<?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>0004-5276</journal-id>
<journal-title><![CDATA[Revista da Associacao Paulista de Cirurgioes Dentistas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Assoc. Paul. Cir. Dent.]]></abbrev-journal-title>
<issn>0004-5276</issn>
<publisher>
<publisher-name><![CDATA[Associacão Paulista de Cirurgiões-Dentistas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0004-52762012000200008</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Avaliação clínica e tratamento das complicações bucais pós quimioterapia e radioterapia]]></article-title>
<article-title xml:lang="en"><![CDATA[Clinical evaluation and treatment of oral complications after chemotherapy and radiotherapy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Centurion]]></surname>
<given-names><![CDATA[Bruna Stuchi]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garcias]]></surname>
<given-names><![CDATA[Alexandre Simões]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rubira-Bullen]]></surname>
<given-names><![CDATA[Izabel Regina Fischer]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Paulo Sérgio da Silva]]></surname>
<given-names><![CDATA[Santos]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,FOB USP Departamento de Estomatologia]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,FOB USP Departamento de Estomatologia]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,FOB USP Departamento de Estomatologia]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A04">
<institution><![CDATA[,FOB USP Departamento de Estomatologia]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2012</year>
</pub-date>
<volume>66</volume>
<numero>2</numero>
<fpage>136</fpage>
<lpage>141</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_arttext&amp;pid=S0004-52762012000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_abstract&amp;pid=S0004-52762012000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://revodonto.bvsalud.org/scielo.php?script=sci_pdf&amp;pid=S0004-52762012000200008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Este caso clínico se propõe a demonstrar a efetividade de opções terapêuticas para a o tratamento de complicações bucais decorrentes da quimioterapia e radioterapia. Paciente do gênero feminino, 48 anos de idade, leucoderma, com histórico de neoplasia de cabeça e pescoço com recidivas, apresentou complicações decorrentes da quimioterapia e radioterapia: mucosite oral, xerostomia, candidíase pseudomembranosa e herpes simples. As lesões foram tratadas respectivamente com laser de baixa intensidade, saliva artificial e lanolina médica, bochechos com nistatina e aciclovir sistêmico. Todos os tratamentos foram efetivos e bem tolerados pela paciente. O conhecimento do Cirurgião-Dentista, especialmente do Estomatologista quanto ao diagnóstico e tratamento das complicações bucais decorrentes da terapia antineoplásica foram fundamentais para a melhora na qualidade de vida da paciente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[This case report aims to demonstrate the effectiveness of therapeutic options for the treatment of oral complications after chemotherapy and radiotherapy. A female patient, a 48-year-old Caucasian with a history of head and neck neoplasms with recurrences, was referred to our clinic 1 month after the end of the radiotherapy sessions. She presented oral mucositis, hyposalivation, pseudomembranous candidiasis, and herpes simplex. The lesions were treated respectively with Low Level Laser Therapy, artificial saliva, medical lanolin, nystatin oral suspension, and systemic acyclovir. These treatments were successful and sustained by the patient. The knowledge of dentists, especially stomatologists, in the diagnosis and treatment of complications arising from oral antineoplastic therapy were fundamental to improving the patient's quality of life.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[neoplasias de cabeça e pescoço]]></kwd>
<kwd lng="pt"><![CDATA[estomatite]]></kwd>
<kwd lng="pt"><![CDATA[quimioterapia]]></kwd>
<kwd lng="pt"><![CDATA[radioterapia]]></kwd>
<kwd lng="en"><![CDATA[head and neck neoplasms]]></kwd>
<kwd lng="en"><![CDATA[stomatitis]]></kwd>
