<?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>2182-5173</journal-id>
<journal-title><![CDATA[Revista Portuguesa de Medicina Geral e Familiar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Port Med Geral Fam]]></abbrev-journal-title>
<issn>2182-5173</issn>
<publisher>
<publisher-name><![CDATA[Associação Portuguesa de Medicina Geral e Familiar]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2182-51732013000100006</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Efectividade das infiltrações de corticosteróides nas doenças reumáticas peri-articulares: uma revisão baseada na evidência]]></article-title>
<article-title xml:lang="en"><![CDATA[Corticosteroid injections for periarticular rheumatic diseases: an evidence-based review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[Ana Rita]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrapiço]]></surname>
<given-names><![CDATA[Eunice]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pimentão]]></surname>
<given-names><![CDATA[José Bravo]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,ACES Cascais USF Marginal ]]></institution>
<addr-line><![CDATA[Cascais ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Centro Hospitalar Lisboa Ocidental Hospital Egas Moniz Serviço de Reumatologia]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>01</month>
<year>2013</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>01</month>
<year>2013</year>
</pub-date>
<volume>29</volume>
<numero>1</numero>
<fpage>38</fpage>
<lpage>52</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2182-51732013000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2182-51732013000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2182-51732013000100006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Introdução: As doenças reumáticas peri-articulares são muito prevalentes, têm um elevado peso económico e social e são causa frequente de consultas de medicina geral e familiar. As infiltrações de corticosteróides são importantes adjuvantes no tratamento das doenças reumáticas e podem ser realizadas pelo médico de família com as competências necessárias. Objectivo: Rever a evidência sobre a efectividade das infiltrações de corticosteróides em várias doenças reumáticas peri-articulares. Fontes de dados: Cochrane Library, Best Practice, Clinical Evidence, Essential Evidence Plus e MEDLINE. Métodos de revisão: Para cada uma das doenças seleccionadas para a revisão (síndroma do túnel cárpico, epicondilite, doença de De Quervain, dedo em gatilho, ombro doloroso, bursite trocantérica e bursite anserina) foi feita uma pesquisa sistemática de revisões sistemáticas, ensaios clínicos aleatorizados e controlados e normas de orientação clínica. As pesquisas foram realizadas em Março de 2011, utilizando como critérios de elegibilidade: (1) população de doentes com o diagnóstico; (2) intervenção com infiltração de corticosteróides versus ausência de tratamento, placebo ou outros tratamentos; (3) resultados de efectividade orientados para o doente; (4) data de publicação não anterior a 2000. Foram excluídos os estudos não acessíveis em texto integral. Resultados: Foram incluídos 38 estudos. Na síndroma do túnel cárpico a infiltração é mais efectiva que o placebo. Na epicondilite a infiltração é benéfica na redução dos sintomas a curto-prazo. Na doença de De Quervain recomenda-se incluir a infiltração no tratamento inicial. No dedo em gatilho a infiltração é efectiva e aparentemente segura versus placebo. No ombro não é possível tirar conclusões firmes. Na bursite trocantérica existe uma recomendação fraca para a infiltração. Não foram obtidos resultados na bursite anserina. Conclusão: As infiltrações de corticosteróides mostraram-se efectivas no tratamento de várias doenças reumáticas peri-articulares. No entanto, verificam-se diferenças consideráveis na magnitude e duração dos efeitos terapêuticos, o que invalida conclusões generalizadas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Introduction: Periarticular rheumatic diseases are common and cause a significant economic and social burden. They are frequent causes of visits to family doctors. Corticosteroid injections are important adjuvants in the treatment of rheumatic diseases. They can be performed by doctors with the necessary skills. The aim of this paper is to review the evidence for the effectiveness of corticosteroid injections in seven common periarticular rheumatic diseases. Methodology: We selected seven common periarticular rheumatic diseases for review: carpal tunnel syndrome, epicondylitis, De Quervain’s disease, trigger finger, shoulder pain, trochanteric bursitis, and anserine bursitis. A systematic search for systematic reviews, randomized controlled trials