<?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>0103-5150</journal-id>
<journal-title><![CDATA[Fisioterapia em Movimento]]></journal-title>
<abbrev-journal-title><![CDATA[Fisioter. mov.]]></abbrev-journal-title>
<issn>0103-5150</issn>
<publisher>
<publisher-name><![CDATA[Pontifícia Universidade Católica do Paraná]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0103-51502012000100020</article-id>
<article-id pub-id-type="doi">10.1590/S0103-51502012000100020</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[O ultrassom é efetivo no tratamento da tendinite calcárea do ombro?]]></article-title>
<article-title xml:lang="en"><![CDATA[Ultrasound is effective in treating calcifying tendinitis of the shoulder?]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[Josiane Sena dos]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marinho]]></surname>
<given-names><![CDATA[Rebecca Barbosa de Decco Monteiro]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Araújo]]></surname>
<given-names><![CDATA[Angélica Rodrigues]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chaves]]></surname>
<given-names><![CDATA[Maria Emília de Abreu]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nascimento]]></surname>
<given-names><![CDATA[Mariane Palumbo]]></given-names>
</name>
<xref ref-type="aff" rid="A05"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[Aline de Morais]]></given-names>
</name>
<xref ref-type="aff" rid="A06"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Pontifícia Universidade Católica de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Pontifícia Universidade Católica de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidade Federal de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Universidade Federal de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A05">
<institution><![CDATA[,Universidade Federal de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A06">
<institution><![CDATA[,Faculdade de Ciências Médicas de Minas Gerais  ]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<volume>25</volume>
<numero>1</numero>
<fpage>195</fpage>
<lpage>205</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_arttext&amp;pid=S0103-51502012000100020&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_abstract&amp;pid=S0103-51502012000100020&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_pdf&amp;pid=S0103-51502012000100020&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Introdução: A tendinite calcária do ombro é uma calcificação caracterizada pela deposição de sais de cálcio nos tendões do manguito rotador, provocando dor no ombro e perda de amplitude de movimento (ADM). O ultrassom é sugerido como alternativa promissora para facilitar a reabsorção dos depósitos de cálcio. Os mecanismos que fundamentam esse efeito são, entretanto, ainda controversos na literatura, e a utilização clínica do ultrassom na tendinite calcária tem sido baseada mais em evidências empíricas do que científicas. Objetivos: Realizar uma revisão bibliográfica sobre os efeitos biológicos e terapêuticos do ultrassom, a fim de identificar o real papel desse recurso no tratamento da tendinite calcária do ombro. Materiais e métodos: Para sua elaboração, foi feita uma busca bibliográfica em bases de dados eletrônicas e uma pesquisa manual. Resultados: Dentre os estudos selecionados, dois demonstraram redução da dor e do tamanho da calcificação e dois não apresentaram resultados positivos. Discussão: Os benefícios promovidos pelo ultrassom são dependentes dos parâmetros utilizados. Variáveis como o tamanho da área a ser tratada, diferenças teciduais, duração da aplicação e o objetivo da conduta terapêutica também devem ser considerados. Conclusão: Com base nesta revisão, pode-se afirmar que o ultrassom terapêutico é um recurso efetivo no tratamento da tendinite calcária do ombro.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Introduction: The calcifying tendinitis of the shoulder is a calcification characterized by calcium deposit in the rotator cuff tendons, causing pain and loss of shoulder range of motion (ROM). The ultrasound is suggested as a promising alternative to facilitate the reabsorption of calcium deposits. The mechanisms underlying this effect are still controversial in literature and the clinical use of ultrasound in the calcifying tendinitis has been based more on empirical evidence than scientific. Objectives: To review the ultrasound biological and therapeutic effects for the purpose to identify the true role of this resource in the treatment of calcifying tendinitis of the shoulder. Materials and methods: It made a literature search in electronic databases and a manual research. Results: Among the selected studies, two demonstrated pain and size of the calcification reduction and two studies not showed positive results. Discussion: The benefits promoted by ultrasound are dependent on parameters used. Variables such as the size of treated area, tissue differences, duration of application and therapeutic aim should also be considered. Conclusion: Based in this review, it can be affirmed that ultrasound therapy is an effective resource in the treatment of calcifying shoulder tendinitis.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Terapia por ultrassom]]></kwd>
