperinflaci&oacute;n de los alv&eacute;olos</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="7."></a><a href="#7">7</a><a name="8."></a><a name="9."></a></sup></font><font color="#1f1a17" face="Verdana" size="1"><sup>-</sup></font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="10."></a><a href="#10">10</a>)</sup></font><font color="#1f1a17" face="Verdana" size="1"><sup> </sup></font><font color="#1f1a17" face="Verdana" size="2">histol&oacute;gicamente sanos</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="11."></a><a href="#11">11</a>,<a name="12."></a><a href="#12">12</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.  Esta inflaci&oacute;n aumenta de modo progresivo seg&uacute;n un mecanismo valvular,  que produce atrapamiento de aire. Este fen&oacute;meno, en la mayor&iacute;a de los casos,  concierne a un l&oacute;bulo pulmonar, raramente m&aacute;s</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="13."></a><a href="#13">13</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Esta malformaci&oacute;n puede  estar en relaci&oacute;n con una obstrucci&oacute;n bronquial extr&iacute;nseca secundaria a  un obst&aacute;culo tal como un anillo vascular (2% de los casos) o una obstrucci&oacute;n  intr&iacute;nseca intraluminal (pliegues del epitelio bronquial, estenosis tisular,  tapones mucosos)</font><font color="#1f1a17" face="Verdana" size="1"><sup> (<a href="#11">11</a>,<a name="14."></a><a href="#14">14</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Seg&uacute;n la teor&iacute;a de Hislop y Reid, el ELC puede  resultar de una anomal&iacute;a cong&eacute;nita del desarrollo del cart&iacute;lago del bronquio  del l&oacute;bulo afectado </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="15."></a><a href="#15">15</a></sup></font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="16."></a>-</sup></font><font color="#1f1a17" face="Verdana" size="1"><sup><a name="17."></a><a href="#17">17</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>          <multicol gutter="18" cols="2"></multicol>     <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Otros autores incriminan un desarrollo exagerado del l&oacute;bulo de la zona  concernida con un n&uacute;mero elevado de alv&eacute;olos, sin alcanzar el &aacute;rbol bronquial  <font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#17">17</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. En este caso se habla m&aacute;s de una patolog&iacute;a similar llamada l&oacute;bulo  polialveolar </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="18."></a><a href="#18">18</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. No obstante, su etiolog&iacute;a no se conoce en 50% de los  casos </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="19."></a><a href="#19">19</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. El ELC constituir&iacute;a 14% de las malformaciones pulmonares</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#6">6</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">  respectivamente detr&aacute;s de las MAQP, los quistes bronc&oacute;genos, y antes de  las secuestraciones y dig&eacute;nesis pulmonares</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Su incidencia es de 1 caso  sobre 20.000 o 30.000 nacimientos vivos, con predominio masculino (la raz&oacute;n  masculino/femenino es de 3 a 1) </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#11">11</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. El car&aacute;cter familiar es poco descrito</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.  14%-40% de los casos pueden asociarse a otras malformaciones (renales,  diafragm&aacute;ticas)</font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#11">11</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. En 12%-14% de los casos, existe una anomal&iacute;a card&iacute;aca  que debemos buscar </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="20."