<?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>1808-5210</journal-id>
<journal-title><![CDATA[Revista de Cirurgia e Traumatologia Buco-maxilo-facial]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. cir. traumatol. buco-maxilo-fac.]]></abbrev-journal-title>
<issn>1808-5210</issn>
<publisher>
<publisher-name><![CDATA[Universidade de Pernambuco]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1808-52102010000100004</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Actinomicose cervicofacial: relato de caso clínico]]></article-title>
<article-title xml:lang="en"><![CDATA[Cervicofacial actinomycosis: a case report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carneiro]]></surname>
<given-names><![CDATA[Gleicy Gabriela Vitória Spínola]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barros]]></surname>
<given-names><![CDATA[Adna Conceição]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fracassi]]></surname>
<given-names><![CDATA[Larissa Dantas]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarmento]]></surname>
<given-names><![CDATA[Viviane Almeida]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Farias]]></surname>
<given-names><![CDATA[Jener Gonçalves de]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidade Federal da Bahia Faculdade de Odontologia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,UFBA  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,UEFS  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2010</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2010</year>
</pub-date>
<volume>10</volume>
<numero>1</numero>
<fpage>21</fpage>
<lpage>26</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_arttext&amp;pid=S1808-52102010000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_abstract&amp;pid=S1808-52102010000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_pdf&amp;pid=S1808-52102010000100004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[A actinomicose é uma infecção bacteriana pouco frequente, causada por microorganismos do gênero Actinomyces. Apesar de suas características clínicas peculiares, pode assemelhar-se ou mascarar outros processos infecciosos, o que dificulta seu diagnóstico e compromete o êxito terapêutico. Paciente J.S.O., feminino, 42 anos apresentou-se com aumento de volume palpável em tecido mole na hemiface direita, estendendo-se da região temporal até a cervical. Os achados clínicos e laboratoriais não foram suficientes para o diagnóstico definitivo. O presente artigo tem como objetivo relatar um caso clínico de infecção por actinomicose cervicofacial, descrevendo e discutindo. O caso clínico de actinomicose cervicofacial relatado aqui enfatiza a importância clínica desta entidade e a necessidade de diagnóstico precoce no sentido de promover uma melhor qualidade de vida aos pacientes afetados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Actynomycosis is an uncommon infection caused by oral bacteria of the genus Actinomyces. Despite its typical clinical signs, it can resemble or masquerade as other infectious conditions, making diagnosis more difficult and adversely affecting a successful outcome of treatment. A 42-year-old female presented with a palpable increased volume of soft tissue in her right hemiface extending from the temporal to the cervical region. The clinical and laboratory findings were insufficient for a definitive diagnosis. The purpose of the present article is to report a case of cervicofacial actinomycosis, describing and discussing its methods of diagnosis, clinical course and treatment. This clinical case of cervicofacial actinomycosis reported here emphasizes the importance of this condition and the need for an early diagnosis with a view to improving the quality of life of patients affected.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Actinomicose]]></kwd>