<kwd lng="pt"><![CDATA[Tendão]]></kwd>
<kwd lng="pt"><![CDATA[Calcificação patológica]]></kwd>
<kwd lng="pt"><![CDATA[Fonoforese]]></kwd>
<kwd lng="en"><![CDATA[Ultrasonic therapy]]></kwd>
<kwd lng="en"><![CDATA[Tendon]]></kwd>
<kwd lng="en"><![CDATA[Calcinosis]]></kwd>
<kwd lng="en"><![CDATA[Phonophoresis]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><b><font size="2" face="Verdana">ARTIGOS DE REVIS&Atilde;O</font></b></p>     <p>&nbsp;</p>     <p><font size="4" face="verdana"><b>O ultrassom &eacute; efetivo no tratamento da tendinite calc&aacute;rea do ombro?</b></font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Ultrasound is effective in treating calcifying    tendinitis of the shoulder?</b></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b>Josiane Sena dos Santos<sup>I</sup>; Rebecca Barbosa de Decco Monteiro Marinho<sup>II</sup>;    Ang&eacute;lica Rodrigues Ara&uacute;jo<sup>III</sup>; Maria Em&iacute;lia de Abreu Chaves<sup>IV</sup>; Mariane Palumbo Nascimento<sup>V</sup>;    Aline de Morais Pereira<sup>VI</sup></b></font></p>      <p><font size="2" face="Verdana"><sup>I</sup>Acad&ecirc;mica de Fisioterapia, Pontif&iacute;cia Universidade Cat&oacute;lica de Minas Gerais (PUC Minas), Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:josy.sena@yahoo.com.br">josy.sena@yahoo.com.br</a>    <br> <sup>II</sup>Acad&ecirc;mica de Fisioterapia, Pontif&iacute;cia Universidade Cat&oacute;lica de Minas Gerais (PUC Minas), Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:beca_monteiro@yahoo.com.br">beca_monteiro@yahoo.com.br</a>    ]]></body>
<body><![CDATA[<br> <sup>III</sup>Fisioterapeuta, Doutora em Bioengenharia pela Universidade Federal de Minas Gerais (UFMG), docente do curso de Fisioterapia da PUC Minas, Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:angelica@bios.srv.br">angelica@bios.srv.br</a>    <br> <sup>IV</sup>Fisioterapeuta, Especialista em Fisioterapia Ortop&eacute;dica e Esportiva pela Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:mariaemiliabh@yahoo.com.br">mariaemiliabh@yahoo.com.br</a>    <br> <sup>V</sup>Fisioterapeuta, Especialista em Geriatria e Gerontologia pela Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:marianepalumbo@yahoo.com.br">marianepalumbo@yahoo.com.br</a>    <br> <sup>VI</sup>Fisioterapeuta, Especialista em Fisioterapia Ortop&eacute;dica e Desportiva pela Faculdade de Ci&ecirc;ncias M&eacute;dicas de Minas Gerais (FCMMG), Belo Horizonte, MG - Brasil, e-mail: <a href="mailto:alinedemorais@yahoo.com.br">alinedemorais@yahoo.com.br</a></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p> <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>RESUMO</b></font></p>        <p><font size="2" face="Verdana"><B>Introdu&ccedil;&atilde;o</b>: A tendinite calc&aacute;ria do ombro &eacute; uma calcifica&ccedil;&atilde;o caracterizada pela deposi&ccedil;&atilde;o de sais de c&aacute;lcio nos tend&otilde;es do manguito rotador, provocando dor no ombro e perda de amplitude de movimento (ADM). O ultrassom &eacute; sugerido como alternativa promissora para facilitar a reabsor&ccedil;&atilde;o dos dep&oacute;sitos de c&aacute;lcio. Os mecanismos que fundamentam esse efeito s&atilde;o, entretanto, ainda controversos na literatura, e a utiliza&ccedil;&atilde;o cl&iacute;nica do ultrassom na tendinite calc&aacute;ria tem sido baseada mais em evid&ecirc;ncias emp&iacute;ricas do que cient&iacute;ficas.    <br> <B>Objetivos</B>: Realizar uma revis&atilde;o bibliogr&aacute;fica sobre os efeitos biol&oacute;gicos e terap&ecirc;uticos do ultrassom, a fim de identificar o real papel desse recurso no tratamento da tendinite calc&aacute;ria do ombro.    <br>   <B>Materiais e m&eacute;todos</B>: Para sua elabora&ccedil;&atilde;o, foi feita uma busca bibliogr&aacute;fica em bases de dados eletr&ocirc;nicas e uma pesquisa manual.    ]]></body>