<kwd lng="en"><![CDATA[drug therapy]]></kwd>
<kwd lng="en"><![CDATA[radiotherapy]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>RELATO DE CASO CL&Iacute;NICO</b></font></p>     <p>&nbsp;</p>     <p><font size="4" face="Verdana, Arial, Helvetica, sans-serif"><a name="top"/></a><B>Avalia&ccedil;&atilde;o cl&iacute;nica e tratamento das   complica&ccedil;&otilde;es bucais p&oacute;s quimioterapia e radioterapia</B></font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B>Clinical evaluation and treatment of oral complications after chemotherapy and radiotherapy</B></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Bruna Stuchi Centurion<sup>I</sup>; Alexandre Sim&otilde;es Garcias<sup>II</sup>; Izabel Regina Fischer Rubira-Bullen<sup>III</sup>; Paulo S&eacute;rgio da Silva Santos<sup>IV</sup></b></font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"> <sup>I</sup>Mestre em Estomatologia pela Faculdade de Odontologia de Bauru - Universidade de S&atilde;o Paulo (FOB/USP) - Doutoranda em Estomatologia, Departamento de Estomatologia da FOB/USP, S&atilde;o Paulo, Brasil    <br> <sup>II</sup>Gradua&ccedil;&atilde;o em Biologia - Mestrando em Patologia Bucal, Departamento de Estomatologia da FOB/USP, S&atilde;o Paulo, Brasil    ]]></body>
<body><![CDATA[<br> <sup>III</sup>Livre docente em Estomatologia - Professora Associada do Departamento de Estomatologia da FOB/USP, S&atilde;o Paulo, Brasil    <br> <sup>IV</sup>Doutor em Patologia Bucal - Professor Doutor do Departamento de Estomatologia da FOB/USP, S&atilde;o Paulo, Brasil    <br> </font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><a href="#back">Autor para correspond&ecirc;ncia</a></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p> <hr size="1" noshade>     <p>&nbsp;</p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>RESUMO</b> </font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Este caso cl&iacute;nico se prop&otilde;e a demonstrar a efetividade de op&ccedil;&otilde;es terap&ecirc;uticas para a o   tratamento de complica&ccedil;&otilde;es bucais decorrentes da quimioterapia e radioterapia. Paciente do   g&ecirc;nero feminino, 48 anos de idade, leucoderma, com hist&oacute;rico de neoplasia de cabe&ccedil;a e pesco&ccedil;o   com recidivas, apresentou complica&ccedil;&otilde;es decorrentes da quimioterapia e radioterapia: mucosite   oral, xerostomia, candid&iacute;ase pseudomembranosa e herpes simples. As les&otilde;es foram tratadas   respectivamente com laser de baixa intensidade, saliva artificial e lanolina m&eacute;dica, bochechos   com nistatina e aciclovir sist&ecirc;mico. Todos os tratamentos foram efetivos e bem tolerados pela   paciente. O conhecimento do Cirurgi&atilde;o-Dentista, especialmente do Estomatologista quanto ao   diagn&oacute;stico e tratamento das complica&ccedil;&otilde;es bucais decorrentes da terapia antineopl&aacute;sica foram fundamentais para a melhora na qualidade de vida da paciente.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><B>Descritores: </B>neoplasias de cabe&ccedil;a e pesco&ccedil;o; estomatite; quimioterapia; radioterapia</font></p> <hr size="1" noshade>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><B>ABSTRACT</B> </font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">This case report aims to demonstrate the effectiveness of therapeutic options for the treatment   of oral complications after chemotherapy and radiotherapy. A female patient, a 48-year-old Caucasian with a history of head and neck neoplasms with recurrences, was referred to our   clinic 1 month after the end of the radiotherapy sessions. She presented oral mucositis, hyposalivation,   pseudomembranous candidiasis, and herpes simplex. The lesions were treated respectively   with Low Level Laser Therapy, artificial saliva, medical lanolin, nystatin oral suspension, and   systemic acyclovir. These treatments were successful and sustained by the patient. The knowledge   of dentists, especially stomatologists, in the diagnosis and treatment of complications arising from oral antineoplastic therapy were fundamental to improving the patient's quality of life.