and clinical guidelines was conducted for each condition. The searches were done in March 2011 for papers with the following eligibility criteria: (1) a population of patients diagnosed with one of the selected rheumatic diseases, (2) an intervention with corticosteroid injection versus no treatment, placebo or other treatments, (3) patient-oriented outcomes regarding effectiveness, (4) publication in or after 2000. We excluded studies not available in full text. Results: Thirty-six studies were included in this review. For carpal tunnel syndrome, corticosteroid injection was found to be more effective than placebo. Corticosteroid infiltration is also beneficial in reducing symptoms in the short-term for epicondylitis. In de Quervain’s disease, corticosteroid infiltration is recommended as the initial treatment. For trigger finger, infiltration is effective and safe compared to placebo. Is was not possible to make clear recommendations for corticosteroid injections for shoulder pain. For trochanteric bursitis, there is weak evidence for the use of infiltration. No eligible studies were found to evaluate the effectiveness of corticosteroid injection for anserine bursitis. Conclusion: The infiltration of corticosteroids steroids proved effective in treating four of the seven periarticular rheumatic diseases chosen for this review. There are considerable differences in the magnitude and duration of therapeutic effects in different conditions which makes it impossible to generalize regarding the effectiveness of corticosteroid injection for all periarticular rheumatic diseases.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Infiltrações]]></kwd>
<kwd lng="pt"><![CDATA[Corticosteróides]]></kwd>
<kwd lng="pt"><![CDATA[Efectividade]]></kwd>
<kwd lng="pt"><![CDATA[Doença Reumática]]></kwd>
<kwd lng="pt"><![CDATA[Periartrite]]></kwd>
<kwd lng="en"><![CDATA[Injections]]></kwd>
<kwd lng="en"><![CDATA[Corticosteroid]]></kwd>
<kwd lng="en"><![CDATA[Effectiveness]]></kwd>
<kwd lng="en"><![CDATA[Rheumatic Disease]]></kwd>
<kwd lng="en"><![CDATA[Periarthritis]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><b>REVIS&#213;ES</b></p>       <p><font size="4"><b>Efectividade das infiltra&#231;&#245;es de     corticoster&#243;ides nas doen&#231;as reum&#225;ticas peri-articulares: uma revis&#227;o baseada     na evid&#234;ncia</b></font></p>       <p><font size="3"><b>Corticosteroid   injections for periarticular rheumatic diseases: an evidence-based review</b></font></p>       <p><b>Ana Rita Ferreira,* Eunice Carrapi&#231;o,* Jos&#233;     Bravo Piment&#227;o**</b></p>       <p>*Interna de     Medicina Geral e Familiar USF Marginal (ACES Cascais)</p>       <p>**M&#233;dico     respons&#225;vel pelo Sector de T&#233;cnicas do Servi&#231;o de Reumatologia, Hospital Egas     Moniz (Centro Hospitalar Lisboa Ocidental)</p>         <p><a href="#c0">Endere&ccedil;o para correspond&ecirc;ncia</a> | <a href="#c0">Direcci&oacute;n para correspondencia</a> | <a href="#c0">Correspondence</a><a name="topc0"></a></p> <hr/>     <p>&nbsp;</p>      <p><b>RESUMO</b></p>       <p><b>Introdu&#231;&#227;o:</b> As doen&#231;as reum&#225;ticas     peri-articulares s&#227;o muito prevalentes, t&#234;m um elevado peso econ&#243;mico e social     e s&#227;o causa frequente de consultas de medicina geral e familiar. As     infiltra&#231;&#245;es de corticoster&#243;ides s&#227;o importantes adjuvantes no tratamento das     doen&#231;as reum&#225;ticas e podem ser realizadas pelo m&#233;dico de fam&#237;lia com as     compet&#234;ncias necess&#225;rias.</p>       ]]></body>
<body><![CDATA[<p><b>Objectivo:</b> Rever a evid&#234;ncia sobre a     efectividade das infiltra&#231;&#245;es de corticoster&#243;ides em v&#225;rias doen&#231;as reum&#225;ticas     peri-articulares.</p>       <p><b>Fontes de dados:</b> <i>Cochrane Library, Best Practice, Clinical Evidence, Essential Evidence     Plus</i> e <i>MEDLINE.</i></p>       <p><b>M&#233;todos de revis&#227;o:</b> Para cada uma das     doen&#231;as seleccionadas para a revis&#227;o (s&#237;ndroma do t&#250;nel c&#225;rpico, epicondilite,     doen&#231;a de <i>De Quervain,</i> dedo em     gatilho, ombro doloroso, bursite trocant&#233;rica e bursite anserina) foi feita uma     pesquisa sistem&#225;tica de revis&#245;es sistem&#225;ticas, ensaios cl&#237;nicos aleatorizados e     controlados e normas de orienta&#231;&#227;o cl&#237;nica. As pesquisas foram realizadas em     Mar&#231;o de 2011, utilizando como crit&#233;rios de elegibilidade: (1) popula&#231;&#227;o de     doentes com o diagn&#243;stico; (2) interven&#231;&#227;o com infiltra&#231;&#227;o de corticoster&#243;ides <i>versus</i> aus&#234;ncia de tratamento, placebo     ou outros tratamentos; (3) resultados de efectividade orientados para o doente;     (4) data de publica&#231;&#227;o n&#227;o anterior a 2000. Foram exclu&#237;dos os estudos n&#227;o     acess&#237;veis em texto integral.