<kwd lng="pt"><![CDATA[Actinomyces]]></kwd>
<kwd lng="pt"><![CDATA[Infecção]]></kwd>
<kwd lng="pt"><![CDATA[Controle de Infecções]]></kwd>
<kwd lng="en"><![CDATA[Actinomycosis]]></kwd>
<kwd lng="en"><![CDATA[Actinomyces]]></kwd>
<kwd lng="en"><![CDATA[Infection]]></kwd>
<kwd lng="en"><![CDATA[Infection Control]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="verdana"><B>ARTIGO DE CASO CL&Iacute;NICO</b></font></p>     <p>&nbsp;</p>     <p><font size="4" face="verdana"><B><a name="tx"></a>Actinomicose cervicofacial: relato de caso cl&iacute;nico</B></font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Cervicofacial actinomycosis: a case report</b></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b>Gleicy Gabriela Vit&oacute;ria Sp&iacute;nola Carneiro<SUP>I</SUP>; Adna Concei&ccedil;&atilde;o Barros<SUP>I</SUP>; Larissa Dantas Fracassi<SUP>I</SUP>; Viviane Almeida Sarmento<SUP>II</SUP>; Jener Gon&ccedil;alves de Farias<SUP>III</SUP></b> </font></p>     <p><font size="2" face="Verdana"><SUP>I</SUP>Mestranda em Odontologia pela Faculdade de Odontologia da Universidade Federal da Bahia     <br>  <SUP>II</SUP>Doutora em Estomatologia (PUC/RS), Professora Adjunta da UFBA     ]]></body>
<body><![CDATA[<br> <SUP>III</SUP>Doutor em Estomatologia (UFPB/UFBA), Professor Adjunto da UEFS</font></p>     <p><a href="#nt"><font size="2" face="Verdana">Endere&ccedil;o para correspond&ecirc;ncia</font></a></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">A actinomicose &eacute; uma infec&ccedil;&atilde;o bacteriana pouco frequente, causada por microorganismos do g&ecirc;nero Actinomyces. Apesar de suas caracter&iacute;sticas cl&iacute;nicas peculiares, pode assemelhar&#45;se ou mascarar outros processos infecciosos, o que dificulta seu diagn&oacute;stico e compromete o &ecirc;xito terap&ecirc;utico.  Paciente J.S.O., feminino, 42 anos apresentou&#45;se com aumento de volume palp&aacute;vel em tecido mole na hemiface direita, estendendo&#45;se da regi&atilde;o temporal at&eacute; a cervical. Os achados cl&iacute;nicos e laboratoriais n&atilde;o foram suficientes para o diagn&oacute;stico definitivo. O presente artigo tem como objetivo relatar um caso cl&iacute;nico de infec&ccedil;&atilde;o por actinomicose cervicofacial, descrevendo e discutindo. O caso cl&iacute;nico de actinomicose cervicofacial relatado aqui enfatiza a import&acirc;ncia cl&iacute;nica desta entidade e a necessidade de diagn&oacute;stico precoce no sentido de promover uma melhor qualidade de vida aos pacientes afetados. </font></p>     <p><font size="2" face="Verdana"><B>Descritores:</B> Actinomicose/diagn&oacute;stico. Actinomyces. Infec&ccedil;&atilde;o. Controle de Infec&ccedil;&otilde;es.</font></p> <hr size="1" noshade>     <p><font size="2" face="verdana"><b>ABSTRACT</b></font></p>     <p><font size="2" face="Verdana">Actynomycosis is an uncommon infection caused by oral bacteria of the genus Actinomyces. Despite its typical clinical signs, it can resemble or masquerade as other infectious conditions, making diagnosis more difficult and adversely affecting a successful outcome of treatment. A 42&#45;year&#45;old female presented with a palpable increased volume of soft tissue in her right hemiface extending from the temporal to the cervical region. The clinical and laboratory findings were insufficient for a definitive diagnosis. The purpose of the present article is to report a case of cervicofacial actinomycosis, describing and discussing its methods of diagnosis, clinical course and treatment. This clinical case of cervicofacial actinomycosis reported here emphasizes the importance of this condition and the need for an early diagnosis with a view to improving the quality of life of patients affected.</font></p>     <p><font size="2" face="Verdana"><B>Keywords:</B> Actinomycosis/diagnosis. Actinomyces. Infection.  Infection Control.</font></p> <hr size="1" noshade>     ]]></body>