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><B>Descriptors: </B>head and neck neoplasms; stomatitis; drug therapy; radiotherapy</font> </p> <hr noshade size="1">     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> RELEV&Acirc;NCIA CL&Iacute;NICA</B></font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Abordar a efic&aacute;cia do tratamento das complica&ccedil;&otilde;es bucais geradas pelo tratamento de radio e quimioterapia.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> INTRODU&Ccedil;&Atilde;O</B></font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">C&acirc;ncer de cabe&ccedil;a e pesco&ccedil;o &eacute; um termo coletivo definido por   bases anat&ocirc;mico-topogr&aacute;ficas para descrever tumores malignos   do trato aerodigestivo superior. Esta regi&atilde;o anat&ocirc;mica inclui a cavidade   oral, laringe e faringe (compreende a orofaringe, hipofaringe   e nasofaringe)<sup>1</sup>. O carcinoma de nasofaringe tem diferente distribui&ccedil;&atilde;o   geogr&aacute;fica e &eacute;tnica quando comparado a outros tumores   de cabe&ccedil;a e pesco&ccedil;o, com 64.798 casos relatados em 2000<sup>2</sup>, com incid&ecirc;ncia de 1:100.000 em caucasianos<sup>3</sup>.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">As op&ccedil;&otilde;es de tratamento para o c&acirc;ncer de cabe&ccedil;a e pesco&ccedil;o   s&atilde;o cirurgia, radioterapia e quimioterapia, as quais podem   ser utilizadas de forma isolada ou combinada. A radioterapia   e a quimioterapia s&atilde;o terap&ecirc;uticas que causam toxicidade aos   tecidos bucais desencadeando efeitos adversos que ir&atilde;o comprometer   diretamente a qualidade de vida dos pacientes<sup>4,5</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A literatura discute op&ccedil;&otilde;es de esquemas terap&ecirc;uticos para   o tratamento das complica&ccedil;&otilde;es da radioterapia e quimioterapia,   por&eacute;m n&atilde;o existem estudos randomizados e controlados   para muitas das op&ccedil;&otilde;es terap&ecirc;uticas que s&atilde;o sugeridas para   o uso cl&iacute;nico, logo elas devem ser utilizadas com precau&ccedil;&atilde;o e   com indica&ccedil;&atilde;o precisa para cada caso<sup>5,6</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Este caso cl&iacute;nico se prop&otilde;e a demonstrar e confirmar a   efetividade de algumas op&ccedil;&otilde;es terap&ecirc;uticas para a o tratamento   de complica&ccedil;&otilde;es bucais decorrentes da quimioterapia   e da radioterapia.</font></p>     <p>&nbsp;</p>       <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> RELATO DE CASO</B></font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">   Paciente do g&ecirc;nero feminino, 48 anos de idade, leucoderma,   com diagn&oacute;stico h&aacute; tr&ecirc;s anos de carcinoma pouco   diferenciado de nasofaringe (lado direito), quando foi realizada   a cirurgia para a remo&ccedil;&atilde;o do tumor e esvaziamento   ganglionar do lado direito, radioterapia convencional em face   e regi&atilde;o cervical com dose total de 4.500 CGy. Na sequ&ecirc;ncia   foi submetida a quimioterapia (Fluouracil + Cisplatina). Ap&oacute;s   dois anos do diagn&oacute;stico inicial do carcinoma de nasofaringe,   houve met&aacute;stase na regi&atilde;o de borda lateral de l&iacute;ngua do lado   esquerdo, a paciente foi submetida a esvaziamento cervical   esquerdo, e novas sess&otilde;es de quimioterapia (Carboplatina +   Epirrubicina + Etoposide). Ap&oacute;s este &uacute;ltimo ciclo de quimioterapia   houve o aparecimento de outra met&aacute;stase na regi&atilde;o   de base de l&iacute;ngua do lado direito, com esse diagn&oacute;stico foi   institu&iacute;da a terapia antineopl&aacute;sica por radioterapia (IMRT&ndash;  Terapia com intensidade modulada, dose total de 6956 CGy) e   quimioterapia adjuvante.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"> Um m&ecirc;s ap&oacute;s as ultimas sess&otilde;es de radioterapia, a paciente   procurou o atendimento odontol&oacute;gico com queixa de dor   bucal, sensa&ccedil;&atilde;o de boca seca, dificuldade na alimenta&ccedil;&atilde;o e na   fala. Os diagn&oacute;sticos cl&iacute;nicos para essas queixas foram mucosite   oral, xerostomia, disfagia e disfasia. Diante das v&aacute;rias manifesta&ccedil;&otilde;es   optamos por descrev&ecirc;-las em t&oacute;picos juntamente   com as respectivas terap&ecirc;uticas aplicadas.