</p>       <p><b>Resultados:</b> Foram inclu&#237;dos 38 estudos.     Na s&#237;ndroma do t&#250;nel c&#225;rpico a infiltra&#231;&#227;o &#233; mais efectiva que o placebo. Na     epicondilite a infiltra&#231;&#227;o &#233; ben&#233;fica na redu&#231;&#227;o dos sintomas a curto-prazo. Na     doen&#231;a de <i>De Quervain</i> recomenda-se     incluir a infiltra&#231;&#227;o no tratamento inicial. No dedo em gatilho a infiltra&#231;&#227;o &#233;     efectiva e aparentemente segura <i>versus</i> placebo. No ombro n&#227;o &#233; poss&#237;vel tirar conclus&#245;es firmes. Na bursite     trocant&#233;rica existe uma recomenda&#231;&#227;o fraca para a infiltra&#231;&#227;o. N&#227;o foram     obtidos resultados na bursite anserina.</p>       <p><b>Conclus&#227;o:</b> As infiltra&#231;&#245;es de     corticoster&#243;ides mostraram-se efectivas no tratamento de v&#225;rias doen&#231;as     reum&#225;ticas peri-articulares. No entanto, verificam-se diferen&#231;as consider&#225;veis     na magnitude e dura&#231;&#227;o dos efeitos terap&#234;uticos, o que invalida conclus&#245;es     generalizadas.</p>       <p><b>Palavras-chave:</b> Infiltra&#231;&#245;es;     Corticoster&#243;ides; Efectividade; Doen&#231;a Reum&#225;tica; Periartrite.</p>     <hr/>     <p>&nbsp;</p>       <p><b>ABSTRACT</b></p>       <p><b>Introduction:</b> Periarticular rheumatic     diseases are common and cause a significant economic and social burden. They     are frequent causes of visits to family doctors. Corticosteroid injections are     important adjuvants in the treatment of rheumatic diseases. They can be     performed by doctors with the necessary skills. The aim of this paper is to     review the evidence for the effectiveness of corticosteroid injections in seven     common periarticular rheumatic diseases.</p>       <p><b>Methodology:</b> We selected seven common     periarticular rheumatic diseases for review: carpal tunnel syndrome, epicondylitis, <i>De Quervain&#8217;s</i> disease, trigger     finger, shoulder pain, trochanteric bursitis, and anserine bursitis. A     systematic search for systematic reviews, randomized controlled trials and     clinical guidelines was conducted for each condition. The searches were done in     March 2011 for papers with the following eligibility criteria: (1) a population     of patients diagnosed with one of the selected rheumatic diseases, (2) an     intervention with corticosteroid injection versus no treatment, placebo or     other treatments, (3) patient-oriented outcomes regarding effectiveness, (4)     publication in or after 2000. We excluded studies not available in full text.</p>       ]]></body>
<body><![CDATA[<p><b>Results:</b> Thirty-six studies were     included in this review. For carpal tunnel syndrome, corticosteroid injection     was found to be more effective than placebo. Corticosteroid infiltration is     also beneficial in reducing symptoms in the short-term for epicondylitis. In de     Quervain&#8217;s disease, corticosteroid infiltration is recommended as the initial     treatment. For trigger finger, infiltration is effective and safe compared to     placebo. Is was not possible to make clear recommendations for corticosteroid     injections for shoulder pain. For trochanteric bursitis, there is weak evidence     for the use of infiltration. No eligible studies were found to evaluate the     effectiveness of corticosteroid injection for anserine bursitis.</p>       <p><b>Conclusion:</b> The infiltration of     corticosteroids steroids proved effective in treating four of the seven     periarticular rheumatic diseases chosen for this review. There are considerable     differences in the magnitude and duration of therapeutic effects in different     conditions which makes it impossible to generalize regarding the effectiveness     of corticosteroid injection for all periarticular rheumatic diseases.</p>       <p><b>Keywords:</b> Injections; Corticosteroid;     Effectiveness; Rheumatic Disease; Periarthritis.</p>     <hr/>     <p>&nbsp;</p>       <p><b>Introdu&#231;&#227;o</b></p>       <p>Em Portugal     as doen&#231;as reum&#225;ticas t&#234;m um elevado peso econ&#243;mico e social e s&#227;o causa de     16-23% das consultas em cuidados de sa&#250;de prim&#225;rios (CSP).<sup>1</sup> Os     sintomas m&#250;sculo-esquel&#233;ticos traduzem, em muitos casos, les&#245;es     m&#250;sculo-esquel&#233;ticas relacionadas com o trabalho (LMERT).