<body><![CDATA[<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 actinomicose &eacute; uma infec&ccedil;&atilde;o bacteriana rara, causada pelo microorganismo do g&ecirc;nero Actinomyces. Este &eacute; composto por um grupo heterog&ecirc;neo de bact&eacute;rias anaer&oacute;bias, Gram positivas, n&atilde;o &aacute;cido&#45;resistentes, de apar&ecirc;ncia filamentosa <SUP>2,9</SUP>.</font></p>     <p><font size="2" face="Verdana">Os actinomicetos s&atilde;o componentes da microbiota bucal humana normal, embora, sob certas circunst&acirc;ncias, possam se tornar patog&ecirc;nicos <SUP>1</SUP>. Dentre os patog&ecirc;nicos, a esp&eacute;cie Actinomyces israelli &eacute; a mais comum, por&eacute;m j&aacute; se t&ecirc;m descrito muitas outras, como: A. naeslundii; A. odontolyticus; A. viscosus; A. meyeri; assim como o Propionibacterium propionicum <SUP>13</SUP>.</font></p>     <p><font size="2" face="Verdana">A infec&ccedil;&atilde;o usualmente pode apresentar&#45;se em tr&ecirc;s diferentes localiza&ccedil;&otilde;es: cervicofacial, abdominop&eacute;lvica e pulmonar <SUP>10,8,6,5</SUP>. A localiza&ccedil;&atilde;o cervicofacial &eacute; a mais comum <SUP>12</SUP>, podendo acometer as regi&otilde;es: perimandibular, laterocervical, gl&acirc;ndulas salivares maiores, assoalho de boca, mass&eacute;ter, espa&ccedil;o parafaringeano e maxilar superior. Entre os fatores predisponentes da actinomicose cervicofacial, destacam&#45;se exodontias pr&eacute;vias; presen&ccedil;a de c&aacute;rie dent&aacute;ria; presen&ccedil;a de cistos de origem inflamat&oacute;ria; ingest&atilde;o de corpos estranhos, ou ainda, causas idiop&aacute;ticas <SUP>13</SUP>.</font></p>     <p><font size="2" face="Verdana">A actinomicose pode apresentar&#45;se clinicamente como uma infec&ccedil;&atilde;o aguda, de r&aacute;pida progress&atilde;o ou como uma les&atilde;o cr&ocirc;nica que se dissemina lentamente, com forma&ccedil;&atilde;o de fibrose. A les&atilde;o caracteriza&#45;se pela presen&ccedil;a de uma massa endurecida, circundada por parede fibrosa com &aacute;rea de abscesso central e secre&ccedil;&atilde;o purulenta <SUP>1</SUP>. A secre&ccedil;&atilde;o purulenta tende a se concentrar nos tecidos, difunde&#45;se atrav&eacute;s dos tecidos moles, drenando, por vezes, atrav&eacute;s de m&uacute;ltiplas f&iacute;stulas. A secre&ccedil;&atilde;o pode ou n&atilde;o ter grandes part&iacute;culas amareladas que representam col&ocirc;nias de bact&eacute;rias, denominadas de gr&acirc;nulos sulf&uacute;ricos <SUP>12</SUP>.</font></p>     <p><font size="2" face="Verdana">O diagn&oacute;stico diferencial de actinomicose &eacute; geralmente dif&iacute;cil, pois seu come&ccedil;o &eacute; insidioso, e seus sintomas confundem&#45;se com os da celulite generalizada, outras infec&ccedil;&otilde;es comuns de tecido subcut&acirc;neo, ou at&eacute; mesmo, neoplasias. O diagn&oacute;stico consiste em caracterizar gr&acirc;nulos sulfurosos no material (tecido ou exudato) de uma les&atilde;o suspeita, realizar a an&aacute;lise histopatol&oacute;gica por cultura do tecido biopsiado <SUP>14</SUP>.</font></p>     <p><font size="2" face="Verdana">O tratamento da actinomicose consiste de debridamento cir&uacute;rgico da les&atilde;o e terapia antibi&oacute;tica por tempo prolongado <SUP>1</SUP>.</font></p>     <p><font size="2" face="Verdana">Este trabalho tem como objetivo o de relatar um caso cl&iacute;nico de actinomicose cervicofacial e apontar seus m&eacute;todos de diagn&oacute;stico, evolu&ccedil;&atilde;o cl&iacute;nica e tratamento.