<?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>0121-8123</journal-id>
<journal-title><![CDATA[Revista Colombiana de Reumatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev.Colomb.Reumatol.]]></abbrev-journal-title>
<issn>0121-8123</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Reumatología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0121-81232010000100007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Artropatía de Jaccoud y fibrosis pulmonar en síndrome CREST]]></article-title>
<article-title xml:lang="en"><![CDATA[Jaccoud's arthropathy and pulmonary fibrosis in CREST syndrome]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Spinel B]]></surname>
<given-names><![CDATA[Néstor]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montenegro]]></surname>
<given-names><![CDATA[Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rondón]]></surname>
<given-names><![CDATA[Federico]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo]]></surname>
<given-names><![CDATA[José Félix]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iglesias Gamarra]]></surname>
<given-names><![CDATA[Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina Unidad de Reumatología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina Residente III año Medicina Interna]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina Unidad de Reumatología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A04">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina Unidad de Reumatología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>01</month>
<year>2010</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>01</month>
<year>2010</year>
</pub-date>
<volume>17</volume>
<numero>1</numero>
<fpage>64</fpage>
<lpage>70</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-81232010000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-81232010000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-81232010000100007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se describe el caso de una paciente de 48 años de edad con diagnóstico de síndrome CREST incompleto (variante de esclerosis sistémica limitada), en quien se documenta la presencia de artropatía de Jaccoud de las manos y compromiso pulmonar intersticial por fibrosis pulmonar tipo neumonía intersticial usual, con positividad para factor reumatoide y anticuerpos contra el péptido citrulinado.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[We report a case of a 48 years old patient with diagnosis of incomplete CREST syndrome (variant limited systemic sclerosis) in who we documented the presence of Jaccoud's arthropathy of the hands and pulmonary involvement by pulmonary fibrosis type usual interstitial pneumonia, with positivity for rheumatoid factor and anti-cyclic citrullinated peptide antibody.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[síndrome CREST]]></kwd>
<kwd lng="es"><![CDATA[artropatía]]></kwd>
<kwd lng="es"><![CDATA[enfermedad pulmonar intersticial]]></kwd>
<kwd lng="es"><![CDATA[fibrosis pulmonar]]></kwd>
<kwd lng="en"><![CDATA[CREST syndrome]]></kwd>
<kwd lng="en"><![CDATA[joint disease]]></kwd>
<kwd lng="en"><![CDATA[interstitial lung disease]]></kwd>