<sup>2</sup> As LMERT     t&#234;m uma elevada preval&#234;ncia em Portugal, identificando-se factores de risco de     natureza ergon&#243;mica (como movimentos repetidos, levantamento e transporte de     cargas), organizacional (como horas ou ritmos de trabalho excessivos) e     individual (como o tabagismo e a obesidade).<sup>1,2</sup></p>       <p>As     infiltra&#231;&#245;es m&#250;sculo-esquel&#233;ticas s&#227;o consideradas importantes adjuvantes na     abordagem da doen&#231;a articular e peri-articular, nomeadamente das LMERT.<sup>3,4</sup> Actualmente, em Portugal, as infiltra&#231;&#245;es m&#250;sculo-esquel&#233;ticas s&#227;o     maioritariamente realizadas em cuidados de sa&#250;de secund&#225;rios (CSS) ou em     medicina privada praticada por reumatologistas ou ortopedistas. N&#227;o obstante,     v&#225;rios autores consideram que as t&#233;cnicas de infiltra&#231;&#227;o m&#250;sculo-esquel&#233;tica     poder&#227;o ser executadas de forma efectiva pelo m&#233;dico de fam&#237;lia,     reconhecendo-se v&#225;rias vantagens na realiza&#231;&#227;o destas t&#233;cnicas em cuidados de     sa&#250;de prim&#225;rios.<sup>3,4</sup></p>       <p>No contexto da     implementa&#231;&#227;o do projecto &#171;Terap&#234;utica por infiltra&#231;&#227;o local com     corticoster&#243;ides nas doen&#231;as reum&#225;ticas peri-articulares na USF Marginal&#187;, que     teve como objectivo tornar dispon&#237;vel aos utentes esta op&#231;&#227;o de tratamento, foi     feita uma revis&#227;o baseada na evid&#234;ncia sobre efectividade das infiltra&#231;&#245;es de     corticoster&#243;ides em v&#225;rias doen&#231;as reum&#225;ticas peri-articulares.</p>       <p><b>M&#233;todos</b></p>       <p>Foi     realizada uma pesquisa sistem&#225;tica entre 20 e 25 de Mar&#231;o de 2011, nas bases de     dados <i>Cochrane Library, Best Practice</i> e <i>Essential Evidence Plus,</i> <i>MEDLINE</i> e <i>Clinical Evidence,</i> de revis&#245;es sistem&#225;ticas (RS), normas de     orienta&#231;&#227;o cl&#237;nica (NOC) e ensaios cl&#237;nicos aleatorizados e controlados (ECA)     n&#227;o inclu&#237;dos nas RS, com data de publica&#231;&#227;o n&#227;o anterior a 2000, utilizando os     termos <i>MeSH &#171;carpal tunnel syndrome&#187;,     &#171;tennis elbow&#187;, &#171;De Quervain disease&#187;, &#171;trigger finger&#187;, &#171;shoulder pain&#187;,     &#171;trochanteric&#187;, &#171;bursitis&#187;, &#171;anserine&#187;</i> e <i>&#171;corticosteroid injection&#187;.</i></p>       ]]></body>
<body><![CDATA[<p>Utilizaram-se     os seguintes crit&#233;rios de elegibilidade: popula&#231;&#227;o de doentes com o diagn&#243;stico     de s&#237;ndroma do t&#250;nel c&#225;rpico, epicondilite, doen&#231;a de <i>De Quervain,</i> dedo em gatilho, ombro doloroso, bursite trocant&#233;rica     ou bursite anserina, independentemente dos crit&#233;rios de diagn&#243;stico utilizados,     idade, g&#233;nero e doen&#231;as associadas; interven&#231;&#227;o terap&#234;utica com infiltra&#231;&#227;o     peri-articular de corticoster&#243;ide (independentemente do corticoster&#243;ide, dose,     t&#233;cnica e associa&#231;&#227;o a anest&#233;sico) <i>versus</i> aus&#234;ncia de tratamento, placebo ou outros tratamentos; resultados orientados     para o doente (como altera&#231;&#227;o dos sintomas, fun&#231;&#227;o, qualidade de vida,     satisfa&#231;&#227;o e absentismo laboral); data de publica&#231;&#227;o n&#227;o anterior a 2000.</p>       <p>Para os     crit&#233;rios de elegibilidade foram escolhidas as doen&#231;as reum&#225;ticas     peri-articulares mais frequentes na popula&#231;&#227;o geral e em que a infiltra&#231;&#227;o com     corticoster&#243;ide seja utilizada como recurso terap&#234;utico na pr&#225;tica cl&#237;nica em     Portugal.<sup>2</sup></p>       <p>Para cada     uma das doen&#231;as reum&#225;ticas peri-articulares que integram esta revis&#227;o foi feita     uma pesquisa sistem&#225;tica independente por um dos autores, o qual tamb&#233;m foi     respons&#225;vel pela selec&#231;&#227;o e an&#225;lise dos resultados obtidos. Os resumos foram     seleccionados tendo em conta os crit&#233;rios de inclus&#227;o, sendo posteriormente     reunidos os artigos em texto integral referentes aos t&#237;tulos e resumos     seleccionados. Foram exclu&#237;dos os estudos que n&#227;o cumpriam os crit&#233;rios de     elegibilidade ou n&#227;o acess&#237;veis em texto integral.</p>       <p>Os     resultados foram classificados de acordo com a taxonomia <i>Strength of Recommendation Taxonomy (SORT).</i><sup>5</sup> As NOC     foram classificadas de acordo com a sua metodologia com base na classifica&#231;&#227;o     adoptada pelo Centro de Estudos de Medicina Baseada na Evid&#234;ncia da Faculdade     de Medicina de Lisboa.