></a><a href="#20">20</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. La disnea -que a menudo evoluciona en un contexto  sin fiebre- constituye el signo cl&iacute;nico m&aacute;s frecuente </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. El cuadro cl&iacute;nico  puede ser de gravedad variable: puede manifestarse de golpe con una forma  grave o de modo progresivo durante los primeros d&iacute;as o meses de vida. Seg&uacute;n  los estudios, la revelaci&oacute;n del ELC es temprana en las primeras horas en  33% de los casos, en el primer mes en 50% y generalmente antes los 6 primeros  meses de vida </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>,<a name="21."></a><a href="#21">21</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>          <multicol gutter="18" cols="2"></multicol>     <p align="left"><font color="#1f1a17" face="Verdana" size="2"> El examen f&iacute;sico no es espec&iacute;fico, se nota distensi&oacute;n de un hemit&oacute;rax,  desplazamiento de los ruidos del coraz&oacute;n en el hemit&oacute;rax contralateral,  timpanismo y abolici&oacute;n del murmullo vesicular en el mismo lado. La gravedad  de la sintomatolog&iacute;a depende de la importancia del volumen enfisematoso,  de la compresi&oacute;n pulmonar adyacente y del grado del desplazamiento de los  &oacute;rganos mediastinales <font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="22."></a><a href="#22">22</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> La radiograf&iacute;a est&aacute;ndar del t&oacute;rax es un examen esencial en el diagn&oacute;stico  del ELC. Los signos a favor son hiperclaridad con signos de expulsi&oacute;n contralateral.  Hay tambi&eacute;n signos de hiperinflaci&oacute;n como: aspecto redondeado de las cumbres,  espacios intercostales horizontales, disminuci&oacute;n o aplanamiento de la c&uacute;pula  diafragm&aacute;tica homolateral.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> El TAC tor&aacute;cico es el examen complementario de elecci&oacute;n para apoyar el  diagn&oacute;stico, establecer la topograf&iacute;a exacta y precisar su ubicaci&oacute;n as&iacute;  como las caracter&iacute;sticas de la distensi&oacute;n pulmonar y excluir tambi&eacute;n posibles  anomal&iacute;as mediastinales asociadas. El l&oacute;bulo afectado aparece bajo la forma  de una zona pulmonar sistematizada e hipodensa, con arquitectura pulmonar  a menudo conservada. El l&oacute;bulo superior izquierdo es el m&aacute;s afectado, seguido  por el l&oacute;bulo medio derecho y el l&oacute;bulo superior derecho, con 41%, 34%  y 21% respectivamente. Los l&oacute;bulos inferiores raramente padecen con menos  de 3% <font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#3">3</a>,<a name="23."></a><a href="#23">23</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. Tambi&eacute;n puede asociarse atelectasia de las zonas pulmonares  subyacentes. Se han descrito algunos casos de ELC bilateral, pero son extremadamente  raros </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#13">13</a>,<a name="24."></a><a href="#24">24</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font></font></p>         <p align="left"><font color="#1f1a17" face="Verdana" size="2"><font color="#1f1a17" face="Verdana" size="2"><img style="width: 555px; height: 497px;" alt="" src="/img/revistas/adp/v85n3/3a05f5.JPG"></font> </font></p>          <multicol gutter="18" cols="2"></multicol>     <p align="left"><font color="#1f1a17" face="Verdana" size="2"> La escintigraf&iacute;a pulmonar de perfusi&oacute;n y de inhalaci&oacute;n se indica en busca  de trastornos de ventilaci&oacute;n y de perfusi&oacute;n en la zona enferma. Tambi&eacute;n  puede aportar informaci&oacute;n para diferenciar el ELC de un enfisema compensador.  Por otro lado, la broncoscop&iacute;a tiene inter&eacute;s en el caso de una malformaci&oacute;n  bronquial o tambi&eacute;n en la busca de un obst&aacute;culo. Esta t&eacute;cnica no est&aacute; libre  de riesgo y puede agravar la sintomatolog&iacute;a respiratoria.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> Los diagn&oacute;sticos diferenciales que pueden ser evocados son la<i> </i>MAQP<i> </i><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">;  neumot&oacute;rax<i> </i>(en casos de hiperclaridad radiol&oacute;gica y car&aacute;cter convexo de  los l&iacute;mites, a veces se coloca drenaje tor&aacute;cico en una burbuja de ELC confundida  con un neumot&oacute;rax); s&iacute;ndrome de Swyer-James, quiste broncog&eacute;nico y hernia  diafragm&aacute;tica </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="25."