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>RELATO DE CASO CL&Iacute;NICO</b></font></p>     <p><font size="2" face="Verdana">Paciente J.S.O., feminino, 42 anos, compareceu ao ambulat&oacute;rio do Servi&ccedil;o de Cirurgia Buco&#45;Maxilo&#45;Facial e Estomatologia do Hospital Santa Casa de Miseric&oacute;rdia (S&atilde;o F&eacute;lix&#45;BA), com queixa de "incha&ccedil;o" no rosto. Durante a anamnese, foi constatado que a paciente era portadora de defici&ecirc;ncia mental, o que dificultou o relato da hist&oacute;ria natural da doen&ccedil;a, incluindo poss&iacute;veis fatores desencadeantes, sintomatologia e evolu&ccedil;&atilde;o.</font></p>     <p><font size="2" face="Verdana">Ao exame f&iacute;sico extrabucal, foi observado aumento de volume palp&aacute;vel em tecido mole na hemiface direita, de consist&ecirc;ncia mole com flutua&ccedil;&otilde;es (<a href="#fig01">Figura 1</a>), estendendo&#45;se da regi&atilde;o temporal at&eacute; a cervical. Al&eacute;m disso, constatou&#45;se presen&ccedil;a de m&uacute;ltiplas f&iacute;stulas com drenagem espont&acirc;nea de secre&ccedil;&atilde;o purulenta (<a href="#fig02">Figura 2</a>).</font></p>     <p><a name="fig01"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig01.jpg"></p>     <p>&nbsp;</p>     <p><a name="fig02"></a></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig02.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Ao exame intrabucal, p&ocirc;de&#45;se perceber as prec&aacute;rias condi&ccedil;&otilde;es dent&aacute;rias e periodontais, com in&uacute;meras les&otilde;es de c&aacute;rie, algumas bastante extensas, inflama&ccedil;&atilde;o gengival, c&aacute;lculo e aus&ecirc;ncia de v&aacute;rios dentes.</font></p>     <p><font size="2" face="Verdana">Diante dos achados cl&iacute;nicos, as hip&oacute;teses de diagn&oacute;stico foram actinomicose c&eacute;rvico&#45;facial. Foram solicitados exames laboratoriais de rotina, radiografia panor&acirc;mica da face e ultrassonografia.</font></p>     <p><font size="2" face="Verdana">Ap&oacute;s sete dias, a paciente retornou com os exames solicitados. Foram encontrados padr&otilde;es de normalidade nos exames laboratoriais de rotina. Logo, os achados destes foram inespec&iacute;ficos para o diagn&oacute;stico de infec&ccedil;&atilde;o. Na radiografia panor&acirc;mica, observou&#45;se a presen&ccedil;a de v&aacute;rias les&otilde;es de c&aacute;rie, algumas com comprometimento pulpar, reabsor&ccedil;&atilde;o &oacute;ssea periodontal e aus&ecirc;ncias dent&aacute;rias (<a href="#fig03">Figura 3</a>). No exame de ultrassonografia da hemiface direita, foram observadas imagens hipoecoicas, homog&ecirc;neas, nodulares, fusiformes, bem delimitadas, isoladas, localizadas em cadeia cervical anterior, sugestivos de linfonodos reacionais.</font></p>     <p><a name="fig03"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig03.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Devido as poucas evid&ecirc;ncias de infec&ccedil;&atilde;o nos exames laboratoriais e poss&iacute;vel suspeita de tumor na regi&atilde;o afetada, tamb&eacute;m foi solicitada a tomografia computadorizada. Nesse exame, utilizando cortes axiais e coronais, observou&#45;se aumento de volume em tecidos moles, estendendo&#45;se do espa&ccedil;o mastigat&oacute;rio at&eacute; a regi&atilde;o temporal &agrave; direita (<a href="#fig04">Figura 4</a>). No espa&ccedil;o mastigat&oacute;rio, o coeficiente de atenua&ccedil;&atilde;o era de 6,7 UH compat&iacute;vel com edema.</font></p>     ]]></body>