<sup>6</sup></p>       <p><b>Resultados</b></p>       <p>Nas sete     pesquisas sistem&#225;ticas realizadas independentemente para cada doen&#231;a reum&#225;tica     peri-articular foram encontrados 515 resultados, dos quais foram selecionados     44 para leitura.</p>       <p>Destes,     foram exclu&#237;das duas NOC, por n&#227;o terem sido acess&#237;veis em texto integral, dois     ensaios cl&#237;nicos, por n&#227;o serem claros os processos de aleatoriza&#231;&#227;o e     oculta&#231;&#227;o, e um ECA por n&#227;o cumprir o crit&#233;rio de elegibilidade relativo &#224;     interven&#231;&#227;o terap&#234;utica. Foram, assim, inclu&#237;dos 39 resultados (<a href="#q1">Quadro I</a>), que     correspondem a 36 artigos diferentes (porque tr&#234;s dos artigos foram resultado em mais do que uma revis&#227;o).</p>       <p>&nbsp;</p>    <p align="center"><a name="q1"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q1.jpg"/></p>    
<p>&nbsp;</p>       ]]></body>
<body><![CDATA[<p>Quanto &#224;     s&#237;ndroma do t&#250;nel c&#225;rpico (STC) (<a href="#q2">Quadro II</a>), a infiltra&#231;&#227;o local de     corticoster&#243;ide &#233; mais efectiva que o placebo ap&#243;s um m&#234;s (For&#231;a de     Recomenda&#231;&#227;o (FR) A) e parece promover uma maior melhoria cl&#237;nica do que os     corticoster&#243;ides orais at&#233; aos 3 meses (FR A) e do que uma injec&#231;&#227;o intramuscular de corticoster&#243;ide at&#233; 1 m&#234;s (FR B).<sup>7-12</sup></p>       <p>&nbsp;</p>    <p align="center"><a name="q2"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q2.jpg"/></p>    
<p>&nbsp;</p>       <p>Embora     pare&#231;a haver uma tend&#234;ncia de redu&#231;&#227;o ao longo do tempo, n&#227;o se sabe com     certeza quanto tempo dura o efeito ben&#233;fico da infiltra&#231;&#227;o de corticoster&#243;ide e     se h&#225; possibilidade de conseguir um al&#237;vio permanente.<sup>8</sup></p>       <p>A revis&#227;o da <i>Cochrane Database</i> incluiu dois ECA     que compararam a infiltra&#231;&#227;o local de corticoster&#243;ide com a cirurgia no     tratamento do STC. Estes estudos foram classificados como de boa qualidade nos     par&#226;metros aloca&#231;&#227;o, crit&#233;rios de diagn&#243;stico e diferen&#231;as de base,     apresentando limita&#231;&#245;es na oculta&#231;&#227;o (n&#227;o realizada ou inadequada). Os     resultados n&#227;o favorecem, de forma clara, uma interven&#231;&#227;o sobre a outra,<sup>13</sup> o que significa que n&#227;o se pode concluir atrav&#233;s da evid&#234;ncia actual sobre a     efectividade da infiltra&#231;&#227;o local de corticoster&#243;ide <i>versus</i> cirurgia no tratamento do STC, sendo necess&#225;rios mais     estudos. De salientar que, em termos de complica&#231;&#245;es do tratamento, estas     poder&#227;o ser superiores no grupo da cirurgia comparativamente a tratamentos n&#227;o     cir&#250;rgicos.<sup>13</sup></p>       <p>As normas de     orienta&#231;&#227;o cl&#237;nica inclu&#237;das nesta revis&#227;o sugerem a op&#231;&#227;o infiltra&#231;&#227;o de     corticoster&#243;ide, antes de considerar a cirurgia, se a doen&#231;a for ligeira a     moderada.<sup>14-17</sup></p>       <p>Em rela&#231;&#227;o &#224;     epicondilite (<a href="#q3">Quadro III</a>), existe forte evid&#234;ncia de que a infiltra&#231;&#227;o de     corticoster&#243;ide &#233; ben&#233;fica na redu&#231;&#227;o dos sintomas a curto-prazo, sendo     claramente superior &#224; aus&#234;ncia de tratamento, ao uso de anti-inflamat&#243;rios n&#227;o     ester&#243;ides (AINE), a tratamentos de medicina f&#237;sica e de reabilita&#231;&#227;o e ao uso de ort&#243;teses (FR A).<sup>18-21</sup></p>       <p>&nbsp;</p>    <p align="center"><a name="q3"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q3.jpg"/></p>    
]]></body>
<body><![CDATA[<p>&nbsp;</p>       <p>No entanto,     v&#225;rios ensaios cl&#237;nicos de elevada qualidade e consistentes mostraram revers&#227;o     dos efeitos com o tempo, sugerindo que a infiltra&#231;&#227;o de corticoster&#243;ide &#233; menos     ben&#233;fica do que outros tratamentos conservadores a m&#233;dio-longo prazo (FR A).<sup>18-22</sup></p>       <p>A diferen&#231;a     entre os efeitos demonstrados a curto, m&#233;dio e longo prazo contribui para     explicar a inconsist&#234;ncia observada nas normas de orienta&#231;&#227;o cl&#237;nica.<sup>23-25</sup></p>       <p>Na pr&#225;tica     cl&#237;nica, a infiltra&#231;&#227;o de corticoster&#243;ide &#233; frequentemente prescrita em     combina&#231;&#227;o com anti-inflamat&#243;rios ou agentes f&#237;sicos (fisioterapia), embora     ainda n&#227;o tenham sido demonstradas diferen&#231;as de efectividade com estas     co-interven&#231;&#245;es. Duas das RS inclu&#237;das real&#231;am a necessidade de realizar     estudos de tamanho suficiente para avaliar se os agentes f&#237;sicos poder&#227;o     reduzir a recorr&#234;ncia associada &#224; infiltra&#231;&#227;o de corticoster&#243;ide.