></a><a href="#25">25</a><a name="26."></a>-<a name="27."></a><a href="#27">27</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> La terap&eacute;utica depende de la evoluci&oacute;n espont&aacute;nea de las lesiones, y del  car&aacute;cter sintom&aacute;tico o no. As&iacute;, se indica vigilancia estricta cl&iacute;nica y  radiol&oacute;gica cuando se trata de un ELC asintom&aacute;tico, sin riesgo vital (respiratorio  y/o cardiovascular) <font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#1">1</a>,<a href="#11">11</a>,<a href="#21">21</a>)</sup></font><font color="#1f1a17" face="Verdana" size="1"><sup> </sup></font><font color="#1f1a17" face="Verdana" size="2">o sobre todo si la exploraci&oacute;n broncosc&oacute;pica  es normal </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a name="28."></a><a href="#28">28</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. En la literatura se describe un caso de seguimiento de  un ni&ntilde;o con ELC hasta la edad de 17 a&ntilde;os </font><font color="#1f1a17" face="Verdana" size="1"><sup>(<a href="#25">25</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>            ]]></body>
<body><![CDATA[<p align="left"><font color="#1f1a17" face="Verdana" size="2"> Sin embargo, cuando se trata de un ELC sintom&aacute;tico, una lobectom&iacute;a por  toracotom&iacute;a y/o toracoscop&iacute;a con cuidado en reanimaci&oacute;n son necesarios<font color="#1f1a17" face="Verdana" size="1"><sup>  (<a href="#1">1</a>, <a href="#11">11</a>, <a href="#21">21</a>,<a href="#28">28</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">. La evoluci&oacute;n es a menudo favorable con expansi&oacute;n pulmonar  hasta de 90%. A veces se puede ver hipertensi&oacute;n arterial pulmonar secundaria</font><font color="#1f1a17" face="Verdana" size="1"><sup>  (<a href="#25">25</a><a href="#26">-</a><a href="#27">27</a>)</sup></font><font color="#1f1a17" face="Verdana" size="2">.&nbsp;</font> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="3"> Conclusi&oacute;n&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> El ELC es una malformaci&oacute;n pulmonar rara que puede poner en peligro el  pron&oacute;stico vital del reci&eacute;n nacido afectado. El diagn&oacute;stico es sobre todo  radiol&oacute;gico. La TAC tor&aacute;cica informa con precisi&oacute;n las caracter&iacute;sticas  y topograf&iacute;a de las lesiones. La biopsia confirma el diagn&oacute;stico. La lobectom&iacute;a  est&aacute; indicada cuando el ni&ntilde;o es sintom&aacute;tico. En el caso de un paciente  asintom&aacute;tico, el manejo conservador es el tratamiento de elecci&oacute;n.&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="3"> Referencias bibliogr&aacute;ficas&nbsp; </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="1"></a> <a href="#1.">1</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Boussetta K, Aloui Kasbi N, Fitouri Z, Sammoud A, Becher SB, Hammou A,  et al.</b> Malformations pulmonaires cong&eacute;nitales : apport de l&rsquo;imagerie. J  P&eacute;diatr Pu&eacute;ric 2004; 17(7):370-9.<font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="2"></a> <a href="#2.">2</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Hourrier S, Salomon LJ, Bault JP, Dumez Y, Ville Y. </b>Malformations pulmonaires  cong&eacute;nitales&gt; diagnostic et prise en charge ant&eacute;nataux. Rev Mal Respir  2011; 28(8):1017-24 .    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="3"></a> <a href="#3.">3</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Berteloot L, Bobbio A, Millischer-Bellaiche AE, Lambot K, Breton S, Brunelle  F.</b> Malformations pulmonaires cong&eacute;nitales, le point de vue du radiologue.  Rev Mal Respir 2012; 29(6):820-35.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="4"></a> <a href="#4.">4</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Olutoye OO, Coleman BG, Hubbard AM, Adzick NS. </b>Prenatal diagnosis and  management of congenital lobar emphysema. J Pediatr Surg 2000; 35(5):792-5.