<?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>S0121-81232009000400003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Enfermedad de Still del Adulto: Estudio de Cohorte]]></article-title>
<article-title xml:lang="en"><![CDATA[Adult Still's Disease: Cohort Study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Panqueva]]></surname>
<given-names><![CDATA[Uriel]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[Luis Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo]]></surname>
<given-names><![CDATA[José Félix]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rondón]]></surname>
<given-names><![CDATA[Federico]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mora]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valle]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quintana]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[María C]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iglesias]]></surname>
<given-names><![CDATA[Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidad Militar Nueva Granada  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A04">
<institution><![CDATA[,Universidad Javeriana Hospital San Ignacio ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2009</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2009</year>
</pub-date>
<volume>16</volume>
<numero>4</numero>
<fpage>336</fpage>
<lpage>341</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-81232009000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-81232009000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-81232009000400003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Objetivo: Describir las características clínicas, paraclínicas y manejo de la enfermedad de Still del adulto (E.S.A.). Métodos: Análisis retrospectivo de una cohorte de 24 pacientes. Resultados: Las características clínicas fueron: fiebre (100%), rash (79.1%) y artritis (66.66%). Leucocitosis (75%) fue la alteración paraclínica más frecuente, seguida por un incremento de la PCR, VSG y ferritina en 70.8%, 66.65% y 62.5%, respectivamente. El 50% de los pacientes presentaron un curso monocíclico; el 33%, policíclico sistémico y el 17%, policíclico articular. No se presentaron casos de monocíclico poliarticular. Se evidenciaron manifestaciones inusuales de enfermedad tales como: urticaria en 7 pacientes (29%); enfermedad pulmonar intersticial, en 6 pacientes (25%); meningitis aséptica, 4 pacientes (16.6%) y SDRA, en 4 pacientes (16.6%). Por su parte, todos los pacientes recibieron esteroides y 9 de ellos (37.5%) necesitaron tratamiento con pulsos de metilprednisolona. Dentro de las drogas modificadoras, el metotrexate fue el medicamento más usado en 15 casos (62.5%), seguido por cloroquina sola o combinada en 11 pacientes (45.8%). Además, 3 pacientes (12.5%), requirieron tratamiento con terapia anti TNF por pobre respuesta a la terapia convencional. Fallecieron 2 pacientes (8.4%) asociados a cuadros de SDRA. Conclusiones: La ESA tiene un amplio y difícil diagnóstico diferencial a pesar de manifestaciones clásicas. La presencia de expresiones clínicas poco usuales puede retardar el diagnóstico y tratamiento de ESA. La ESA no es una enfermedad benigna y puede cursar con alta mortalidad cuando se asocia a manifestaciones pulmonares severas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Purpose: describe the clinical and laboratory finding, as well as the treatment, of adult still's disease (ASD). Methods: retrospective analysis of a 24 patients cohort. Results: clinical features were: fever (100%), rash (79.1%) and arthritis (66.6%). Most frequent laboratory alterations were: leukocytosis (75%), followed by increased PCR, VSG and ferritin, 70.8%, 66.65% and 62.5% respectively. 