</font></p>     <p>&nbsp;</p>       <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> MUCOSITE ORAL</B></font></p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">   Ao exame bucal foram visualizadas m&uacute;ltiplas les&otilde;es ulceradas,   com fundo fibrinoso, envoltas por pseudomembranas   confluentes localizadas nas regi&otilde;es de mucosa jugal do lado   direito e esquerdo, pr&oacute;ximas &agrave; regi&atilde;o de terceiros molares inferiores,   nas regi&otilde;es laterais de l&iacute;ngua, assoalho bucal e palato   mole (<a href="#fig01">Figura 1</a>). Classificamos como mucosite oral grau   III (OMS, 1979) e a queixa de dor da paciente atingia n&iacute;vel   m&aacute;ximo 10 pela gradua&ccedil;&atilde;o EVA (Escala Visual Anal&oacute;gica).</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Para estes sinais e sintomas as op&ccedil;&otilde;es terap&ecirc;uticas medicamentosas   foram cloridrato de benzidamina (6 x ao dia),   digluconato de clorexidina a 0,12% sem &aacute;lcool (2 x ao dia),   para o al&iacute;vio da dor e efeito antimicrobiano t&oacute;pico respectivamente.   Como terapia complementar, foram realizadas 15   sess&otilde;es de laser terap&ecirc;utico, infravermelho (LBII, 780nm, a   4J/cm2) pontual nas les&otilde;es. A paciente recebeu orienta&ccedil;&atilde;o   de higiene oral, com escova dental ultramacia e dentifr&iacute;cio   de baixa agress&atilde;o sem corante, sacarina e lauril sulfato   de s&oacute;dio, instru&ccedil;&otilde;es a respeito da dieta (evitar alimentos   condimentados ou &aacute;cidos). Para o tratamento da disfagia e   disfasia a paciente recebeu suporte do ambulat&oacute;rio de motricidade   oral do servi&ccedil;o de fonoaudiologia.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Ap&oacute;s sete dias da primeira aplica&ccedil;&atilde;o de laser e dos cuidados   terap&ecirc;uticos, a paciente referiu redu&ccedil;&atilde;o das &uacute;lceras (<a href="#fig02">Figura 2</a>) e al&iacute;vio da dor para 8 mensurada pela EVA (<a href="#graf01">Gráfico 1</a>).</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Nesse caso acreditamos que a gravidade grau III (OMS,   1979) se deva a a&ccedil;&atilde;o da radioterapia associado &agrave; quimioterapia   pr&eacute;via com hist&oacute;rico de mucosite.</font></p>     <p>&nbsp;</p>       <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> XEROSTOMIA</B></font></p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">   Observamos que a paciente apresentava mucosas, l&iacute;ngua   e l&aacute;bios ressecados, e queixa importante de secura oral. Para   estes sinais e sintomas foi indicado o uso de saliva artificial e   umectante labial a base de Lanolina m&eacute;dica.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Com a melhora do quadro cl&iacute;nico de mucosite oral e o uso   das subst&acirc;ncias para a xerostomia, a paciente relatou melhora   significante dos sintomas e notamos clinicamente lubrifica&ccedil;&atilde;o   bucal aumentada e forma&ccedil;&atilde;o de novas papilas linguais.</font></p>     <p>&nbsp;</p>       <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B> INFEC&Ccedil;&Otilde;ES OPORTUNISTAS</B></font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><B> Candid&iacute;ase</B></font></p>       ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">   Observamos les&otilde;es esbranqui&ccedil;adas entremeadas por  &aacute;reas eritematosas que se confundiam com as les&otilde;es de   mucosite oral. Estas les&otilde;es em forma de placas brancas   eram destac&aacute;veis, localizadas em mucosa jugal bilateral, regi&atilde;o   de borda e dorso de l&iacute;ngua, comissura labial bilateral   e face interna dos l&aacute;bios superior e inferior. O tratamento   estabelecido foi suspens&atilde;o de Nistatina 300.000 UI/ml, tr&ecirc;s   vezes ao dia.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">O uso da Nistatina associado &agrave;s outras terap&ecirc;uticas para mucosite   oral e xerostomia, associadas &agrave; melhora da higiene bucal   da paciente, reduziram as les&otilde;es de candid&iacute;ase oral em 30 dias.</font></p>     <p>&nbsp;</p>     <p><a name="fig01"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig01.jpg">     <p>&nbsp;</p>     <p><a name="fig02"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig02.jpg">     ]]></body>