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="5"></a> <a href="#5.">5</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Pariente G, Aviram M, Landau D, Hershkovitz R. </b>Prenatal diagnosis of  congenital lobar emphysema: case report and review of the literature. J  Ultrasound Med 2009; 28(8):1081-4.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="6"></a> <a href="#6.">6</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Konan Bl&eacute; R, Coste K, Blanc P, B&oelig;uf B, Lecomte B, Labbe A, et al.</b> Une &eacute;tiologie rare du poumon hyper&eacute;chog&egrave;ne: l&rsquo;emphys&egrave;me g&eacute;ant cong&eacute;nital. Gyn&eacute;col Obst Fert 2008; 36(5):529-31.<font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="7"></a> <a href="#7.">7</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Biyyam DR, Chapman T, Ferguson MR, Deutsch G, Dighe MK. </b>Congenital lung  abnormalities: embryologic features, prenatal diagnosis, and postnatal  radiologic-pathologic correlation. Radiographics 2010; 30(6):1721-38.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="8"></a> <a href="#8.">8</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Donnelly LF, Frush DP.</b> Localized radiolucent chest lesions in neonates:  causes and differentiation. AJR Am J Roentgenol 1999; 172(6):1651-8.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="9"></a> <a href="#9.">9</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Stigers KB, Woodring JH, Kanga JF.</b> The clinical and imaging spectrum  of findings in patients with congenital lobar emphysema. Pediatr Pulmonol  1992; 14(3):160-70.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            ]]></body>
<body><![CDATA[<!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="10"></a> <a href="#10.">10</a>.&nbsp;&nbsp;&nbsp;&nbsp; <b>Saeedi R, Rahmani S.</b> Congenital lobar emphysema: a case report. Iran  J Neonatol &nbsp;2013; 4(1):36-7.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="11"></a> <a href="#11.">11</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>V&aacute;squez RM, Aguirre SC.</b> Enfisema lobar cong&eacute;nito en los l&oacute;bulos superiores  y medio del pulmon derecho en una paciente de 2 meses. Bol Med Hosp Infant  Mex 2011; 68(4):302-7.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="12"></a> <a href="#12.">12</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Andersen JB, Mortensen J, Damgaard K, Skov M, Sparup J, Petersen BL,  et al.</b> Fourteen-year-old girl with endobronchial carcinoid tumour presenting  with asthma and lobar emphysema. Clin Respir J 2010; 4(2):120-4.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>         <multicol gutter="18" cols="2"></multicol>     <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="13"></a> <a href="#13.">13</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Ghribi A, Mekki M, Krichene I, Jouini R, Maazoun K, Sahnoun L, et al.</b>  Congenital bilobar emphysema. J Pediatr Surg 2008; 43(8):e5-7.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="14"></a> <a href="#14.">14</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Rothenberg S.</b> Malformaciones pulmonares cong&eacute;nitas: actualizaci&oacute;n y  tratamiento. Rev M&eacute;d Cl&iacute;n Condes 2009; 20(6):739-43.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            ]]></body>
<body><![CDATA[<!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="15"></a> <a href="#15.">15</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Acitores Suz E, Lalinde Fern&aacute;ndez M, Lamela Lence MT. </b>Enfisema lobar  cong&eacute;nito, causa de dificultad respiratoria en un neonato. Pediatr Aten  Prim 2007; 9(33):41-6.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="16"></a> <a href="#16.">16</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>&Aacute;lvarez Mu&ntilde;oz V. </b>Patolog&iacute;a tor&aacute;cica quir&uacute;rgica en la infancia. Bol Pediatr  2001; 41:131-6.     &nbsp;<font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="17"></a> <a href="#17.">17</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Giudici R, Le&agrave;o L, Moura L, Wey S, Ferreira R, Crotti P. </b>Polialveolose:  patogenese do enfisema lobar cong&eacute;nito? Rev Ass Med Bras 1998; 44(2):99-105.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="18"></a> <a href="#18.">18</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Aldunate RM. </b>Malformaciones pulmonares cong&eacute;nitas. Rev Chil Pediatr  2001; 72(1):52-7.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="19"></a> <a href="#19.">19</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Abdellah O, Mohamed H, Youssef B, Abdelhak B.</b> A case of congenital lobar  emphysema in the middle lobe. J Clin Neonatol 2013; 2(3):135-7.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            ]]></body>