<body><![CDATA[<br>   <B>Resultados</B>: Dentre os estudos selecionados, dois demonstraram redu&ccedil;&atilde;o da dor e do tamanho da calcifica&ccedil;&atilde;o e dois n&atilde;o apresentaram resultados positivos.    <br>   <B>Discuss&atilde;o</B>: Os benef&iacute;cios promovidos pelo ultrassom s&atilde;o dependentes dos par&acirc;metros utilizados. Vari&aacute;veis como o tamanho da &aacute;rea a ser tratada, diferen&ccedil;as teciduais, dura&ccedil;&atilde;o da aplica&ccedil;&atilde;o e o objetivo da conduta terap&ecirc;utica tamb&eacute;m devem ser considerados.    <br>   <B>Conclus&atilde;o</B>: Com base nesta revis&atilde;o, pode-se afirmar que o ultrassom terap&ecirc;utico &eacute; um recurso efetivo no tratamento da tendinite calc&aacute;ria do ombro.</font></p>       <p><font size="2" face="Verdana"><B>Palavras-chave</b>: Terapia por ultrassom. Tend&atilde;o. Calcifica&ccedil;&atilde;o patol&oacute;gica. Fonoforese.</font></p>   <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>ABSTRACT</b></font></p>       <p><font size="2" face="Verdana"><B>Introduction</b>: The calcifying tendinitis of the shoulder is a calcification characterized by calcium deposit in the rotator cuff tendons, causing pain and loss of shoulder range of motion (ROM). The ultrasound is suggested as a promising alternative to facilitate the reabsorption of calcium deposits. The mechanisms underlying this effect are still controversial in literature and the clinical use of ultrasound in the calcifying tendinitis has been based more on empirical evidence than scientific.    <br> <B>Objectives</B>: To review the ultrasound biological and therapeutic effects for the purpose to identify the true role of this resource in the treatment of calcifying tendinitis of the shoulder.    <br>   <B>Materials and methods</B>: It made a literature search in electronic databases and a manual research.    <br>   <B>Results</B>: Among the selected studies, two demonstrated pain and size of the calcification reduction and two studies not showed positive results.    <br>   <B>Discussion</B>: The benefits promoted by ultrasound are dependent on parameters used. Variables such as the size of treated area, tissue differences, duration of application and therapeutic aim should also be considered.    ]]></body>
<body><![CDATA[<br>   <B>Conclusion</B>: Based in this review, it can be affirmed that ultrasound therapy is an effective resource in the treatment of calcifying shoulder tendinitis. </font></p>        <p><font size="2" face="Verdana"><B>Keywords</b>: Ultrasonic therapy. Tendon. Calcinosis. Phonophoresis.</font></p> <hr size="1" noshade>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Introdu&ccedil;&atilde;o</b></font></p>     <p><font size="2" face="Verdana">A tendinite calc&aacute;ria do ombro &eacute; uma calcifica&ccedil;&atilde;o reativa (1), autolimitante (2), caracterizada pela deposi&ccedil;&atilde;o de sais de c&aacute;lcio nos tend&otilde;es do manguito rotador (principalmente no tend&atilde;o do supraespinhoso) (3) e por constantes dores no ombro (4). Conforme Speed e Hazleman (2), essa patologia &eacute; mais comum em indiv&iacute;duos entre 30 e 60 anos de idade, com maior incid&ecirc;ncia no sexo feminino, podendo ser encontrada tanto em indiv&iacute;duos sintom&aacute;ticos quanto assintom&aacute;ticos (5). Em pacientes sintom&aacute;ticos, a dor e a perda de amplitude de movimento (ADM) representam as principais queixas (6). A tendinite calc&aacute;ria do ombro corresponde a 17% das s&iacute;ndromes dolorosas do ombro (7).</font></p>     <p><font size="2" face="Verdana">A raz&atilde;o para a deposi&ccedil;&atilde;o de c&aacute;lcio no manguito rotador ainda n&atilde;o &eacute; bem esclarecida (2). Fatores como relativa isquemia em consequ&ecirc;ncia da hipovasculariza&ccedil;&atilde;o na chamada zona cr&iacute;tica do manguito rotador (8), degenera&ccedil;&atilde;o dos tend&otilde;es (9) e dist&uacute;rbios metab&oacute;licos (10) t&ecirc;m sido sugeridos como poss&iacute;veis causas.</font></p>     <p><font size="2" face="Verdana">Segundo a literatura, a deposi&ccedil;&atilde;o de c&aacute;lcio nos tend&otilde;es ocorre de forma espont&acirc;nea, podendo haver somente uma fase aguda, em que os sintomas tendem a diminuir em poucas semanas, ou a evolu&ccedil;&atilde;o para a cronicidade (11). Nesse caso, preju&iacute;zos funcionais, em raz&atilde;o, principalmente, da dor, da diminui&ccedil;&atilde;o da amplitude de movimento (6, 11) e das altera&ccedil;&otilde;es na fun&ccedil;&atilde;o mec&acirc;nica do ombro (11, 12) s&atilde;o comumente observados. Talvez, por essas raz&otilde;es, Uhthoff e Sarkar (7, 13) consideram a tendinite calc&aacute;ria do ombro como condi&ccedil;&atilde;o incapacitante. </font></p>     <p><font size="2" face="Verdana">A abordagem terap&ecirc;utica da tendinite calc&aacute;ria do ombro consiste na utiliza&ccedil;&atilde;o de anti-inflamat&oacute;rios n&atilde;o esteroides (4, 14), infiltra&ccedil;&atilde;o com corticoide (14), pun&ccedil;&atilde;o (4) e terapia por ondas de choque extracorp&oacute;rea (4). Aspira&ccedil;&atilde;o percut&acirc;nea (4, 15, 16) e cirurgia (11) tamb&eacute;m s&atilde;o procedimentos realizados, por&eacute;m somente em &uacute;ltimo caso, em raz&atilde;o do car&aacute;ter invasivo de ambas. Os efeitos desses tratamentos variam significantemente e os resultados s&atilde;o, na maioria das vezes, inconsistentes (17).