50% of the patients showed a monocyclic course, while 33% showed polycyclic systemic and 17% joint polycyclic. No joint monocyclic cases were found. Besides, some unusual manifestations such urticaria in 7 patients (29%); interstitial lung disease in 6 patients (25%); aseptic meningitis in 4 patients (16.6%) and SDRA in 4 patients (16.6%) were found. All the patients received steroid and 9 of them (37.5%) required therapy with IV methilprednisolone. Methotrexate was the most used medication between all; DMARD in 15 cases (62.5%), followed by chloroquine, alone or in combination, in 11 patients (45.8%). Besides, 3 patients (12.5%) required treatment with anti TNF due to poor response to conventional therapy. 2 patients died (8.4%) due to adult respiratory distress syndrome. Conclusions: ASD has a broad and difficult differential diagnosis despite classical features. The presence of unusual manifestations may delay the diagnosis and treatment of this disease. ASD in not a benign disease and may appear with high mortality when it is associated with severe lung involvement.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedad de Still del adulto]]></kwd>
<kwd lng="es"><![CDATA[pronóstico]]></kwd>
<kwd lng="es"><![CDATA[refractario]]></kwd>
<kwd lng="en"><![CDATA[adult still's disease]]></kwd>
<kwd lng="en"><![CDATA[prognostic]]></kwd>
<kwd lng="en"><![CDATA[refractory]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p><font size=2 face="verdana"><b>INVESTIGACI&Oacute;N ORIGINAL</b></font></p>      <p>    <center><font size=4 face="verdana"><b>Enfermedad de Still del Adulto: Estudio de Cohorte</b></font></p>      <p><font size=4 face="verdana"><b>Adult Still's Disease: Cohort Study</b></p>      <p><font size=2 face=verdana>Uriel Panqueva<sup>1</sup>, Luis Alberto Ram&iacute;rez<sup>2</sup>, Jos&eacute; F&eacute;lix Restrepo<sup>1</sup>, Federico Rond&oacute;n<sup>1</sup>    <br> Sergio Mora<sup>3</sup>, Rafael Valle<sup>3</sup>, Gerardo Quintana<sup>1</sup> Mar&iacute;a C. D&iacute;az<sup>4</sup>, Antonio Iglesias<sup>1</sup></center></p>      <p><sup>1</sup> Universidad Nacional, Bogot&aacute;, Colombia.    <br> <sup>2</sup> Universidad de Antioquia.    <br> <sup>3</sup> Universidad Militar Nueva Granada.    <br> <sup>4</sup> Hospital San Ignacio Universidad Javeriana.</p>      ]]></body>
<body><![CDATA[<p><font face="verdana" size="2">Recibido: Octubre 15/2009 Aceptado: Diciembre 10/2009</font></p>  <hr>  <font size=3 face="verdana">      <p><b>Resumen</b></p>      <p>Objetivo: Describir las caracter&iacute;sticas cl&iacute;nicas, paracl&iacute;nicas y manejo de la enfermedad de Still del adulto (E.S.A.).</p>      <p>M&eacute;todos: An&aacute;lisis retrospectivo de una cohorte de 24 pacientes.</p>      <p>Resultados: Las caracter&iacute;sticas cl&iacute;nicas fueron: fiebre (100%), rash (79.1%) y artritis (66.66%). Leucocitosis (75%) fue la alteraci&oacute;n paracl&iacute;nica m&aacute;s frecuente, seguida por un incremento de la PCR, VSG y ferritina en 70.8%, 66.65% y 62.5%, respectivamente. El 50% de los pacientes presentaron un curso monoc&iacute;clico; el 33%, polic&iacute;clico sist&eacute;mico y el 17%, polic&iacute;clico articular. No se presentaron casos de monoc&iacute;clico poliarticular.</p>      <p>Se evidenciaron manifestaciones inusuales de enfermedad tales como: urticaria en 7 pacientes (29%); enfermedad pulmonar intersticial, en 6 pacientes (25%); meningitis as&eacute;ptica, 4 pacientes (16.6%) y SDRA, en 4 pacientes (16.6%).</p>      <p>Por su parte, todos los pacientes recibieron esteroides y 9 de ellos (37.5%) necesitaron tratamiento con pulsos de metilprednisolona.</p>      <p>Dentro de las drogas modificadoras, el metotrexate fue el medicamento m&aacute;s usado en 15 casos (62.5%), seguido por cloroquina sola o combinada en 11 pacientes (45.8%).</p>      <p>Adem&aacute;s, 3 pacientes (12.5%), requirieron tratamiento con terapia anti TNF por pobre respuesta a la terapia convencional. Fallecieron 2 pacientes (8.4%) asociados a cuadros de SDRA.</p>      <p>Conclusiones: La ESA tiene un amplio y dif&iacute;cil diagn&oacute;stico diferencial a pesar de manifestaciones cl&aacute;sicas. La presencia de expresiones cl&iacute;nicas poco usuales puede retardar el diagn&oacute;stico y tratamiento de ESA. La ESA no es una enfermedad benigna y puede cursar con alta mortalidad cuando se asocia a manifestaciones pulmonares severas.</p>      ]]></body>