<kwd lng="en"><![CDATA[pulmonary fibrosis]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[   <font size="2" face="verdana">      <p><b>PRESENTACI&Oacute;N DE CASO</b></p>      <p>    <center><font size=4 face="verdana"><b>Artropat&iacute;a de Jaccoud y fibrosis pulmonar en s&iacute;ndrome CREST</b></font></p>      <p><font size=3 face="verdana"><b>Jaccoud's arthropathy and pulmonary fibrosis in CREST syndrome</b></font></p>      <p>N&eacute;stor Spinel B.<sup>1</sup>, Pablo Montenegro<sup>2</sup>, Federico Rond&oacute;n<sup>3</sup>, Jos&eacute; F&eacute;lix Restrepo<sup>4</sup>, Antonio Iglesias Gamarra<sup>4</sup></center></p>      <br>      <p><sup>1</sup> Residente I, Unidad de Reumatolog&iacute;a, Facultad de Medicina, Universidad Nacional de Colombia.    <br>  <sup>2</sup> Residente III a&ntilde;o Medicina Interna, Facultad de Medicina, Universidad Nacional de Colombia.    <br>  <sup>3</sup> Profesor asociado, Unidad de Reumatolog&iacute;a, Facultad de Medicina, Universidad Nacional de Colombia.    ]]></body>
<body><![CDATA[<br>  <sup>4</sup> Profesor titular, Unidad de Reumatolog&iacute;a, Facultad de Medicina, Universidad, Nacional de Colombia.</p>      <p><font face="verdana" size="2">Recibido: Febrero 26 de 2010 Aceptado: Marzo 15 de 2010</font></p>  <hr>      <p><font size="3"><b>Resumen</b></font></p>      <p><b>Introducci&oacute;n</b>. Se describe el caso de una paciente de 48 a&ntilde;os de edad con diagn&oacute;stico de s&iacute;ndrome CREST incompleto (variante de esclerosis sist&eacute;mica limitada), en quien se documenta la presencia de artropat&iacute;a de Jaccoud de las manos y compromiso pulmonar intersticial por fibrosis pulmonar tipo neumon&iacute;a intersticial usual, con positividad para factor reumatoide y anticuerpos contra el p&eacute;ptido citrulinado.</p>      <p><b>Palabras clave</b>: s&iacute;ndrome CREST, artropat&iacute;a, enfermedad pulmonar intersticial, fibrosis pulmonar.</p>  <hr>      <p><font size="3"><b>Summary</b></font></p>      <p><b>Objective</b>. We report a case of a 48 years old patient with diagnosis of incomplete CREST syndrome (variant limited systemic sclerosis) in who we documented the presence of Jaccoud's arthropathy of the hands and pulmonary involvement by pulmonary fibrosis type usual interstitial pneumonia, with positivity for rheumatoid factor and anti-cyclic citrullinated peptide antibody.</p>      <p><b>Key words</b>: CREST syndrome, joint disease, interstitial lung disease, pulmonary fibrosis.</p>  <hr>      <p><font size="3"><b>Introducci&oacute;n</b></font></p>      <p>El s&iacute;ndrome CREST (calcinosis, fen&oacute;meno de Raynaud, dismotilidad esof&aacute;gica, esclerodactilia y telangiectasias) es una variante de la esclerosis sist&eacute;mica limitada, en donde las manifestaciones cl&iacute;nicas articulares no son infrecuentes y la forma de compromiso pulmonar m&aacute;s representativa es la hipertensi&oacute;n pulmonar por vasculopat&iacute;a.</p>      ]]></body>
<body><![CDATA[<br>      <p><font size="3"><b>Caso cl&iacute;nico</b></font></p>      <p>Mujer de 48 a&ntilde;os conocida en nuestro servicio desde el a&ntilde;o 2003 con impresi&oacute;n diagn&oacute;stica de Artritis Reumatoide (AR) desde hace 20 a&ntilde;os y fibrosis pulmonar hace 11 a&ntilde;os en manejo por neumolog&iacute;a con ox&iacute;geno domiciliario, quien presentaba en ese entonces cuadro cl&iacute;nico de artralgias y artritis de las articulaciones metacarpofal&aacute;ngicas bilaterales e interfal&aacute;ngicas proximales con desviaci&oacute;n cubital de los dedos, rigidez matutina mayor a 1 hora, xeroftalmia y xerostom&iacute;a. Se inici&oacute; D-penicilamina por sospecha de AR con compromiso pulmonar. Hab&iacute;a sido tratada con sulfasalazina, cloroquina y leflunomida suspendidas por intolerancia g&aacute;strica y complicaciones infecciosas, respectivamente. Con esta consideraci&oacute;n recibi&oacute; un ciclo de Rituximab en 2008.