<body><![CDATA[<p>&nbsp;</p>        <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><B> Herpes simples recorrente</B></font></p>      <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">   Durante o tratamento da mucosite oral a paciente apresentou   les&otilde;es vesiculares e bolhosas, com &aacute;reas de &uacute;lceras envolvendo   l&iacute;ngua, l&aacute;bio e mucosa jugal, com suspeita cl&iacute;nica de   infec&ccedil;&atilde;o herp&eacute;tica secund&aacute;ria, com citologia negativa. O correto   diagn&oacute;stico da infec&ccedil;&atilde;o por herpes v&iacute;rus foi dificultado pela   condi&ccedil;&atilde;o cl&iacute;nica bucal da paciente (mucosite oral e candid&iacute;ase).   Com o diagn&oacute;stico cl&iacute;nico a paciente foi tratada com Aciclovir   (800mg/dia/7dias) e houve resolu&ccedil;&atilde;o do quadro cl&iacute;nico.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>DISCUSS&Atilde;O</b> </font></p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Conhecer os efeitos colaterais do tratamento oncol&oacute;gico   ajuda os cl&iacute;nicos a proporcionarem mais conforto aos seus   pacientes e tamb&eacute;m reduzir a morbidade e mortalidade das terapias usadas para o c&acirc;ncer.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Infec&ccedil;&otilde;es de origem odontog&ecirc;nica e/ou periodontal devem   ser removidas previamente &agrave; quimioterapia e radioterapia   para prevenir condi&ccedil;&otilde;es de infec&ccedil;&atilde;o local e secund&aacute;ria em   momentos de imunossupress&atilde;o. Al&eacute;m disto, as complica&ccedil;&otilde;es   bucais podem ser agravadas pelo aumento de biofilme bucal   e infec&ccedil;&otilde;es bucais previamente existentes. Portanto, a adequa&ccedil;&atilde;o   bucal e a orienta&ccedil;&atilde;o de cuidados na higiene oral s&atilde;o   fundamentais antes do in&iacute;cio da terapia antineopl&aacute;sica<sup>4</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Baseado em crit&eacute;rios recentes da literatura seguimos a   conduta de preven&ccedil;&atilde;o de coloniza&ccedil;&atilde;o das &uacute;lceras da mucosite   oral, tanto quimio quanto radioinduzidas, atrav&eacute;s da orienta&ccedil;&atilde;o   t&eacute;cnica de higieniza&ccedil;&atilde;o com escova&ccedil;&atilde;o regular, fio dental   e colut&oacute;rio a base de clorexidina 0,12%<sup>7</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Os principais quimioter&aacute;picos cuja toxicidade se relaciona   ao aparecimento de les&otilde;es de mucosite oral s&atilde;o: Actinomicina   D, Amsacrina, Bleomicina, Citarabina, Daunorrubicina, Docetaxel,   Doxorrubicina, Etoposide, Floxuridina, 5-Fluorouracil,   Methotrexate, Mitoxantrone, Plimacina, Tioguanina, Vinblastina,   Vindesine, Melfalano<sup>8</sup>. A associa&ccedil;&atilde;o terap&ecirc;utica destes   quimioter&aacute;picos &agrave; radioterapia potencializam a incid&ecirc;ncia e   gravidade da mucosite oral. Neste relato de caso a paciente   recebeu Etoposide, 5-Fluorouracil, Cisplatina, Epirrubicina e   Carboplatina, al&eacute;m das sess&otilde;es de radioterapia, o que contribuiu   para a gravidade da mucosite oral.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Com rela&ccedil;&atilde;o ao tipo de radioterapia, o m&eacute;todo IMRT faz   com que a dose de radia&ccedil;&atilde;o desejada atinja o tumor, evitando   a irradia&ccedil;&atilde;o de gl&acirc;ndulas salivares maiores e de outras   estruturas pr&oacute;ximas. Estudos realizados em tumores de nasofaringe   mostraram que 70% do fluxo salivar da gl&acirc;ndula   par&oacute;tida podem ser preservados, com potencial melhora na   irradia&ccedil;&atilde;o do tumor<sup>9</sup>. A paciente deste caso recebeu em um   segundo momento radioterapia pelo m&eacute;todo IMRT e observamos   que ap&oacute;s a melhora de toda a sintomatologia decorrente   das complica&ccedil;&otilde;es do tratamento oncol&oacute;gico houve produ&ccedil;&atilde;o   de saliva, fato este creditado a este m&eacute;todo.