</font></p>     <p><font size="2" face="Verdana">Dentre os recursos fisioterap&ecirc;uticos utilizados para o tratamento da tendinite calc&aacute;ria do ombro, o ultrassom tem sido sugerido como alternativa promissora para facilitar a reabsor&ccedil;&atilde;o dos dep&oacute;sitos de c&aacute;lcio (15, 18-21). Os mecanismos que fundamentam esse efeito s&atilde;o, entretanto, ainda controversos na literatura e a utiliza&ccedil;&atilde;o cl&iacute;nica do ultrassom na tendinite calc&aacute;ria tem sido baseada mais em evid&ecirc;ncias emp&iacute;ricas do que cient&iacute;ficas. Este estudo objetivou realizar uma revis&atilde;o bibliogr&aacute;fica sobre os efeitos biol&oacute;gicos e terap&ecirc;uticos do ultrassom, a fim de identificar o seu real papel no tratamento de dep&oacute;sitos calc&aacute;rios, especificamente na tendinite calc&aacute;ria do ombro.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Metodologia</b></font></p>     <p><font size="2" face="Verdana">Busca liter&aacute;ria</font></p>     <p><font size="2" face="Verdana">Para a realiza&ccedil;&atilde;o desta pesquisa bibliogr&aacute;fica foram consultadas as seguintes bases de dados: MEDLINE (1966 at&eacute; abril de 2010), PubMed (1966 at&eacute; abril de 2010), Cochrane Library (1991 at&eacute; abril de 2010), PEDro (at&eacute; abril de 2010) e LILACS (1982 at&eacute; abril de 2010). Os descritores utilizados foram: <I>calcifying tendinitis</I>,<I> calcific tendinitis</I>,<I> calcium deposits</I>,<I> tendinitis calcarea</I>,<I> paratentinitis calcarea</I>,<I> calcification tendons</I>,<I> calcareous tendinitis</I>,<I> ultrasound therapy</I>,<I> therapeutic ultrasound</I>,<I> phonophoresis</I>. Esses termos foram combinados entre si ou aplicados de forma isolada nas bases de dados, como pode ser visto na <a href="#tab01">Tabela 1</a>. Estudos aleatorizados ou n&atilde;o, controlados e publicados na l&iacute;ngua portuguesa, inglesa ou espanhola foram inclu&iacute;dos.</font></p>     <p><a name="tab01"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/fm/v25n1/a20tab01.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Outras estrat&eacute;gias de busca</font></p>     <p><font size="2" face="Verdana">Al&eacute;m das bases eletr&ocirc;nicas, a busca foi complementada por uma pesquisa manual nas refer&ecirc;ncias bibliogr&aacute;ficas dos artigos previamente selecionados e no acervo da biblioteca da Pontif&iacute;cia Universidade Cat&oacute;lica de Minas Gerais.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">Sele&ccedil;&atilde;o dos estudos</font></p>     <p><font size="2" face="Verdana">Dois revisores independentes selecionaram inicialmente os artigos, de acordo com o t&iacute;tulo e o resumo. Se tais artigos n&atilde;o forneciam informa&ccedil;&otilde;es suficientes para a inclus&atilde;o, ou os examinadores verificassem que o artigo era potencialmente &uacute;til, uma c&oacute;pia completa era solicitada. Na presen&ccedil;a de diverg&ecirc;ncia entre os avaliadores, quanto &agrave; inclus&atilde;o de algum estudo, estes se reuniam para que um consenso fosse obtido. N&atilde;o ocorrendo um acordo entre eles, uma terceira pessoa era consultada. Os crit&eacute;rios de exclus&atilde;o foram artigos em que a amostra compreendia indiv&iacute;duos com epis&oacute;dio recente de trauma no ombro, artrite do ombro, capsulite adesiva e infec&ccedil;&atilde;o local.</font></p>     <p><font size="2" face="Verdana">Desfechos avaliados</font></p>     <p><font size="2" face="Verdana">A efetividade da fonoforese foi avaliada por meio de um ou mais dos seguintes desfechos: exame radiol&oacute;gico, amplitude de movimento (ADM), dor, porcentagem da droga transmitida pelo ultrassom e fun&ccedil;&atilde;o.</font></p>     <p><font size="2" face="Verdana">Avalia&ccedil;&atilde;o da qualidade metodol&oacute;gica</font></p>     <p><font size="2" face="Verdana">A an&aacute;lise da qualidade dos artigos selecionados foi realizada de acordo com a escala de Jadad (22). Segundo a escala, as notas variam de 0 a 5 pontos, sendo que pontua&ccedil;&atilde;o inferior a 3 indica estudo metodologicamente fraco, e entre 3 a 5 indica pesquisa de alta qualidade (23). Dois revisores independentes avaliaram cada artigo utilizando os crit&eacute;rios de Jadad (22). Na presen&ccedil;a de n&atilde;o similaridade entre as notas, os dois avaliadores reuniam-se. Permanecendo o desacordo, uma terceira pessoa era consultada.