<sup>20,21</sup></p>       <p>Tendo em     conta que as tendinopatias t&#234;m escassa patog&#233;nese inflamat&#243;ria, a investiga&#231;&#227;o     recente tem estudado a injec&#231;&#227;o de outras subst&#226;ncias para al&#233;m do     corticoster&#243;ide. O ECA inclu&#237;do sobre epicondilite comparou a injec&#231;&#227;o de     toxina botul&#237;nica com a infiltra&#231;&#227;o de corticoster&#243;ide e mostrou a     superioridade deste &#224;s quatro semanas e aus&#234;ncia de diferen&#231;as significativas     &#224;s oito e doze semanas. Alguns ECA, de toxina contra placebo, t&#234;m mostrado     benef&#237;cio da toxina mas os resultados n&#227;o foram consistentes.<sup>22</sup></p>       <p>Quanto &#224;     efectividade da infiltra&#231;&#227;o de corticoster&#243;ide na doen&#231;a de <i>De Quervain</i> (<a href="#q4">Quadro IV</a>), as duas RS     inclu&#237;das basearam-se em apenas um ensaio cl&#237;nico controlado que comparou     infiltra&#231;&#227;o de metilprednisolona com a utiliza&#231;&#227;o de tala em mulheres gr&#225;vidas     e pu&#233;rperas. Este estudo mostrou uma superioridade clara da infiltra&#231;&#227;o de corticoster&#243;ide     (N&#250;mero Necess&#225;rio de Tratar para Benef&#237;cio (NNT)= 1) mas, sendo um estudo de     baixa qualidade (com um n&#250;mero pequeno de participantes e apenas gr&#225;vidas ou     pu&#233;rperas, pouco tempo de dura&#231;&#227;o, limita&#231;&#245;es metodol&#243;gicas), a aplicabilidade pr&#225;tica foi considerada limitada.<sup>8,26</sup></p>       <p>&nbsp;</p>    <p align="center"><a name="q4"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q4.jpg"/></p>    
<p>&nbsp;</p>       <p>Posteriormente,     foi publicado um ECA controlado que pretendeu estudar a efectividade da     infiltra&#231;&#227;o de corticoster&#243;ide contra placebo na doen&#231;a de <i>De Quervain,</i> em CSP. Metodologicamente tratou-se de um ensaio de     boa qualidade &#8211; em que os processos de aleatoriza&#231;&#227;o, aloca&#231;&#227;o e     oculta&#231;&#227;o, o seguimento, as caracter&#237;sticas de base e as medi&#231;&#245;es utilizadas     foram adequados, apontando-se como limita&#231;&#227;o o facto de n&#227;o ter sido atingido o     n&#250;mero planeado de participantes.<sup>27</sup></p>       ]]></body>
<body><![CDATA[<p>Este estudo     mostrou que uma ou duas infiltra&#231;&#245;es de acetonido de triancinolona<a href="#1"><sup>1</sup></a><a name="top1"></a> 10 mg/ml, fornecidas pelo m&#233;dico de fam&#237;lia, causam uma maior melhoria     sintom&#225;tica do que o placebo (NNT=2). Os doentes que tiveram melhoria com o     corticoster&#243;ide foram seguidos num estudo coorte de 12 meses que mostrou     manuten&#231;&#227;o dos benef&#237;cios na maioria dos par&#226;metros avaliados. Assim, neste     estudo sugere-se que a infiltra&#231;&#227;o de corticoster&#243;ide seja utilizada como     tratamento inicial na doen&#231;a de <i>De     Quervain,</i> referenciando-se para cirurgia em caso de resposta insuficiente     ou recorr&#234;ncia.<sup>27</sup></p>       <p>As sugest&#245;es     cl&#237;nicas apontadas por estes dois ECA s&#227;o consistentes com a norma de     orienta&#231;&#227;o cl&#237;nica inclu&#237;da nesta revis&#227;o, que apoia a recomenda&#231;&#227;o de     tratamento conservador inicial, podendo utilizar-se a infiltra&#231;&#227;o com     corticoster&#243;ide para al&#233;m da evic&#231;&#227;o de movimentos provocadores de dor e a     imobiliza&#231;&#227;o com tala como forma de tratar os sintomas da doen&#231;a de <i>De Quervain</i> (FR B).<sup>28</sup></p>       <p>Em rela&#231;&#227;o     ao tratamento do dedo em gatilho no adulto (<a href="#q5">Quadro V</a>), a revis&#227;o da <i>Cochrane Database</i> inclui dois ensaios     cl&#237;nicos sobre infiltra&#231;&#227;o de corticoster&#243;ide com lidoca&#237;na <i>versus</i> infiltra&#231;&#227;o de lidoca&#237;na que,     apesar da baixa qualidade metodol&#243;gica, t&#234;m resultados consistentes no sentido     da efectividade da infiltra&#231;&#227;o de corticoster&#243;ide, com efeitos terap&#234;uticos de     dimens&#227;o consider&#225;vel &#224;s quatro semanas (NNT=3) e mantidos aos quatro meses.<sup>29</sup> As implica&#231;&#245;es pr&#225;ticas destes resultados s&#227;o limitadas pela qualidade dos     estudos, pela realiza&#231;&#227;o em CSS, pelo limite temporal de quatro meses e pela     inexist&#234;ncia de ECA que comparem directamente a infiltra&#231;&#227;o de corticoster&#243;ide     com cirurgia ou tala &#224; data da revis&#227;o. N&#227;o obstante, sendo uma modalidade de     tratamento f&#225;cil de aplicar, com menos custos e menos invasiva que a cirurgia,     os autores consideram que possa ser considerada em primeira linha.<sup>29</sup></p>       <p>&nbsp;</p>    <p align="center"><a name="q5"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q5.jpg"/></p>    