<body><![CDATA[<p><a name="fig04"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig04.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">A tumefa&ccedil;&atilde;o aumentou progressivamente, no per&iacute;odo de uma semana, principalmente na regi&atilde;o periauricular. Essa regi&atilde;o foi escolhida para interven&ccedil;&atilde;o devido ao aumento de volume e &agrave; presen&ccedil;a de flutua&ccedil;&otilde;es, sendo realizada drenagem da secre&ccedil;&atilde;o e obten&ccedil;&atilde;o de tecido (tecido de granula&ccedil;&atilde;o e secre&ccedil;&atilde;o purulenta) para an&aacute;lise histopatol&oacute;gica, al&eacute;m da coloca&ccedil;&atilde;o de um dreno flex&iacute;vel, do tipo Pen Rose. O tratamento medicamentoso constou do uso de 2g de Ampicilina endovenosa, 30 minutos antes da drenagem e manuten&ccedil;&atilde;o durante o per&iacute;odo de internamento de 1 g de ampicilina endovenosa de 8 em 8 horas; ap&oacute;s alta hospitalar amoxicilina, via oral, 500 mg de 8 em 8 horas, por 15 dias, o que n&atilde;o foi realizado pela paciente devido as suas restri&ccedil;&otilde;es ps&iacute;quicas.</font></p>     <p><font size="2" face="Verdana">Na an&aacute;lise dos cortes histol&oacute;gicos, foram utilizadas colora&ccedil;&otilde;es de Hematoxilina &amp; Eosina e colora&ccedil;&otilde;es especiais. O PAS (&aacute;cido peri&oacute;dico de Schiff) evidenciou hifas delgadas perif&eacute;ricas &agrave;s estruturas vesiculares tamb&eacute;m PAS positivas (<a href="#fig05">Figura 5</a>). Pela colora&ccedil;&atilde;o do Grocott, observou&#45;se &aacute;rea central com grande quantidade de col&ocirc;nias emaranhadas e enegrecidas. Al&eacute;m disso, presen&ccedil;a de ves&iacute;culas perif&eacute;ricas degeneradas com discretas colora&ccedil;&otilde;es acastanhadas (<a href="#fig06">Figura 6</a>). E, por &uacute;ltimo, a colora&ccedil;&atilde;o pelo Fite&#45;Faraco demonstrou por&ccedil;&atilde;o central do gr&atilde;o formado por hifas negativas e periferia das ves&iacute;culas negativas. Os achados histopatol&oacute;gicos de processo inflamat&oacute;rio cr&ocirc;nico com microabscessos, tecido de granula&ccedil;&atilde;o e presen&ccedil;a de gr&atilde;os. Os achados histopatol&oacute;gicos foram sugestivos de micetoma actinomic&oacute;tico. A analise microbiol&oacute;gica do material da les&atilde;o, para confirma&ccedil;&atilde;o etiol&oacute;gica, demonstrou resultado inespec&iacute;fico.</font></p>     <p><a name="fig05"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig05.jpg"></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><a name="fig06"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig06.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">A partir dos resultados histopatol&oacute;gicos obtidos, instituiu&#45;se um protocolo terap&ecirc;utico, penicilina benzatina 10.000.000 UI, injet&aacute;vel, por semana, durante quatro meses. A paciente seguiu a terapia recomendada, apresentando regress&atilde;o do processo infeccioso e melhora do aspecto f&iacute;sico no per&iacute;odo observado (<a href="#fig07">Figura 7</a>).</font></p>     <p><a name="fig07"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rctbmf/v10n1/a04fig07.jpg"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Quanto &agrave; proserva&ccedil;&atilde;o do caso, ap&oacute;s a resolu&ccedil;&atilde;o do quadro infeccioso, a paciente recebeu alta. Em se tratando de uma paciente portadora de defici&ecirc;ncia mental, moradora de outro munic&iacute;pio e de baixo recurso econ&ocirc;mico, talvez isso tenha contribu&iacute;do para que ela n&atilde;o retornasse para o Centro de Diagn&oacute;stico.