</p>      <p>En 2009 se revalora caso al documentarse hallazgos que ponen en duda el diagn&oacute;stico previo de AR, por la presencia de fen&oacute;meno de Raynaud, disfagia, esclerosis de la piel de la cara, limitaci&oacute;n para la apertura bucal, telangiectasias en cavidad oral, edema difuso de dedos de las manos con p&eacute;rdida de estriaciones de la piel y artropat&iacute;a de Jaccoud en manos (<a href="#fig1">Figuras 1</a>, <a href="#fig2">2</a>, <a href="#fig3">3</a> y <a href="#fig4">4</a>). La radiograf&iacute;a de manos evidenci&oacute; artropat&iacute;a no erosiva (<a href="#fig5">Figura 5</a>). La radiograf&iacute;a de t&oacute;rax y la tomograf&iacute;a axial computarizada de alta resoluci&oacute;n del t&oacute;rax mostraron fibrosis pulmonar con signos de panalizaci&oacute;n basal (<a href="#fig6">Figuras 6</a>, <a href="#fig7">7</a> y <a href="#fig8">8</a>), por lo que se consider&oacute; que la paciente presentaba s&iacute;ndrome CREST con artropat&iacute;a de Jaccoud de las manos, la cual simula semiol&oacute;gicamente una AR asociada a fibrosis pulmonar tipo neumon&iacute;a intersticial usual. Debido al compromiso fibr&oacute;tico pulmonar se decidi&oacute; inicio de mofetil micofenolato 500 mg cada 12 horas como tratamiento de elecci&oacute;n.</p>      <p>    <center><a name="fig1"><img src="img/revistas/rcre/v17n1/v17n1a07f1.jpg"></center></p>      <p>    <center><a name="fig2"><img src="img/revistas/rcre/v17n1/v17n1a07f2.jpg"></center></p>      <p>    <center><a name="fig3"><img src="img/revistas/rcre/v17n1/v17n1a07f3.jpg"></center></p>      ]]></body>
<body><![CDATA[<p>    <center><a name="fig4"><img src="img/revistas/rcre/v17n1/v17n1a07f4.jpg"></center></p>      <p>    <center><a name="fig5"><img src="img/revistas/rcre/v17n1/v17n1a07f5.jpg"></center></p>      <p>    <center><a name="fig6"><img src="img/revistas/rcre/v17n1/v17n1a07f6.jpg"></center></p>      <p>    <center><a name="fig7"><img src="img/revistas/rcre/v17n1/v17n1a07f7.jpg"></center></p>      <p>    <center><a name="fig8"><img src="img/revistas/rcre/v17n1/v17n1a07f8.jpg"></center></p>      ]]></body>
<body><![CDATA[<p>    <center><a name="fit1"><img src="img/revistas/rcre/v17n1/v17n1a07t1.jpg"></center></p>      <p>    <center><a name="fit2"><img src="img/revistas/rcre/v17n1/v17n1a07t2.jpg"></center></p>      <br>      <p><font size="3"><b>Discusi&oacute;n</b></font></p>      <p>Las manifestaciones articulares en pacientes con esclerosis sist&eacute;mica, incluyendo el s&iacute;ndrome CREST; tales como artralgias, artritis, rigidez matinal y limitaci&oacute;n funcional por contracturas en flexi&oacute;n son frecuentes y est&aacute;n en relaci&oacute;n directa con el compromiso articular inflamatorio aunado a los efectos mec&aacute;nicos restrictivos en las estructuras periarticulares secundario a la fibrosis de la piel y estructuras tendinosas, principalmente en manos y pies. Los cambios radiol&oacute;gicos son menos severos sin erosiones y usualmente el factor reumatoide es negativo. Sin embargo, un grupo de pacientes con s&iacute;ndrome CREST presenta compromiso articular similar al de la AR, con erosiones &oacute;seas, disminuci&oacute;n de los espacios interarticulares y osteoporosis yuxtaarticlar, siendo considerados en este contexto parte de la expresi&oacute;n fenot&iacute;pica de la esclerosis sist&eacute;mica<sup>1</sup>, con artropat&iacute;a erosiva en 20%-30% de los casos, especialmente en mu&ntilde;ecas<sup>2,3</sup> y positividad para el factor reumatoide en 26% a 50% de los pacientes<sup>4-6</sup>. De forma similar, los anticuerpos contra el p&eacute;ptido citrulinado (anti-CCP) son detectados en la esclerosis sist&eacute;mica<sup>7,8</sup> pero con menor frecuencia que en los pacientes con AR<sup>9</sup>. La presencia de anti-CCP y factor reumatoide en la esclerosis sist&eacute;mica est&aacute; asociada significativamente en algunos estudios con mayor compromiso articular inflamatorio y erosivo<sup>9,10</sup>. Wu y cols., documentan una prevalencia de anti- CCP de tercera generaci&oacute;n de 29% en pacientes con s&iacute;ndrome CREST<sup>11</sup>. Por su parte, Santiago y cols., encuentran en pacientes con esclerosis sist&eacute;mica una prevalencia de anti-CCP de segunda generaci&oacute;n y anti-CCP de tercera generaci&oacute;n de 14.8% y 13.5%, respectivamente; relacionando la presencia de anti-CCP de segunda generaci&oacute;n con artritis<sup>12</sup>.