<p>&nbsp;</p>       <p>A segunda     revis&#227;o sistem&#225;tica sobre dedo em gatilho incluiu, para al&#233;m dos dois ensaios     cl&#237;nicos j&#225; referidos, outros dois estudos: um sobre a infiltra&#231;&#227;o de     corticoster&#243;ide <i>versus</i> cirurgia de     liberta&#231;&#227;o percut&#226;nea com a infiltra&#231;&#227;o de corticoster&#243;ide (sucesso terap&#234;utico     47% <i>versus</i> 91%) e um outro sobre     corticoster&#243;ide intra-tendinoso <i>versus</i> corticoster&#243;ide subcut&#226;neo (sem diferen&#231;as significativas nos resultados).     Devido &#224;s limita&#231;&#245;es metodol&#243;gicas da revis&#227;o os resultados devem ser     interpretados cuidadosamente.<sup>30</sup></p>       <p>Posteriormente     &#224; publica&#231;&#227;o das duas RS, foi publicado um ECA de boa qualidade, realizado em     CSP, que mostrou efectividade superior da infiltra&#231;&#227;o de corticoster&#243;ide contra     placebo (com NNT=4) a curto prazo e manuten&#231;&#227;o dos efeitos ben&#233;ficos durante o     per&#237;odo de seguimento de 12 meses, sem efeitos adversos importantes.<sup>31</sup></p>       <p>Assim, pode     concluir-se que existe evid&#234;ncia de boa qualidade proveniente de um ECA     (consistente com estudos de baixa qualidade anteriores) de que a infiltra&#231;&#227;o de     corticoster&#243;ide &#233; efectiva e aparentemente segura no tratamento do dedo em     gatilho quando comparada com placebo (FR B), sendo proposta como tratamento de     primeira linha.<sup>31,32</sup></p>       <p>De notar que     um ECA inclu&#237;do nesta revis&#227;o mostrou que a efectividade das infiltra&#231;&#245;es     parece ser menor na subpopula&#231;&#227;o dos doentes diab&#233;ticos (principalmente     naqueles com manifesta&#231;&#245;es sist&#233;micas), sendo mais prov&#225;vel que estes     necessitem de cirurgia.<sup>33</sup></p>       ]]></body>
<body><![CDATA[<p>Em rela&#231;&#227;o &#224;     efectividade da infiltra&#231;&#227;o de corticoster&#243;ide no ombro doloroso (<a href="#q6">Quadro VI</a>),     com base nos estudos seleccionados n&#227;o &#233; poss&#237;vel tirar conclus&#245;es firmes sobre     o benef&#237;cio a curto ou longo prazo da infiltra&#231;&#227;o. H&#225; pouca evid&#234;ncia para suportar ou refutar a efectividade deste tratamento.<sup>34-41</sup></p>       <p>&nbsp;</p>    <p align="center"><a name="q6"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q6.jpg"/></p>    
<p>&nbsp;</p>       <p>Desconhece-se     se a infiltra&#231;&#227;o com corticoster&#243;ide &#233; mais efectiva do que os AINE ou os     tratamentos de medicina f&#237;sica e de reabilita&#231;&#227;o.<sup>21,34,36,37</sup></p>       <p>As     infiltra&#231;&#245;es subacromiais com corticoster&#243;ide podem ajudar a controlar a dor,     facilitando os tratamentos de medicina f&#237;sica e de reabilita&#231;&#227;o.<sup>41</sup></p>       <p>Na periartrite     calcificante a infiltra&#231;&#227;o no ponto subacromial poder&#225; ser considerada como     tratamento de primeira linha.<sup>39</sup></p>       <p>A     infiltra&#231;&#227;o poder&#225; ser repetida uma a tr&#234;s vezes em intervalos n&#227;o inferiores a     tr&#234;s semanas.<sup>39,40</sup></p>       <p>Em rela&#231;&#227;o &#224;     efectividade da infiltra&#231;&#227;o de corticoster&#243;ide na bursite trocant&#233;rica (<a href="#q7">Quadro VII</a>), foram inclu&#237;das apenas duas NOC.<sup>41,42</sup> Ambas consideram que a     infiltra&#231;&#227;o com corticoster&#243;ide e anest&#233;sico &#233; uma op&#231;&#227;o terap&#234;utica &#250;til, que     apresenta frequentemente bons resultados. Uma das NOC recomenda a infiltra&#231;&#227;o     como tratamento de escolha para a dor trocant&#233;rica.<sup>41</sup></p>       <p>&nbsp;</p>    ]]></body>
<body><![CDATA[<p align="center"><a name="q7"></a><img src="/img/revistas/rpmgf/v29n1/29n1a06q7.jpg"/></p>    