</font></p>     <p><font size="2" face="Verdana">An&aacute;lise dos resultados</font></p>     <p><font size="2" face="Verdana">As informa&ccedil;&otilde;es referentes ao objetivo, &agrave; metodologia e ao desfecho dos artigos selecionados foram organizadas em tabelas, a fim de facilitar a an&aacute;lise e a interpreta&ccedil;&atilde;o de cada estudo. Buscou-se verificar a correla&ccedil;&atilde;o entre o objetivo e o desfecho do trabalho e avaliar a clareza na determina&ccedil;&atilde;o e na descri&ccedil;&atilde;o dos par&acirc;metros utilizados para a pesquisa. </font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Resultados</b></font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">A busca eletr&ocirc;nica inicial identificou 1.108 artigos. Destes, 31 foram selecionados a partir da leitura dos t&iacute;tulos, sendo apenas quatro trabalhos (6, 15, 24, 25) inclu&iacute;dos ap&oacute;s a leitura dos resumos (<a href="#tab02">Tabela 2</a>). A exclus&atilde;o dos 27 estudos ocorreu em raz&atilde;o da utiliza&ccedil;&atilde;o do ultrassom n&atilde;o associado a f&aacute;rmaco t&oacute;pico.</font></p>     <p><a name="tab02"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/fm/v25n1/a20tab02.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">A qualidade metodol&oacute;gica dos estudos variou de 0 a 4 na escala de Jadad (0 a 5). Tr&ecirc;s artigos foram considerados de baixa (6, 24, 25) e um, de alta (15) qualidade. As falhas metodol&oacute;gicas mais comuns entre os estudos foram aus&ecirc;ncia de duplo-cego (6, 24, 25) e descri&ccedil;&atilde;o do m&eacute;todo de gerar a sequ&ecirc;ncia de aleatoriza&ccedil;&atilde;o da amostra (6, 15, 24, 25) (<a href="/img/revistas/fm/v25n1/a20tab03.jpg">Tabela 3</a>).</font></p>     <p><font size="2" face="Verdana">Dos quatro trabalhos selecionados (6, 15, 24, 25), tr&ecirc;s (6, 15, 24) eram estudos cl&iacute;nicos aleatorizados. Os desfechos mais avaliados foram: tamanho da calcifica&ccedil;&atilde;o (15, 24), dor (15, 24) e ADM (6, 15, 24), os quais foram mensurados por meio de raio X e/ou escala Gartner e Heryer, escala visual anal&oacute;gica e goniometria, respectivamente. Dentre os estudos selecionados, dois (15, 24) demonstraram redu&ccedil;&atilde;o da dor e do tamanho da calcifica&ccedil;&atilde;o e dois (6, 25) n&atilde;o apresentaram resultados positivos quanto ao uso do ultrassom na tendinite calc&aacute;ria do ombro. Esses dados est&atilde;o descritos na <a href="/img/revistas/fm/v25n1/a20tab04.jpg">Tabela 4</a>.</font></p>     <p><font size="2" face="Verdana">Na <a href="/img/revistas/fm/v25n1/a20tab05.jpg">Tabela 5</a>, est&atilde;o discriminados os par&acirc;metros utilizados nos trabalhos. Pode-se observar que a frequ&ecirc;ncia do ultrassom variou de 0,89&nbsp;MHz a 3&nbsp;MHz, e a intensidade ficou entre 0,8&nbsp;W/cm<SUP>2</SUP> a 2,5&nbsp;W/cm<SUP>2</SUP>, permanecendo ambos dentro da faixa recomendada para aplica&ccedil;&otilde;es terap&ecirc;uticas. Em rela&ccedil;&atilde;o ao modo de aplica&ccedil;&atilde;o, somente um estudo utilizou o ultrassom pulsado (15). O tempo de aplica&ccedil;&atilde;o variou de 5 a 15 minutos e a frequ&ecirc;ncia das sess&otilde;es foi de 3 a 5 vezes por semana, totalizando de 9 a 24 sess&otilde;es.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Discuss&atilde;o</b></font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">O ultrassom &eacute; um recurso amplamente empregado nas afec&ccedil;&otilde;es do sistema musculoesquel&eacute;tico (26-28), visando principalmente ao controle dos sinais e dos sintomas inflamat&oacute;rios (29-32), ao est&iacute;mulo &agrave; fibroplasia e &agrave; osteog&ecirc;nese (32, 33) e &agrave; modula&ccedil;&atilde;o da dor (26). Os benef&iacute;cios induzidos por esse recurso s&atilde;o decorrentes de suas a&ccedil;&otilde;es t&eacute;rmicas e n&atilde;o t&eacute;rmicas nos tecidos (26). Tradicionalmente, esses efeitos s&atilde;o considerados separadamente, embora ambos possam ocorrer em todas as aplica&ccedil;&otilde;es do ultrassom. </font></p>     <p><font size="2" face="Verdana">Os efeitos t&eacute;rmicos do ultrassom, incluindo acelera&ccedil;&atilde;o do metabolismo, altera&ccedil;&atilde;o da velocidade de condu&ccedil;&atilde;o nervosa, aumento do fluxo sangu&iacute;neo e da extensibilidade de tecidos moles, redu&ccedil;&atilde;o ou controle da dor e do espasmo muscular (30, 34), s&atilde;o os mesmos obtidos com outras modalidades de aquecimento; por&eacute;m as estruturas-alvo do aquecimento (tecidos ricos em prote&iacute;nas, principalmente col&aacute;geno) s&atilde;o diferentes (35). Os efeitos at&eacute;rmicos resultam de eventos mec&acirc;nicos (cavita&ccedil;&atilde;o, correntes ac&uacute;sticas e microfluxo) produzidos pela passagem da onda sonora nos tecidos e est&atilde;o relacionados: 1) ao aumento da permeabilidade da pele (36) e da membrana celular (37); 2) ao aumento dos n&iacute;veis de c&aacute;lcio intracelular (38); 3) ao aumento da s&iacute;ntese proteica e da atividade de fibroblastos e condr&oacute;citos (39, 40) e 4) ao aumento da degranula&ccedil;&atilde;o de mast&oacute;citos (41) e da atividade dos macr&oacute;fagos (42).