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Sabe-se que &eacute; necess&aacute;rio evitar o uso de enxaguat&oacute;rios   que contenham solu&ccedil;&atilde;o alco&oacute;lica e a base de per&oacute;xido de hidrog&ecirc;nio,   devido aos seus efeitos irritantes e secantes sobre a   mucosa oral<sup>5</sup>. O uso de colut&oacute;rios como solu&ccedil;&atilde;o de bicarbonato   de s&oacute;dio, e solu&ccedil;&atilde;o salina isot&ocirc;nica, s&atilde;o produtos sugeridos   para o tratamento da mucosite oral, por&eacute;m nenhum efeito ben&eacute;fico destas solu&ccedil;&otilde;es foi confirmado cientificamente. Embora   o digluconato de clorexidina 0,12% possa diminuir os   n&iacute;veis de bact&eacute;rias e fungos na boca, os estudos em pacientes   submetidos &agrave; radioterapia n&atilde;o demonstraram efeito positivo<sup>6</sup>.</font></p>     <p>&nbsp;</p>     <p><a name="graf01"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08graf01.jpg">     <p>&nbsp;</p>     <p><a name="fig03"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig03.jpg">     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><a name="fig04"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig04.jpg">     <p>&nbsp;</p>     <p><a name="fig05"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig05.jpg">     <p>&nbsp;</p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Para o alivio da dor s&atilde;o frequentemente utilizados anest&eacute;sicos   e analg&eacute;sicos t&oacute;picos, e algumas vezes por via sist&ecirc;mica<sup>6</sup>.   No caso relatado o &uacute;nico f&aacute;rmaco utilizado para o controle da   dor foi o cloridrato de benzidamina, um anti-inflamat&oacute;rio n&atilde;o   esteroidal, que possui propriedades analg&eacute;sicas e antimicrobianas.   Apesar do uso da benzidamina ser comprovadamente   mais efetivo quando usada de forma profil&aacute;tica, n&atilde;o pudemos   avaliar este efeito porque a nossa conduta foi somente terap&ecirc;utica.   O cloridrato de benzidamina &eacute; o &uacute;nico medicamento   dispon&iacute;vel que possui estudos duplo-cegos controle, que   mostram uma redu&ccedil;&atilde;o no grau de mucosite e consequentemente   na dor referida pelos pacientes<sup>10</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Os produtos t&oacute;picos podem aliviar a dor referente &agrave;s les&otilde;es   de mucosite oral, e, portanto como consequ&ecirc;ncia permite   a redu&ccedil;&atilde;o no uso de analg&eacute;sicos sist&ecirc;micos, incluindo   os opioides, logo h&aacute; tamb&eacute;m uma diminui&ccedil;&atilde;o dos efeitos colaterais   que s&atilde;o consequ&ecirc;ncias desses f&aacute;rmacos. Entretanto,   os efeitos da lidoca&iacute;na, difenindramina e do bicarbonato de   s&oacute;dio, t&ecirc;m sido relatados como efeitos de curta dura&ccedil;&atilde;o pelos   pacientes com mucosite. Esses efeitos geralmente persistem   por menos do que meia hora, portanto pouco efetivos<sup>11</sup>.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">O uso do laser terap&ecirc;utico &eacute; atualmente considerado como   uma das terapias promissoras para a preven&ccedil;&atilde;o e o tratamento   da mucosite oral, reduzindo sua gravidade e dura&ccedil;&atilde;o<sup>12</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Uma revis&atilde;o sistem&aacute;tica da literatura com meta an&aacute;lise,   concluiu que o n&iacute;vel de evid&ecirc;ncia &eacute; de moderado a forte a favor da aplica&ccedil;&atilde;o do laser terap&ecirc;utico, para a preven&ccedil;&atilde;o, o   alivio da dor, redu&ccedil;&atilde;o da gravidade e da dura&ccedil;&atilde;o das les&otilde;es   de mucosite. Por&eacute;m, ainda h&aacute; algumas limita&ccedil;&otilde;es, devido ao   pequeno n&uacute;mero de amostra nos estudos e ainda custo alto   para esta terap&ecirc;utica<sup>13</sup>.