<p>&nbsp;</p>     Quanto &#224; revis&#227;o da efectividade da infiltra&#231;&#227;o com corticoster&#243;ide na bursite anserina, nenhum dos artigos obtidos na pesquisa cumpriu os crit&#233;rios de elegibilidade. S&#227;o necess&#225;rios estudos de boa qualidade metodol&#243;gica.     <p><b>Conclus&#227;o</b></p>       <p>Com base nos     resultados desta revis&#227;o, os autores fazem as seguintes sugest&#245;es de actua&#231;&#227;o     para o tratamento pelo m&#233;dico de fam&#237;lia de utentes com doen&#231;as reum&#225;ticas     peri-articulares numa unidade de sa&#250;de de CSP em que esteja dispon&#237;vel a op&#231;&#227;o     terap&#234;utica infiltra&#231;&#227;o peri-articular de corticoster&#243;ide:</p>       <p>1. No doente     com s&#237;ndroma do t&#250;nel c&#225;rpico de gravidade ligeira a moderada, ap&#243;s modifica&#231;&#227;o     de actividade, ponderar a infiltra&#231;&#227;o de corticoster&#243;ide antes de referenciar o     doente para cirurgia (n&#227;o &#233; claro se a cirurgia &#233; mais efectiva do que a     infiltra&#231;&#227;o mas &#233; mais prov&#225;vel que a cirurgia cause efeitos adversos).</p>       <p>2. No doente     com epicondilite, ponderar infiltra&#231;&#227;o de corticoster&#243;ide se a sintomatologia     for grave e n&#227;o melhorar ap&#243;s quatro semanas de tratamento conservador (melhora     os sintomas a curto prazo mas os efeitos revertem com o tempo); se necess&#225;rio repetir     a infiltra&#231;&#227;o algumas semanas ap&#243;s a primeira.</p>       <p>3. No doente     com tenossinovite de <i>De Quervain,</i> pode utilizar-se como primeira linha a infiltra&#231;&#227;o de corticoster&#243;ide, para     al&#233;m das altera&#231;&#245;es de adapta&#231;&#227;o ergon&#243;mica e do uso de tala.</p>       <p>4. No doente     com dedo em gatilho, considerar como primeira linha a terap&#234;utica com     infiltra&#231;&#227;o de corticoster&#243;ide; se necess&#225;rio pode repetir-se a infiltra&#231;&#227;o     ap&#243;s um intervalo de pelo menos quatro semanas.</p>       <p>5. No doente     com dor no ombro, ponderar a infiltra&#231;&#227;o de corticoster&#243;ide. Considerar como     primeira linha se os sintomas limitam os exerc&#237;cios de reabilita&#231;&#227;o e na     bursite c&#225;lcica.</p>       <p>6. No doente     com bursite trocant&#233;rica, propor como tratamento de primeira linha a     infiltra&#231;&#227;o de corticoster&#243;ide. Se a primeira infiltra&#231;&#227;o n&#227;o aliviar a dor, o     tratamento pode ser repetido.</p>       ]]></body>
<body><![CDATA[<p>7. Em     rela&#231;&#227;o &#224; bursite anserina, h&#225; escassa evid&#234;ncia e resultados discordantes     sobre efectividade da infiltra&#231;&#227;o de corticoster&#243;ide pelo que se sugere avaliar     caso a caso a rela&#231;&#227;o risco-benef&#237;cio do procedimento.</p>     <p>&nbsp;</p>       <p><b>REFER&#202;NCIAS     BIBLIOGR&#193;FICAS</b></p>       <p>1. Direc&#231;&#227;o     Geral de Sa&#250;de. Programa Nacional contra as Doen&#231;as Reum&#225;ticas; Despacho     Ministerial de 26/03/2004. Lisboa; DGS; 2004.</p>       <!-- ref --><p>2. Lucas R,     Monjardino MT. O estado da reumatologia em Portugal. Observat&#243;rio Nacional das     Doen&#231;as Reum&#225;ticas - Programa Nacional Contra as Doen&#231;as Reum&#225;ticas. Lisboa:     2010. p. 83-91.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000097&pid=S2182-5173201300010000600001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>3. Dooley P,     Martin R. Corticosteroid injections and arthrocentesis. Can Fam Physician 2002     Feb; 48: 285-92.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000099&pid=S2182-5173201300010000600002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>4. Maga&#241;a     Loarte JE, P&#233;rez Franco J, S&#225;nchez S&#225;nchez G. Es factible la terapia con     inflitraciones locales en las consultas de atenci&#243;n primaria? Aten Primaria     1999 Ene; 23 (1): 4-7.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000101&pid=S2182-5173201300010000600003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       ]]></body>
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<body><![CDATA[<p>2720-162     Reboleira/Amadora</p>       <p><a href="mailto:anarita.rferreira@gmail.com">anarita.rferreira@gmail.com</a></p>       <p>Eunice     Carrapi&#231;o</p>       <p>Rua Gama     Pinto n&#186;11 4&#186;B</p>       <p>2675-648     Odivelas (Colinas do Cruzeiro)</p>       <p><a href="mailto:eunicecarrapico@gmail.com">eunicecarrapico@gmail.com</a></p>       <p>&nbsp;</p>       <p><b>Conflitos   de interesses dos autores</b></p>       <p>Os autores     declaram n&#227;o possuir qualquer tipo de conflito de interesses.</p>     <p>&nbsp;</p>       ]]></body>
<body><![CDATA[<p><b>Recebido em 28/10/2012</b></p>       <p><b>Aceite para publica&#231;&#227;o em 28/12/2012</b></p>       <p>&nbsp;</p>       <p><a href="#top1"><sup>1</sup></a><a name="1"></a> Este corticoster&#243;ide &#233; pouco utilizado na pr&#225;tica cl&#237;nica por se considerar que   &#233; menos seguro que o acetato de metil-prednisolona.</p>      ]]></body><back>
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