</font></p>     <p><font size="2" face="Verdana">Os benef&iacute;cios supracitados s&atilde;o, entretanto, dependentes dos par&acirc;metros utilizados para aplica&ccedil;&atilde;o do ultrassom (43), principalmente da dosimetria. Vari&aacute;veis como o tamanho da &aacute;rea a ser tratada, diferen&ccedil;as teciduais (44), dura&ccedil;&atilde;o da aplica&ccedil;&atilde;o (43) e o objetivo da conduta terap&ecirc;utica (44) tamb&eacute;m devem ser considerados.</font></p>     <p><font size="2" face="Verdana">Em uma revis&atilde;o realizada por Gam e Johannsen (17), em que foram analisados artigos publicados entre 1950 e 1992, foi conclu&iacute;do que apenas 22 dos 293 artigos revisados apresentavam metodologia adequada, sendo apenas esses os que comprovaram a efic&aacute;cia do ultrassom. Al&eacute;m disso, os autores relataram a dificuldade de investigar uma poss&iacute;vel rela&ccedil;&atilde;o entre dose/resposta em raz&atilde;o do d&eacute;ficit de informa&ccedil;&otilde;es sobre os par&acirc;metros utilizados na aplica&ccedil;&atilde;o desse recurso.</font></p>     <p><font size="2" face="Verdana">De maneira semelhante, no trabalho de Robertson e Baker (19) foi avaliada a qualidade metodol&oacute;gica de estudos que abordavam a efetividade do ultrassom terap&ecirc;utico em indiv&iacute;duos que apresentavam dor e/ou les&otilde;es musculoesquel&eacute;ticas. Dentre os trabalhos consultados, a falta de grupo controle, de tratamento padronizado e de crit&eacute;rios de avalia&ccedil;&atilde;o, bem como a aus&ecirc;ncia da an&aacute;lise estat&iacute;stica dos resultados, caracterizou os estudos como sendo de baixa qualidade metodol&oacute;gica (19).</font></p>     <p><font size="2" face="Verdana">Efeitos do ultrassom na tendinite calc&aacute;ria do ombro</font></p>     <p><font size="2" face="Verdana">Conforme demonstrado pela presente revis&atilde;o, poucos estudos t&ecirc;m investigado os efeitos e/ou a efetividade do ultrassom (6, 15, 24, 25) no tratamento da tendinite calc&aacute;ria do ombro, e os resultados encontrados nos trabalhos selecionados foram vari&aacute;veis. Apesar disso, a utiliza&ccedil;&atilde;o do ultrassom no manejo dessa afec&ccedil;&atilde;o &eacute; trivial na pr&aacute;tica cl&iacute;nica do fisioterapeuta (26, 28).</font></p>     <p><font size="2" face="Verdana">Resultados positivos foram observados no trabalho conduzido por Ebenbichler et al. (15), que, por meio de um estudo randomizado e duplo-cego, analisaram a efetividade do ultrassom terap&ecirc;utico comparado ao placebo no tratamento da tendinite calc&aacute;ria do ombro. Os pacientes do grupo experimental receberam 15 minutos de ultrassom pulsado (1:4) com frequ&ecirc;ncia de 0,89&nbsp;MHz e intensidade de 2,5&nbsp;W/cm², com a &aacute;rea do cabe&ccedil;ote de 5&nbsp;cm². No grupo controle, o recurso terap&ecirc;utico foi aplicado pelo mesmo per&iacute;odo de tempo, por&eacute;m desligado. Foram realizadas ao todo 24 sess&otilde;es. Ap&oacute;s seis semanas de interven&ccedil;&atilde;o, verificou-se significativa diferen&ccedil;a entre os grupos na diminui&ccedil;&atilde;o do dep&oacute;sito calc&aacute;rio, favorecendo o grupo experimental. Houve redu&ccedil;&atilde;o da dor e melhora da qualidade de vida nesse grupo em rela&ccedil;&atilde;o ao controle ap&oacute;s o t&eacute;rmino do tratamento. No entanto, ap&oacute;s os nove meses de <I>follow-up</I> n&atilde;o foi encontrada diferen&ccedil;a significativa entre os grupos. </font></p>     <p><font size="2" face="Verdana">Shomoto et al. (24) realizaram um estudo com 40 pacientes estratificadamente randomizados em dois grupos. O grupo experimental (n = 20) foi submetido a cinco minutos de ultrassom terap&ecirc;utico (modo cont&iacute;nuo; 3&nbsp;MHz; 1 a 2&nbsp;W/cm²; ERA de 4,3&nbsp;cm²; &aacute;rea da superf&iacute;cie de 5&nbsp;cm²) associado a exerc&iacute;cios. O grupo controle (n = 20) foi tratado apenas com exerc&iacute;cios. Todos os participantes sofreram interven&ccedil;&atilde;o tr&ecirc;s vezes por semana at&eacute; o final do estudo, por&eacute;m os autores n&atilde;o informaram a dura&ccedil;&atilde;o da pesquisa. Observou-se, no grupo experimental, melhora significativa da calcifica&ccedil;&atilde;o com poucos pacientes ainda presenciando dor durante a movimenta&ccedil;&atilde;o ativa. No grupo controle, a maioria das calcifica&ccedil;&otilde;es n&atilde;o modificou a &aacute;rea e nem a densidade, ou os pacientes apresentaram piora da condi&ccedil;&atilde;o. </font></p>     <p><font size="2" face="Verdana">Especificamente em rela&ccedil;&atilde;o &agrave;s a&ccedil;&otilde;es do ultrassom na tendinite calc&aacute;ria, Ebenbichler et al. (15) sugerem que os efeitos t&eacute;rmicos induzidos por esse recurso seriam os respons&aacute;veis pela redu&ccedil;&atilde;o da calcifica&ccedil;&atilde;o. Os autores afirmam que a atividade das c&eacute;lulas capazes de fagocitar as part&iacute;culas de c&aacute;lcio, assim como o metabolismo e o fluxo sangu&iacute;neo, &eacute; favorecida pelo aumento da temperatura dos tecidos. Esses efeitos, em conjunto, possibilitariam a desintegra&ccedil;&atilde;o dos dep&oacute;sitos de c&aacute;lcio. Shomoto et al. (24) acreditam que a redu&ccedil;&atilde;o do dep&oacute;sito calc&aacute;rio tamb&eacute;m esteja relacionada ao aumento da circula&ccedil;&atilde;o sangu&iacute;nea, da atividade dos fag&oacute;citos e &agrave; libera&ccedil;&atilde;o de fatores quimiot&aacute;ticos.