</font></p>     <p>&nbsp;</p>     <p><a name="fig06"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig06.jpg">     <p>&nbsp;</p>     <p><a name="fig07"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig07.jpg">     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><a name="fig08"></a></p>     <p>&nbsp; </p>     <p align="center"><img src="/img/revistas/apcd/v66n2/a08fig08.jpg">     <p>&nbsp;</p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">O uso do laser terap&ecirc;utico como auxiliar no tratamento   da mucosite oral associado &agrave; quimioterapia tem sido sugerido   pela literatura, por&eacute;m n&atilde;o h&aacute; estudos com recomenda&ccedil;&otilde;es   especificas para essa terapia no manejo da mucosite oral radioinduzida<sup>14</sup>.   Carvalho e cols, 2011 mostraram efetividade   durante o tratamento relacionado ao controle da intensidade   da mucosite e na intensidade da dor relacionada aos   sintomas. Os resultados mostram que a laserterapia durante   a radioterapia foi efetiva no que diz respeito ao controle da   intensidade da mucosite e na dor relacionada &agrave; les&atilde;o. Por&eacute;m,   apesar do resultado ser promissor, os autores sugerem mais   estudos para a defini&ccedil;&atilde;o da dose e quantidade de sess&otilde;es para   os pacientes oncol&oacute;gicos<sup>15</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A xerostomia &eacute; a sensa&ccedil;&atilde;o subjetiva de secura na boca,   est&aacute; associada &agrave; condi&ccedil;&atilde;o de hipossaliva&ccedil;&atilde;o que &eacute; uma das   principais complica&ccedil;&otilde;es bucais p&oacute;s-radioterapia na regi&atilde;o de   cabe&ccedil;a e pesco&ccedil;o<sup>16</sup>. Isto se deve ao comprometimento do par&ecirc;nquima   das gl&acirc;ndulas salivares e consequente instala&ccedil;&atilde;o   de hipofun&ccedil;&atilde;o na secre&ccedil;&atilde;o de saliva. Esta condi&ccedil;&atilde;o afeta de   30 a 70% dos pacientes, e altera de forma impactante a qualidade   de vida dos pacientes. A preven&ccedil;&atilde;o e tratamento da   xerostomia e hipossaliva&ccedil;&atilde;o em pacientes irradiados n&atilde;o t&ecirc;m   fortes evidencias na literatura quanto a efetividade das terapias   t&oacute;picas. Portanto, estudos controles randomizados de   tratamentos t&oacute;picos para boca seca s&atilde;o necess&aacute;rios para fornecerem   evid&ecirc;ncias que guiem o tratamento clinico<sup>17</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">No caso relatado optamos por utilizar somente produtos   de reposi&ccedil;&atilde;o e lubrifica&ccedil;&atilde;o da mucosa oral e l&aacute;bios. A maioria   dos produtos dispon&iacute;veis no mercado &eacute; &agrave; base de carboxymetilcelulose.   Dentre eles, o Oral Balance Gel&reg; &eacute; a op&ccedil;&atilde;o mais   bem tolerada pelos pacientes, al&eacute;m de maior durabilidade do   efeito, tamb&eacute;m observado pela nossa paciente<sup>18</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">O estudo de Warde et al. demonstrou que metade dos pacientes   da amostra avaliada que fizeram uso dos produtos   Biotene e do Oral Balance Gel&reg;, relataram alivio da sensa&ccedil;&atilde;o   de boca seca depois de dois meses de uso dos produtos,   e muitos pacientes notaram melhora no desconforto oral e   durante a alimenta&ccedil;&atilde;o. Essas manifesta&ccedil;&otilde;es de melhora corroboram   com a do caso cl&iacute;nico em quest&atilde;o, por&eacute;m a paciente   nesse caso relatou melhora do quadro cl&iacute;nico de xerostomia   ap&oacute;s a 1a semana de uso do dentifr&iacute;cio Biotene e do Oral Balance   Gel&reg;, mas deve ser levado em considera&ccedil;&atilde;o o uso concomitante   de todas as subst&acirc;ncias j&aacute; relatadas<sup>19</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Como consequ&ecirc;ncia, esses substitutos salivares ajudam a   facilitar a fala e a alimenta&ccedil;&atilde;o. Al&eacute;m destes cuidados, a orienta&ccedil;&atilde;o   nutricional quanto a evitar o uso de alimentos apimentados,   e frutas c&iacute;tricas s&atilde;o importantes diante da friabilidade   e hipersensibilidade das mucosas<sup>20</sup>.