<body><![CDATA[<p><b>Palabras clave</b>: enfermedad de Still del adulto, pron&oacute;stico, refractario.</p>  <hr>      <p><b>Summary</b></p>      <p>Purpose: describe the clinical and laboratory finding, as well as the treatment, of adult still's disease (ASD).</p>      <p>Methods: retrospective analysis of a 24 patients cohort.</p>      <p>Results: clinical features were: fever (100%), rash (79.1%) and arthritis (66.6%). Most frequent laboratory alterations were: leukocytosis (75%), followed by increased PCR, VSG and ferritin, 70.8%, 66.65% and 62.5% respectively.</p>  50% of the patients showed a monocyclic course, while 33% showed polycyclic systemic and 17% joint polycyclic. No joint monocyclic cases were found.</p>      <p>Besides, some unusual manifestations such urticaria in 7 patients (29%); interstitial lung disease in 6 patients (25%); aseptic meningitis in 4 patients (16.6%) and SDRA in 4 patients (16.6%) were found.</p>      <p>All the patients received steroid and 9 of them (37.5%) required therapy with IV methilprednisolone.</p>      <p>Methotrexate was the most used medication between all; DMARD in 15 cases (62.5%), followed by chloroquine, alone or in combination, in 11 patients (45.8%). Besides, 3 patients (12.5%) required treatment with anti TNF due to poor response to conventional therapy. 2 patients died (8.4%) due to adult respiratory distress syndrome.</p>      <p>Conclusions: ASD has a broad and difficult differential diagnosis despite classical features. The presence of unusual manifestations may delay the diagnosis and treatment of this disease.</p>      <p>ASD in not a benign disease and may appear with high mortality when it is associated with severe lung involvement.</p>      ]]></body>
<body><![CDATA[<p><b>Key words</b>: adult still's disease, prognostic, refractory.</p>  <hr>      <p><b>Introducci&oacute;n</b></p>      <p>La enfermedad de Still del adulto (ESA) es una enfermedad de tipo inflamatorio sist&eacute;mico de causa desconocida y patogenia no clara. Se manifiesta cl&iacute;nicamente por picos febriles de presentaci&oacute;n caracter&iacute;stica<sup>1</sup>, artritis y artralgias, adem&aacute;s de brote evanescente que aparece durante los periodos febriles<sup>2</sup>. Com&uacute;nmente se presentan linfadenopat&iacute;as, serositis, odinofagia, hepatoesplenomegalia y otras manifestaciones poco usuales<sup>3</sup>. No existe una prueba de laboratorio patognom&oacute;nica, pero se encuentra frecuentemente leucocitosis importante con neutrofilia, trombocitosis y anemia con incremento de los reactantes de fase aguda, las cuales, finalmente, son s&oacute;lo la manifestaci&oacute;n paracl&iacute;nica de la respuesta inflamatoria sist&eacute;mica asociada. Cuando se tiene un alto &iacute;ndice de sospecha, las determinaciones de los niveles de ferritina y ferritina glicosilada pueden ayudar al diagn&oacute;stico<sup>4</sup>.</p>      <p>El diagn&oacute;stico diferencial de la ESA es bastante amplio. Se deben descartar patolog&iacute;as de origen neopl&aacute;sico, enfermedades infecciosas de diferente origen, enfermedades inflamatorias sist&eacute;micas granulomatosas y otras patolog&iacute;as de origen autoinmune que pueden presentar un cuadro cl&iacute;nico similar. En algunos estudios se ha considerado de buen pron&oacute;stico<sup>5,6</sup>; sin embargo, en otros se ha demostrado una importante morbilidad asociada al S&iacute;ndrome de Dificultad Respiratoria del Adulto (SDRA); el S&iacute;ndrome de Activaci&oacute;n del Macr&oacute;fago, infecci&oacute;n y pobre respuesta a los esteroides<sup>7-9</sup>.</p>      <p><b>Materiales y M&eacute;todos</b></p>      <p>Analizamos las historias cl&iacute;nicas de 24 pacientes con diagn&oacute;stico de ESA, con seguimiento regular en 4 centros reumatol&oacute;gicos de Bogot&aacute; y Medell&iacute;n, Colombia, entre los a&ntilde;os 2000 y 2008, con la metodolog&iacute;a de cohorte retrospectiva.