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">Os par&acirc;metros utilizados por Ebenbichler et al. (15) e Shomoto et al. (24) foram diferentes entre si; no entanto, os resultados encontrados nos dois estudos foram semelhantes, havendo redu&ccedil;&atilde;o da dor e da calcifica&ccedil;&atilde;o. Esses fatos podem ser justificados pela alta dose total de energia fornecida aos pacientes submetidos ao tratamento em ambos os estudos. </font></p>     <p><font size="2" face="Verdana">Dois estudos (6, 25) encontraram resultados divergentes aos trabalhos de Ebenbichler et al. (15) e Shomoto et al. (24).</font></p>     <p><font size="2" face="Verdana">Perron e Malouin (6) investigaram a efetividade da iontoforese associada ao ultrassom terap&ecirc;utico na tendinite calc&aacute;ria do ombro de 22 volunt&aacute;rios.    O grupo experimental foi submetido a nove sess&otilde;es de iontoforese seguidas de ultrassom cont&iacute;nuo (1&nbsp;MHz; 0,8&nbsp;W/cm²; 5 minutos). O grupo controle n&atilde;o recebeu nenhum tratamento durante o mesmo per&iacute;odo. Os autores n&atilde;o encontraram diferen&ccedil;a significativa entre os grupos na redu&ccedil;&atilde;o da &aacute;rea e da densidade do dep&oacute;sito calc&aacute;reo. O mesmo foi observado para dor e abdu&ccedil;&atilde;o passiva do ombro. Concluiu-se que a iontoforese associada ao ultrassom n&atilde;o &eacute; efetiva para a reabsor&ccedil;&atilde;o do dep&oacute;sito calc&aacute;rio, como tamb&eacute;m na melhora da funcionalidade. A diminui&ccedil;&atilde;o em ambos os grupos do tamanho e da densidade do dep&oacute;sito calc&aacute;rio resulta, provavelmente, de um processo natural e n&atilde;o do tratamento empregado (6). O fato dos autores n&atilde;o terem identificado efeitos positivos no grupo experimental em rela&ccedil;&atilde;o ao controle pode ser em raz&atilde;o da falha metodol&oacute;gica do trabalho.</font></p>     <p><font size="2" face="Verdana">No estudo de Greve et al. (25), foi utilizado o ultrassom terap&ecirc;utico e o fortalecimento muscular em 60 ombros com disfun&ccedil;&atilde;o tendinosa. Destes, 18 apresentavam tendinite calc&aacute;ria do ombro. Os par&acirc;metros utilizados para o ultrassom terap&ecirc;utico n&atilde;o foram mencionados pelos autores e o estudo n&atilde;o apresentava grupo controle. Os pacientes foram tratados duas vezes por semana, de 1 a 8 meses. Ao final do tratamento, 11 dos 18 pacientes tiveram resultados insatisfat&oacute;rios; e no <I>follow-up</I>, de 6 a 36 meses, 13 indiv&iacute;duos n&atilde;o melhoraram. N&atilde;o houve diferen&ccedil;a entre os resultados encontrados com as altera&ccedil;&otilde;es radiol&oacute;gicas. Como os autores n&atilde;o informaram os par&acirc;metros utilizados e n&atilde;o compararam os resultados obtidos com grupo controle, inviabiliza-se afirmar que o ultrassom n&atilde;o promove benef&iacute;cios para os indiv&iacute;duos com tendinite calc&aacute;ria do ombro (19, 44).</font></p>     <p><font size="2" face="Verdana">A compara&ccedil;&atilde;o entre os achados positivos e negativos (6, 15, 24, 25) deve ser feita com cautela, uma vez que os par&acirc;metros s&atilde;o diferentes e, em alguns casos, n&atilde;o s&atilde;o citados (19, 44). </font></p>     <p><font size="2" face="Verdana">A frequ&ecirc;ncia (MHz) do ultrassom &eacute; respons&aacute;vel por determinar a profundidade de penetra&ccedil;&atilde;o da onda mec&acirc;nica no tecido-alvo (39). A literatura afirma que quanto maior a frequ&ecirc;ncia da onda ultrass&ocirc;nica, menor ser&aacute; sua penetra&ccedil;&atilde;o nos tecidos e maior ser&aacute; a absor&ccedil;&atilde;o (45, 46). Considerando que a patologia a ser tratada &eacute; de car&aacute;ter superficial, n&atilde;o seria necess&aacute;ria a utiliza&ccedil;&atilde;o de altas frequ&ecirc;ncias. No entanto, resultados positivos e negativos foram observados independentes da frequ&ecirc;ncia. </font></p>     <p><font size="2" face="Verdana">Assim como a frequ&ecirc;ncia, a intensidade (W/cm<SUP>2</SUP>), que influencia nos mecanismos t&eacute;rmicos e at&eacute;rmicos promovidos pelo ultrassom, tamb&eacute;m foi vari&aacute;vel. De acordo com Low e Reed (47), a energia sonora &eacute; convertida em energia t&eacute;rmica, sendo esta proporcional &agrave; intensidade do ultrassom. Em todos os estudos avaliados, a intensidade foi aplicada dentro da faixa terap&ecirc;utica e demonstrou proporcionar efeitos positivos. Portanto, fica claro que a aplica&ccedil;&atilde;o inadequada desse recurso pode n&atilde;o induzir aos benef&iacute;cios terap&ecirc;uticos e/ou causar danos aos tecidos biol&oacute;gicos (25). Por isso, &eacute; importante que sejam conhecidos os par&acirc;metros apropriados, a fim de atingir os objetivos propostos, dentro dos limites seguros (48).