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>DISCUSS&Atilde;O</b></font></p>     <p><font size="2" face="Verdana">O actinomyces &eacute; um microorganismo presente na microbiota bucal humana, e sua patogenicidade &eacute; relativamente rara, entretanto pode desenvolver&#45;se como uma infec&ccedil;&atilde;o progressiva, quando o meio se torna prop&iacute;cio, causado por les&otilde;es teciduais por trauma ou cirurgias <SUP>12</SUP>. Alguns autores afirmam que diabetes, imunossupress&atilde;o e neoplasias malignas contribuem para o desenvolvimento da doen&ccedil;a <SUP>1</SUP>. A osteorradionecrose tamb&eacute;m foi citada como uma condi&ccedil;&atilde;o que resulta numa maior susceptibilidade a infec&ccedil;&otilde;es por Actinomyces <SUP>3</SUP>. No presente caso, observaram&#45;se les&otilde;es intrabucais que potencialmente poderiam estabelecer uma "porta de entrada", seja atrav&eacute;s do periodonto, via pulpar ou alveolar, para o Actinomyces.</font></p>     <p><font size="2" face="Verdana">As les&otilde;es actinomic&oacute;ticas usualmente apresentam m&uacute;ltiplos abscessos que drenam exsudato purulento com microcol&ocirc;nias de bact&eacute;rias de colora&ccedil;&atilde;o amarelada, tendo aspecto de "gr&acirc;nulos de enxofre" e podem ser observadas na cultura e no tecido <SUP>12,9</SUP>. Por&eacute;m macroscopicamente os gr&acirc;nulos sulf&uacute;ricos podem n&atilde;o ser evidentes no conte&uacute;do drenado, conforme foi observado neste caso <SUP>13</SUP>. </font></p>     <p><font size="2" face="Verdana">Nesta paciente, foi observada linfoadenopatia cervical associada. O envolvimento ganglionar &eacute; incomum na actinomicose, porque usualmente o actinomyces n&atilde;o obedece &agrave; drenagem linf&aacute;tica e vascular, exceto quando os linfonodos forem envolvidos pelo processo, o que pode ajudar a diferenciar a actinomicose de patologias prim&aacute;rias malignas dos linfonodos <SUP>10,12</SUP>.</font></p>     <p><font size="2" face="Verdana">Infiltrado inflamat&oacute;rio agudo com presen&ccedil;a de linf&oacute;citos e histi&oacute;citos, col&ocirc;nias de bact&eacute;rias filamentosas e radiadas, circundados por leuc&oacute;citos polimorfonucleares neutr&oacute;filos s&atilde;o os achados histopatol&oacute;gicos comumente encontrados <SUP>13</SUP>. No presente relato, o material coletado foi submetido ao exame histopatol&oacute;gico no qual a combina&ccedil;&atilde;o dos achados morfol&oacute;gicos e hispatol&oacute;gicos sugeriu o diagn&oacute;stico de micetoma actinomic&oacute;tico, por&eacute;m foi solicitada cultura da les&atilde;o para confirma&ccedil;&atilde;o etiol&oacute;gica.</font></p>     <p><font size="2" face="Verdana">Sabe&#45;se, por&eacute;m, que as t&eacute;cnicas de cultura podem n&atilde;o ser conclusivas, pois ocorrem contamina&ccedil;&otilde;es com outros microorganismos <SUP>13</SUP>, como ocorreu no caso aqui relatado. Outros m&eacute;todos de diagn&oacute;stico, como PCR (Rea&ccedil;&atilde;o em Cadeia da Polimerase), s&atilde;o mais sens&iacute;veis para a detec&ccedil;&atilde;o do actinomyces <SUP>3</SUP>. O PCR n&atilde;o foi solicitado, pois essa paciente foi acompanhada em um servi&ccedil;o de sa&uacute;de p&uacute;blica que n&atilde;o dispunha desse recurso.</font></p>     <p><font size="2" face="Verdana">Os achados imaginol&oacute;gicos associados aos dados cl&iacute;nicos conduziram &agrave; hip&oacute;tese diagn&oacute;stica de actinomicose e ao planejamento cir&uacute;rgico.  Apesar de n&atilde;o terem sido conclusivos para o diagn&oacute;stico definitivo de actinomicose, esses exames contribu&iacute;ram para descartar outras poss&iacute;veis patologias, como processos infecciosos comuns e altera&ccedil;&otilde;es tumorais <SUP>15</SUP>.