</p>      <p>A su vez, los pacientes con s&iacute;ndrome CREST pueden presentar compromiso pulmonar intersticial con patrones de restricci&oacute;n en las pruebas de funci&oacute;n pulmonar y/o cambios radiol&oacute;gicos de alveolitis y fibrosis pulmonar. Vignale y cols., describen el caso de un paciente con s&iacute;ndrome CREST que desarroll&oacute; fibrosis pulmonar difusa con formaci&oacute;n de quistes alveolares basales<sup>13</sup>. Pesci y cols., documentan en el lavado broncoalveolar de 7 pacientes con CREST y fibrosis pulmonar intersticial, un perfil de c&eacute;lulas inflamatorias (neutr&oacute;filos y esosin&oacute;filos) semejante a los encontrados en la fibrosis pulmonar idiop&aacute;tica<sup>14</sup>. Salvant y cols. describen el caso de un paciente con CREST y fibrosis pulmonar intersticial, quien en 4 a&ntilde;os de seguimiento desarrolla un adenocarcinoma pulmonar, planteando una probable asociaci&oacute;n causal entre fibrosis pulmonar en CREST y adenocarcinoma de pulm&oacute;n<sup>15</sup>. Owens y cols. y Steen y cols. mencionan que el compromiso pulmonar intersticial en s&iacute;ndrome CREST no es infrecuente al compararlo con pacientes con escleroderma difusa<sup>16,17</sup>, existiendo mayor compromiso cut&aacute;neo y articular en las manos y escasa presencia de anticuerpos anticentr&oacute;mero comparado con pacientes con CREST sin enfermedad pulmonar intersticial<sup>17</sup>.</p>      <br>      <p><font size="3"><b>Conclusi&oacute;n</b></font></p>      ]]></body>
<body><![CDATA[<p>Presentamos el caso de una paciente con s&iacute;ndrome CREST incompleto con artropat&iacute;a de Jaccoud en las manos y fibrosis pulmonar, con positividad para factor reumatoide y anti-CCP. La artropat&iacute;a deformante tipo Jaccoud y la fibrosis pulmonar, aunque poco frecuentes, hacen parte del espectro cl&iacute;nico del s&iacute;ndrome CREST, con implicaciones terape&uacute;ticas y pron&oacute;sticas. La presencia del factor reumatoide y anti-CCP se asocia con mayor compromiso articular inflamatorio y erosivo, mientras que la fibrosis pulmonar es un marcador de mal pron&oacute;stico con sobrevida a 5 a&ntilde;os menor al 50%.</p>      <p>Declaraci&oacute;n de conflicto de intereses: ninguna.</p>  <hr>      <br>      <p><font size="3"><b>Referencias</b></font></p>      <!-- ref --><p>1. Restrepo J, Rondon F, Matteson E, Iglesias A. Artropathy in Patients with CREST variant Scleroderma. Curr Rheumatol Rev 2006,2:1-6.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000057&pid=S0121-8123201000010000700001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>2. Blocka KL, Bassett LW, Furst DE, Clements PJ, Paulus HE. The arthropathy of advanced progressive systemic sclerosis. A radiographic survey. Arthritis Rheum 1981;24:874-884.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000058&pid=S0121-8123201000010000700002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>3. Catoggio LJ, Evison G, Harkness JAL, Maddison PJ. The arthropathy of systemic sclerosis (scleroderma): comparison with mixed connective tissue disease. 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