</p>      <p>Los pacientes cumplieron con los criterios de Yamaguchi para ESA<sup>10</sup>. En todos los casos se realizaron estudios microbiol&oacute;gicos, inmunoserol&oacute;gicos e imagenol&oacute;gicos; as&iacute; como biopsia de medula &oacute;sea, ganglio linf&aacute;tico o hep&aacute;tica, cuando estuvo indicada. Por parte de los investigadores se descartaron enfermedades infecciosas, neopl&aacute;sicas o autoinmunitarias.</p>      <p>Se defini&oacute; como remisi&oacute;n la ausencia de enfermedad articular, sist&eacute;mica o anormalidades de laboratorio por dos meses consecutivos<sup>9</sup>. La aparici&oacute;n, nuevamente, de s&iacute;ntomas articulares, sist&eacute;micos o anormalidades de laboratorio, despu&eacute;s de un periodo de remisi&oacute;n, se defini&oacute; como recurrencia<sup>11</sup>.</p>      <p>De acuerdo al curso de la enfermedad, los pacientes se clasificaron en 4 grupos:</p>      <p>Patr&oacute;n monoc&iacute;clico sist&eacute;mico: fiebre como s&iacute;ntoma principal y duraci&oacute;n menor a un a&ntilde;o seguida por remisi&oacute;n completa.</p>      ]]></body>
<body><![CDATA[<p>Patr&oacute;n polic&iacute;clico sist&eacute;mico: dos o m&aacute;s episodios de predominio febril, de menos de un a&ntilde;o de duraci&oacute;n cada episodio y con remisi&oacute;n completa entre cada uno.</p>      <p>Enfermedad articular cr&oacute;nica monoc&iacute;clica: s&iacute;ntomas articulares predominantes de m&aacute;s de un a&ntilde;o de duraci&oacute;n, en ausencia de s&iacute;ntomas sist&eacute;micos, sin recurrencia.</p>      <p>Enfermedad articular cr&oacute;nica polic&iacute;clica: con los mismos par&aacute;metros de la anterior, pero con evidencia de recurrencia.</p>      <p>Se realiz&oacute; una base de datos donde se consignaron las variables demogr&aacute;ficas, cl&iacute;nicas, paracl&iacute;nicas, microbiol&oacute;gicas, histopatol&oacute;gicas, tratamiento y complicaciones. Se registr&oacute; la informaci&oacute;n de los seguimientos realizados y se realiz&oacute; un paralelo entre nuestros resultados con otras series de la literatura.</p>      <p><b>Resultados</b></p>      <p>Durante el periodo de estudio, 24 pacientes fueron recolectados: 15 mujeres y 9 hombres con una edad promedio de 31,58 a&ntilde;os en un rango de 16 a 56.</p>      <p><b>Caracter&iacute;sticas cl&iacute;nicas</b></p>      <p>Los hallazgos cl&iacute;nicos se encuentran en la <a href="#tab1">Tabla 1</a>.</p>      <p>    <center><a name="tab1"><img src="img/revistas/rcre/v16n4/v16n4a03t1.jpg"></center></p>  Fiebre: el 87.5% consultaron por fiebre y finalmente todos la presentaron durante el trascurso de su enfermedad. Tuvo una duraci&oacute;n promedio de 2.9 meses.</p>      ]]></body>
<body><![CDATA[<p>S&iacute;ntomas articulares: las artralgias fueron referidas por 23 pacientes (95.8%); la artritis sim&eacute;trica en 16 (66.66%); 13 poliarticular y 3 oligoarticular, de predominio en mu&ntilde;ecas, rodillas, tobillos y metacarpofal&aacute;ngicas.</p>      <p>Manifestaciones cut&aacute;neas: 19 casos (79.1%) presentaron s&iacute;ntomas cut&aacute;neos, 14 (58.33%), brote evanescente de predominio en tronco y extremidades; 5 casos (20.8%) sin evanescencia y 7 (29.16%) urticaria con prurito.</p>      <p>Odinofagia: se encuentra dentro de los primeros s&iacute;ntomas referidos por los pacientes. Se present&oacute; en 15 casos (62%) sin presencia de exudados.</p>      <p>Linfadenopat&iacute;as: se evidenciaron en 10 casos (41.66%). La localizaci&oacute;n cervical fue m&aacute;s com&uacute;n, seguida por la axilar.</p>      <p>Siete pacientes (29.6%) presentaron esplenomegalia.</p>      <p><b>Caracter&iacute;sticas paracl&iacute;nicas</b></p>      <p>Los datos m&aacute;s frecuentes se encuentran en la <a href="#tab2">Tabla 2</a>.</p>      <p>    <center><a name="tab2"><img src="img/revistas/rcre/v16n4/v16n4a03t2.jpg"></center></p>      <p>La leucocitosis fue la alteraci&oacute;n predominante en el 75% de los casos, seguida por un incremento de la Prote&iacute;na C Reactiva (PCR), la Velocidad de Sedimentaci&oacute;n Globular (VSG) y ferritina en 70.8%, 66.65% y 62.5%, respectivamente. Se encontr&oacute; disfunci&oacute;n hep&aacute;tica, dada por alteraci&oacute;n en las transaminasas, en el 58.3% y anemia en 29.6% de los casos.</p>      ]]></body>