</font></p>     <p><font size="2" face="Verdana">Dentre os diferentes tipos de actinomicose, &eacute; importante ressaltar que a actinomicose cervicofacial &eacute; a mais comum: 50 a 70 % dos casos relatados na literatura <SUP>2</SUP>. Os locais acometidos podem ser mucosa bucal <SUP>1</SUP>, regi&atilde;o periapical <SUP>7,4</SUP>, superf&iacute;cie de implantes dent&aacute;rios <SUP>11</SUP>, gl&acirc;ndulas salivares maiores <SUP>2</SUP> e tecidos &oacute;sseos desvitalizados ap&oacute;s irradia&ccedil;&atilde;o <SUP>3.</SUP></font></p>     <p><font size="2" face="Verdana">O tratamento da actinomicose consiste no debridamento cir&uacute;rgico da les&atilde;o associada &agrave; antibioticoterapia prolongada. Os Actinomyces s&atilde;o suscept&iacute;veis a diversos antibi&oacute;ticos, como penicilinas, clorafenicol, tetraciclinas, eritromicina, clindamicina, esteptomicina e cefalosporina <SUP>2</SUP>. A terapia de escolha foi a ampicilina, por via endovenosa, nos primeiros momentos p&oacute;s&#45;cir&uacute;rgicos e amoxicilina ap&oacute;s alta hospitalar. A medica&ccedil;&atilde;o por via oral n&atilde;o foi utilizada devido &agrave;s restri&ccedil;&otilde;es ps&iacute;quicas da paciente. A partir dos resultados histopatol&oacute;gicos, foi institu&iacute;da a penicilina benzatina 10.000.000 UI, semanalmente, por quatro meses. </font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="verdana"><b>CONSIDERA&Ccedil;&Otilde;ES FINAIS</b></font></p>     <p><font size="2" face="Verdana">A actinomicose cervicofacial &eacute; um processo infeccioso relativamente incomum, de dif&iacute;cil diagn&oacute;stico, que requer confirma&ccedil;&atilde;o histopatol&oacute;gica e realiza&ccedil;&atilde;o de testes de cultura apropriados. O conhecimento e a institui&ccedil;&atilde;o da terapia adequada s&atilde;o imprescind&iacute;veis para resolu&ccedil;&atilde;o do quadro infeccioso, reafirmando que a associa&ccedil;&atilde;o do tratamento cir&uacute;rgico e antibioticoterapia prolongada &eacute; a conduta mais adequada.</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. Alamillos&#45;Granados FJ, Dean&#45;Ferrer A, Garc&iacute;a&#45;L&oacute;pez A, L&oacute;pez&#45;Rubio F.Actinomycotic ulcer of the oral mucosa: an unusual presentation of oral actinomycosis. Br J Oral Maxillofac Surg. 2000 Apr;38(2):121&#45;3.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438159&pid=S1808-5210201000010000400001&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. Bubbico L, Caratozzolo M, Nardi F, Ruoppolo G, Greco A, Venditti M. Actinomycosis of submandibular gland: an unusual presentation. Acta Otorhinolaryngol Ital. 2004 Feb;24(1):37&#45;9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438161&pid=S1808-5210201000010000400002&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">3. Hansen T, Kunkel M, Kirkpatrick CJ, Weber A. Actinomyces in infected osteoradionecrosis&#45;underestimated? Hum Pathol. 2006 Jan;37(1):61&#45;7. Epub 2005 Nov 28.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438163&pid=S1808-5210201000010000400003&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">4. Hirshberg A, Tsesis I, Metzger Z, Kaplan I. Periapical actinomycosis: a clinicopathologic study. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2003 May;95(5):614&#45;20.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438165&pid=S1808-5210201000010000400004&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">5. Julian KG, de Flesco L, Clarke LE, Parent LJ. Actinomyces viscosus endocarditis requiring aortic valve replacement. J Infect. 2005 May;50(4):359&#45;62.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438167&pid=S1808-5210201000010000400005&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">6. Kalaichelvan V, Maw AA, Singh K. Actinomyces in cervical smears of women using the intrauterine device in Singapore. Contraception. 