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A candid&iacute;ase oral juntamente com o herpes simples recorrente   s&atilde;o as infec&ccedil;&otilde;es oportunistas mais comuns em pacientes   irradiados de cabe&ccedil;a e pesco&ccedil;o, principalmente quando   associado &agrave; xerostomia e hipossaliva&ccedil;&atilde;o<sup>21</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Considerando-se que grande parte dos pacientes sob   radio e quimioterapia podem desenvolver candid&iacute;ase oral,   e suas les&otilde;es pseudomembranosas podem ser confundidas   com &aacute;reas de mucosite oral, recomenda-se fazer o tratamento   preventivo para esta condi&ccedil;&atilde;o. O tratamento da candid&iacute;ase   oral &eacute; feito por antif&uacute;ngico t&oacute;pico e/ou sist&ecirc;micos.   Entre os agentes sist&ecirc;micos mais utilizados est&atilde;o o itraconazol   e o fluoconazol, j&aacute; entre os agentes t&oacute;picos destacam-se   a anfotericina B e a nistatina. Enxaguat&oacute;rios bucais a base   de digluconato de clorexidina possuem propriedades antif&uacute;ngicas,   antibacterianas e efeito antiplaca, por&eacute;m seu uso   n&atilde;o pode ser concomitante ao uso da Nistatina, pois elas se   ligam e tornam-se ineficazes<sup>22,23</sup>.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A infec&ccedil;&atilde;o pelo v&iacute;rus do herpes simples em pacientes com   mucosite oral ocorre normalmente em les&otilde;es mais avan&ccedil;adas   (graus III e IV), podendo acometer de 30 a 50% dos pacientes   sob terapia antineopl&aacute;sica<sup>24</sup>. O tratamento normalmente   escolhido para este tipo de infec&ccedil;&atilde;o &eacute; a aplica&ccedil;&atilde;o t&oacute;pica ou   sist&ecirc;mica de Aciclovir<sup>22</sup> e a laserterapia de baixa pot&ecirc;ncia<sup>25</sup>.   Utilizamos o aciclovir sist&ecirc;mico e a laserterapia, e acreditamos   que esta associa&ccedil;&atilde;o terap&ecirc;utica proporcionou efetividade   do caso relatado ap&oacute;s sete dias.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A escolha do tratamento dessas infec&ccedil;&otilde;es se d&aacute; principalmente   pelo aspecto cl&iacute;nico, pois isolar o v&iacute;rus das les&otilde;es &eacute; um   processo extremamente complicado, j&aacute; que essas aparecem   normalmente junto &agrave;s &uacute;lceras da mucosite oral, locais extremamente   dolorosos e de dif&iacute;cil manuseio. O tratamento do   herpes simples recorrente traz um ganho muito alto na qualidade   de vida do paciente, j&aacute; que sua manifesta&ccedil;&atilde;o &eacute; muito   dolorosa e exacerba os sintomas da mucosite oral<sup>22</sup>.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>CONCLUS&Atilde;O</b> </font></p>       <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"> Os resultados descritos est&atilde;o relacionados a apenas um caso   cl&iacute;nico, cujo tratamento escolhido foi efetivo e proporcionou   melhora na qualidade de vida da paciente. A participa&ccedil;&atilde;o do   Estomatologista no diagn&oacute;stico e manejo odontol&oacute;gico destes   pacientes &eacute; fundamental para o estabelecimento das terap&ecirc;uticas   e a a&ccedil;&atilde;o em parceria com a equipe multidisciplinar, tornando o tratamento do paciente oncol&oacute;gico individualizado.</font></p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Termo de consentimento livre e   esclarecido assinado pela paciente e enviado &agrave; Revista</b></font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><B>REFER&Ecirc;NCIAS </B></font></p>     ]]></body>
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<body><![CDATA[<p>&nbsp;</p>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><a name="back"/></a><a href="#top"><img src="/img/revistas/apcd/v66n2/seta.jpg" border="0" align="absmiddle"/></a><b>Autor para correspond&ecirc;ncia:</b>    <br>   Bruna Stuchi Centurion    <br>   Depto. de Estomatologia    <br>   Al. Dr. Ot&aacute;vio Pinheiro Brisolla, 9-75    <br>   Bauru - S&atilde;o Paulo &ndash; Brasil    <br>   17012-901    <br>   Brasil</font><font size="2" face="Verdana, Arial, Helvetica, sans-serif">    <br> e-mail: <a href="mailto:brcenturion@usp.br" target="_blank">brcenturion@usp.br</a></font></p>      <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Recebido em: dez/2011    ]]></body>
<body><![CDATA[<br>  Aprovado em: mar/2012</b></font></p>      <p>&nbsp;</p>      ]]></body>
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