</font></p>     <p><font size="2" face="Verdana">As diverg&ecirc;ncias encontradas nos estudos que demonstraram efeitos positivos e negativos podem ser justificadas pelos diferentes par&acirc;metros utilizados nos trabalhos. Apesar de inicialmente os par&acirc;metros usados por Ebenbichler et al. (15) e Shomoto et al. (24) parecerem diferentes, a dose m&eacute;dia aplicada por sess&atilde;o foi semelhante (w/cm<SUP>2 </SUP>x minuto).</font></p>     <p><font size="2" face="Verdana">Nos estudos com resultados positivos, a frequ&ecirc;ncia utilizada foi desigual. O fato demonstra que esse par&acirc;metro parece n&atilde;o ser determinante para a efetividade do ultrassom no tratamento da tendinite calc&aacute;ria do ombro, que se caracteriza por uma patologia de car&aacute;ter superficial.</font></p>     <p><font size="2" face="Verdana">A dose utilizada por Perron e Malouin (6) n&atilde;o &eacute; citada, inviabilizando qualquer tipo de decis&atilde;o, e a falta de grupo controle no estudo de Greve et al. (25) intensifica a baixa qualidade do estudo.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">Par&acirc;metros do ultrassom terap&ecirc;utico, como frequ&ecirc;ncia, intensidade, regime de emiss&atilde;o (cont&iacute;nuo ou pulsado) empregado e tempo de aplica&ccedil;&atilde;o, foram controversos entre os autores (6, 15, 24, 25) (<a href="#tab01">Tabela 1</a>) e interferem nos resultados (43, 44). Tanto o estudo de Ebenbichler et al. (15) quanto o de Shomoto et al. (24), al&eacute;m de terem registrado a efetividade do ultrassom terap&ecirc;utico na tendinite calc&aacute;ria do ombro, apresentaram melhor qualidade metodol&oacute;gica em rela&ccedil;&atilde;o aos demais artigos. Conforme observado nos estudos revisados, os benef&iacute;cios parecem estar relacionados &agrave; dose total e tamb&eacute;m &agrave; qualidade metodol&oacute;gica, que &eacute; um fator determinante para haver efetividade no tratamento da patologia. A randomiza&ccedil;&atilde;o da amostra pode ser um fator importante para a distribui&ccedil;&atilde;o igualit&aacute;ria entre os grupos de fatores progn&oacute;sticos que tamb&eacute;m poderiam interferir nos resultados do estudo, sendo esse fato inserido na quest&atilde;o da qualidade metodol&oacute;gica.</font></p>     <p><font size="2" face="Verdana">Por meio da an&aacute;lise dos artigos desta revis&atilde;o, sugere-se que o ultrassom terap&ecirc;utico possa ser efetivo na diminui&ccedil;&atilde;o ou resolu&ccedil;&atilde;o da tendinite calc&aacute;ria do ombro, bem como da sintomatologia presente nessa afec&ccedil;&atilde;o, desde que haja adequada sele&ccedil;&atilde;o de par&acirc;metros para sua aplica&ccedil;&atilde;o. Parece que a efetividade do ultrassom na tendinite calc&aacute;ria do ombro est&aacute; relacionada &agrave; dose e ao n&uacute;mero de sess&otilde;es totais, ou seja, a quantidade de energia fornecida ao paciente.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Conclus&atilde;o</b></font></p>     <p><font size="2" face="Verdana">Esta revis&atilde;o sugere que o ultrassom pode ser um recurso importante no tratamento da tendinite calc&aacute;ria do ombro, podendo atuar positivamente na redu&ccedil;&atilde;o dos dep&oacute;sitos calc&aacute;rios desde que o recurso seja utilizado dentro de par&acirc;metros satisfat&oacute;rios. Para isso, a dose total, considerando-se a dose fornecida pelo recurso e o n&uacute;mero de sess&otilde;es, deve ser adequada ao objetivo do tratamento. Nesse sentido, faz-se necess&aacute;ria uma adequa&ccedil;&atilde;o metodol&oacute;gica para publica&ccedil;&atilde;o de estudos que utilizem o ultrassom como recurso terap&ecirc;utico no tratamento da tendinite calc&aacute;ria do ombro.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Refer&ecirc;ncias</b></font></p>     <!-- ref --><p><font size="2" face="Verdana">1. Unthoff HK. Calcifying tendinitis. Ann Chir Gynaecol. 1996;85(2):111-5.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000100&pid=S0103-5150201200010002000001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p><font size="2" face="Verdana">2. Speed CA, Hazleman BL. Calcific tendinitis of the shoulder. 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