2006 Apr;73(4):352&#45;5. Epub 2005 Nov 2.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438169&pid=S1808-5210201000010000400006&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">7. Kalfas S, Figdor D, Sundqvist G. A new bacterial species associated with failed endodontic treatment: identification and description of Actinomyces radicidentis. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2001 Aug;92(2):208&#45;14.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438171&pid=S1808-5210201000010000400007&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">8. Kayikcioglu F, Akif Akgul M, Haberal A, Faruk Demir O. Actinomyces infection in female genital tract. Eur J Obstet Gynecol Reprod Biol. 2005 Jan 10;118(1):77&#45;80.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438173&pid=S1808-5210201000010000400008&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">9. Marrs CR, Sebelik ME, Hodges JM. Actinomycosis presenting as a temporal mass. Otolaryngol Head Neck Surg. 2005 Jan;132(1):163&#45;4.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438175&pid=S1808-5210201000010000400009&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">10. Park JK, Lee HK, Ha HK, Choi HY, Choi CG. Cervicofacial actinomyocosis: CT and MR imaging findings in seven patients. AJNR Am J Neuroradiol. 2003 Mar;24:331&#45;35.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438177&pid=S1808-5210201000010000400010&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">11. Sarkonen N, K&ouml;n&ouml;nen E, Eerola E, K&ouml;n&ouml;nen M, Jousimies&#45;Somer H, Laine P. Characterization of Actinomyces species isolated from failed dental implant fixtures. Anaerobe. 2005 Aug;11(4):231&#45;7. Epub 2005 Apr 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=438179&pid=S1808-5210201000010000400011&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">12. Stewart AE, Palma JR, Amsberry JK. Cervicofacial actinomycosis. Otolaryngol Head Neck Surg. 2005 Jun;132(6):957&#45;9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438181&pid=S1808-5210201000010000400012&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">13. Teixidor MC, Gimbernat JMT, L&oacute;pez GG, Roselllo MV. La punci&oacute;n aspiraci&oacute;n con aguja fina (PAAF) en el diagn&oacute;stico de actinomicosis cervicofacial: estudio de 15 casos. Med Oral Patol Oral Cir Bucal. 2004;9:464&#45;70.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438183&pid=S1808-5210201000010000400013&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">14. Topazian RG, Golberg MH. Infec&ccedil;&otilde;es maxilofaciais e orais. 3 ed. S&atilde;o Paulo: Santos;1997. p.557&#45;77.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438185&pid=S1808-5210201000010000400014&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">15. Wagner JC, Gomes JP, Volkweis M.R. Exames por imagem como auxiliares para diagn&oacute;stico de Actinomicose Cervicofacial. Rev Cir Traumat Buco&#45;Maxilo&#45;Facial, 2002 jul/dez; 2(2): 9&#45;16.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=438187&pid=S1808-5210201000010000400015&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b><a name="nt"></a><a href="#tx"><img src="/img/revistas/rctbmf/v10n1/seta.jpg" border="0"></a> Endere&ccedil;o para correspond&ecirc;ncia</b>    <br>  Gleicy Gabriela V. S. Carneiro      <br> <a href="mailto:gspinola@hotmail.com">gspinola@hotmail.com</a>    ]]></body>
<body><![CDATA[<br>  Rua Adenil Falc&atilde;o, 1836 &#45; Bras&iacute;lia     <br> CEP: 44062&#45;160 Feira de Santana &#150; Bahia </font></p>     <p><font size="2" face="Verdana">Recebido em 04/02/2009     <br> Aprovado em  24/04/2009</font></p>      ]]></body>
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