<body><![CDATA[<p>En todos los pacientes el factor reumatoide y los anticuerpos antinucleares fueron negativos. Los estudios imagenol&oacute;gicos, microbiol&oacute;gicos e histopatol&oacute;gicos descartaron enfermedades infecciosas asociadas.</p>      <p><b>Curso de la enfermedad y seguimiento</b></p>      <p>El diagn&oacute;stico de ESA, en promedio, se realiz&oacute; entre los dos y tres meses del curso de la enfermedad, cuando presentaba urticaria o importante compromiso respiratorio.</p>      <p>La media de seguimiento fue 20 meses, en un rango de 12 meses y 10 a&ntilde;os. El 50% de los pacientes presentaron un curso monoc&iacute;clico; 33% polic&iacute;clico sist&eacute;mico y el 17% polic&iacute;clico articular. No se presentaron casos de monoc&iacute;clico poliarticular.</p>      <p><b>Manifestaciones inusuales de enfermedad</b></p>      <p>En 7 casos (29.16%) se present&oacute; urticaria; en 6 (25%) enfermedad pulmonar intersticial; en 4 (16.6%) meningitis as&eacute;ptica y SDRA en 4 casos (16.6%) respectivamente.</p>      <p>Fallecieron 2 pacientes (8.4%) asociados a cuadros de SDRA.</p>      <p><b>Tratamiento</b></p>      <p>Todos los pacientes recibieron esteroides a dosis de prednisolona de 30 mg/d&iacute;a y 9 de ellos (37.5%) requirieron tratamiento con pulsos de metilprednisolona. Dentro de las drogas modificadoras, el metotrexate fue el medicamento m&aacute;s usado en 15 casos (62.5%), seguido por la cloroquina sola o combinada en 11 pacientes (45.8%). 3 pacientes (12.5%) requirieron tratamiento con terapia anti TNF por pobre respuesta a la terapia convencional.</p>      <p><b>Discusi&oacute;n</b></p>      ]]></body>
<body><![CDATA[<p>Describimos 24 pacientes con ESA y comparamos sus caracter&iacute;sticas cl&iacute;nicas y de laboratorio con otras series.</p>      <p>Encontramos una alta frecuencia de manifestaciones severas y poco comunes. En ESA la presencia de brote t&iacute;pico tiene alta sensibilidad y especificidad<sup>12</sup>; sin embargo, hay informes de otras lesiones cut&aacute;neas que acompa&ntilde;an a esta enfermedad<sup>13-16</sup>. La urticaria ha sido informada como poco frecuente<sup>17-19</sup> , pero en nuestra serie se present&oacute; en el 29.6% y no se relacion&oacute; con la severidad de la enfermedad. En uno de nuestros pacientes, el estudio histopatol&oacute;gico mostr&oacute; un marcado infiltrado intersticial y perivascular de predominio neutrof&iacute;lico, sin evidencia de vasculitis y llamando la atenci&oacute;n la ausencia de eosin&oacute;filos.</p>      <p>El compromiso de sistema nervioso central (SNC) es raro. Diversas complicaciones han sido informadas: hemorragia de SNC, convulsiones, par&aacute;lisis de nervio craneal, signos piramidales transitorios, oftalmoplej&iacute;a, encefalopat&iacute;a, entre otros<sup>20-22</sup>. En el registro japon&eacute;s, 8% de los pacientes presentaron alguna manifestaci&oacute;n de SNC y 4.5% meningitis as&eacute;ptica<sup>23</sup> ; &eacute;sta se presenta con pleocitosis de predominio neutrof&iacute;lico, aumento en la proteinorraquia y glucorraquia normal, en ausencia de infecci&oacute;n.</p>      <p>Cuatro de nuestros casos se asociaron con meningitis as&eacute;ptica, todos de predominio neutrof&iacute;lico, a quienes se les descart&oacute; compromiso infeccioso concomitante, sin antecedentes de consumo de AINES, ni alteraciones imagenol&oacute;gicas. Tres casos se asociaron a episodios convulsivos, uno de ellos a estatus sin presentar finalmente secuelas neurol&oacute;gicas importantes.