<body><![CDATA[<!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="20"></a><a href="#20."> 20</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Berrocal T, Madrid C, Novo S, Guti&eacute;rrez J, Arjonilla A, G&oacute;mez-Le&oacute;n N.  </b>Congenital anomalies of the tracheobronchial tree, lung, and mediastinum:  embryology, radiology, and pathology. Radiographics 2004; 24(1):e17.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="21"></a> <a href="#21.">21</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Khen-Dunlop N, R&eacute;villon Y.</b> Malformations cong&eacute;nitales du poumon: quand  op&eacute;rer? Rev Mal Respir 2012; 29(2):328-36.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="22"></a> <a href="#22.">22</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Tempe DK, Virmani S, Javetkar S, Banerjee A, Puri SK, Datt V.</b> Congenital  lobar emphysema: pitfalls and management. Ann Card Anaesth 2010; 13(1):53-8.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="23"></a> <a href="#23.">23</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Saghir J, Tasneem S, Khan N. Congenital lobar emphysema</b>. Anaesth Pain  Intensive Care 2008; 12(1):16-8.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="24"></a> <a href="#24.">24</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Abushahin AM, Tuffaha AS, Khalil NK, Ismeal AM. </b>Bilateral congenital  lobar emphysema: A rare cause for respiratory distress in infancy. Ann  Thorac Med 2012; 7(4):250-2.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            ]]></body>
<body><![CDATA[<!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="25"></a> <a href="#25.">25</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Oz&ccedil;elik U, G&ouml;&ccedil;men A, Kiper N, Do&eth;ru D, Dilber E, Yal&ccedil;in EG.</b> Congenital  lobar emphysema: evaluation and long-term follow-up of thirty cases at  a single enter. Pediatr Pulmonol 2003; 35(5):384-91.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="26"></a> <a href="#26.">26</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Nadeem M, Elnazir B, Greally P.</b> Congenital pulmonary malformation in  children. Scientifica (Cairo) 2012; 2012:209896.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="27"></a> <a href="#27.">27</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Mei-Zahav M, Konen O, Manson D, Langer JC. </b>Is congenital lobar emphysema  a surgical disease? J Pediatr Surg 2006; 41(6):1058-61.    <font color="#1f1a17" face="Courier New" size="2">&nbsp;</font> </font></p>            <!-- ref --><p align="left"><font color="#1f1a17" face="Verdana" size="2"><a name="28"></a> <a href="#28.">28</a>.&nbsp;&nbsp;&nbsp;&nbsp;<b>Hermoso Torregrosa C, Moreno Mendinilla E, P&eacute;rez Ruiz E, Caro Aguilera  PM, P&eacute;rez Fr&iacute;as FJ.</b> Hiperinsuflaci&oacute;n lobar cong&eacute;nita: manejo conservador  como alternativa terap&eacute;utica. An Pedi&aacute;tr (Barc) 2014; 81(1):45-8.    &nbsp; </font></p>           <br>            <p align="left"><font color="#1f1a17" face="Verdana" size="2"> <b>Correspondencia:</b> Ait Idir Karim.     ]]></body>
<body><![CDATA[<br>        Correo electr&oacute;nico: aitidirkarim@yahoo.fr&nbsp; </font></p>            <p align="left">&nbsp;</p>                    <p></p>             ]]></body><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boussetta]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Aloui Kasbi]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Fitouri]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Sammoud]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Becher]]></surname>
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