</p>      <p>Las manifestaciones pulmonares incluyen pleures&iacute;a, neumonitis aguda o cr&oacute;nica. El derrame pleural es generalmente exudativo, con alto contenido de neutr&oacute;filos en ausencia de infecci&oacute;n. La infiltraci&oacute;n intersticial es poco frecuente<sup>24, 25</sup> y en raros casos cuando se presenta compromiso alveolar el SDRA se puede presentar<sup>26-30</sup>. Diez pacientes (41.66%) en nuestra serie presentaron compromiso pulmonar; 24% con neumonitis intersticial y 4 (16.66%), con SDRA, con una mortalidad del 50%.</p>      <p>Presentamos una serie con manifestaciones poco usuales y severas. Creemos que este no es el curso de la ESA en nuestro medio, ya que los casos fueron tomados de hospitales de referencia, donde se presentan los casos de mayor complejidad.</p>      <p>Hay un retraso en el diagn&oacute;stico cuando las manifestaciones predominantes son poco usuales, lo cual se asocia a un inicio m&aacute;s tard&iacute;o del tratamiento y a la aparici&oacute;n de complicaciones m&aacute;s severas.</p>      <p>No se puede establecer una correlaci&oacute;n confiable entre el tratamiento recibido y el pron&oacute;stico, porque los casos m&aacute;s severos recibieron pulsos de esteroides, terapia modificadora de la enfermedad combinada o terapia biol&oacute;gica.</p>      <p><b>Conclusiones</b></p>      <p>La ESA tiene un amplio diagn&oacute;stico diferencial y en ocasiones dif&iacute;cil, a pesar de manifestaciones cl&aacute;sicas. La presencia de expresiones cl&iacute;nicas poco usuales puede retardar el diagn&oacute;stico y manejo de ESA. La ESA no es una enfermedad benigna y puede cursar con alta mortalidad cuando se asocia a manifestaciones pulmonares severas.</p>  <hr>      ]]></body>
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J Rheumatol 1990;17:1058-1063.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000106&pid=S0121-8123200900040000300023&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>24. Sampalis JS, Esdaile JM & Medsger TA. A controlled study of the long-term prognosis of adult Still's disease. American Journal of Medicine 1995; 98:384- 388.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000107&pid=S0121-8123200900040000300024&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>25. Wakai K, Ohta A, Tamakoshi A, Ohno Y, Kawamura T, Aoki R, et al. Estimated prevalence and incidence of adult Still's disease: findings by a nationwide epidemiological survey in Japan. Journal of Epidemiology 1997;7:221-225.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000108&pid=S0121-8123200900040000300025&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>26. Hirohata S, Kamoshita H, Taketani T, Maeda S. Adult Still's disease complicated with adult respiratory distress. Arch Intern Med 1986;146:2409-2410.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000109&pid=S0121-8123200900040000300026&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>27. Stoica GS, Cohen RI, Rossoff LJ. Adult Still's disease and respiratory failure in a 74 year old woman. Postgrad Med J. 2002;78:97-8.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000110&pid=S0121-8123200900040000300027&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>28. Suleiman M, Wolfovitz E, Boulman N, Levy Y. Adult onset Still's disease as a cause of ARDS and acute respiratory failure. Scand J Rheumatol 2002;31:181- 183.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000111&pid=S0121-8123200900040000300028&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>29. Cheema GS, Quismorio FP. Pulmonary involvement in adult- still's onset Still's disease. 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<article-title xml:lang="en"><![CDATA[Adult Still's disease: recognition of a clinical syndrome and recent experience]]></article-title>
<source><![CDATA[West J Med]]></source>
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<article-title xml:lang="en"><![CDATA[Adult-onset Still's disease; clinical and laboratory features, treatment and progress of 45 cases]]></article-title>
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