<?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>0871-3413</journal-id>
<journal-title><![CDATA[Arquivos de Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[Arq Med]]></abbrev-journal-title>
<issn>0871-3413</issn>
<publisher>
<publisher-name><![CDATA[ArquiMed - Edições Científicas AEFMUP ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0871-34132012000200003</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Síndroma de leriche num doente infectado pelo vih]]></article-title>
<article-title xml:lang="en"><![CDATA[Leriche syndrome in an hiv-infected patient]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[Sónia]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tavares]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Almeida]]></surname>
<given-names><![CDATA[Paulo]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pinto]]></surname>
<given-names><![CDATA[Pedro Sá]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guimarães]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Centro Hospitalar de Trás-os-Montes e Alto Douro Hospital de Vila Real ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Hospital Geral de Santo  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</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>26</volume>
<numero>2</numero>
<fpage>65</fpage>
<lpage>68</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0871-34132012000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0871-34132012000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0871-34132012000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Com a maior sobrevida dos doentes infectados pelo VIH graças à eficácia da terapêutica anti-retrovírica, as complicações a longo prazo, nomeadamente as doenças cardiovasculares têm-se assumido como problema de importância crescente. Para além da doença coronária também a doença arterial periférica parece mais prevalente nos doentes infectados pelo vírus. Além dos factores de risco tradicionais, a própria infecção pelo VIH bem como a exposição a terapêutica anti-retrovírica têm sido implicadas na doença aterosclerótica. Os autores descrevem o caso de um jovem infectado pelo VIH, sem experiência prévia de tratamento, , com exuberante doença aterosclerótica aortoilíaca configurando a síndroma de Leriche.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The survival of HIV infected patients has significantly increased due to highly effective antiretroviral therapy, and long term complications, namely cardiovascular diseases, became an increasing health problem. Besides coronary heart disease, peripheral arterial disease seems also more prevalent in patients infected by this virus. In addition to traditional risk factors, HIV infection and antiretroviral therapy exposure have been associated with atherosclerotic disease. The authors report the case of an HIV-infected young adult patient, previously not treated, with open aortoiliac atherosclerotic disease (Leriche’s syndrome).]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Síndroma de Leriche]]></kwd>
<kwd lng="pt"><![CDATA[infecção pelo VIH]]></kwd>
<kwd lng="en"><![CDATA[Leriche´s syndrome]]></kwd>
<kwd lng="en"><![CDATA[HIV infection]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p><b>S&iacute;ndroma de leriche num doente infectado pelo vih</b></p>     <p><b>Leriche syndrome in an hiv-infected patient</b></p>     <p>&nbsp;</p>     <p><b>S&oacute;nia Carvalho<sup>1</sup>, Sandra Tavares<sup>1</sup>, Paulo Almeida<sup>2</sup>, Pedro S&aacute; Pinto<sup>2</sup>, Fernando Guimar&atilde;es<sup>2</sup></b></p>     <p><sup>1</sup> Centro Hospitalar de Tr&aacute;s-os-Montes e Alto Douro – Hospital de Vila Real</p>     <p><sup>2</sup> Hospital Geral de Santo</p>     <p>&nbsp;</p> <a href="#c0">Endere&ccedil;o para Correspond&ecirc;ncia</a><a name="topc0"></a>      <p>&nbsp;</p>     <p><b>RESUMO</b></p>     <p>Com a maior sobrevida dos doentes infectados pelo VIH gra&ccedil;as &agrave; efic&aacute;cia da terap&ecirc;utica anti-retrov&iacute;rica, as complica&ccedil;&otilde;es a longo prazo, nomeadamente as doen&ccedil;as cardiovasculares t&ecirc;m-se assumido como problema de import&acirc;ncia crescente. Para al&eacute;m da doen&ccedil;a coron&aacute;ria tamb&eacute;m a doen&ccedil;a arterial perif&eacute;rica parece mais prevalente nos doentes infectados pelo v&iacute;rus. Al&eacute;m dos factores de risco tradicionais, a pr&oacute;pria infec&ccedil;&atilde;o pelo VIH bem como a exposi&ccedil;&atilde;o a terap&ecirc;utica anti-retrov&iacute;rica t&ecirc;m sido implicadas na doen&ccedil;a ateroscler&oacute;tica. Os autores descrevem o caso de um jovem infectado pelo VIH, sem experi&ecirc;ncia pr&eacute;via de tratamento, , com exuberante doen&ccedil;a ateroscler&oacute;tica aortoil&iacute;aca configurando a s&iacute;ndroma de Leriche.</p>     ]]></body>
<body><![CDATA[<p><b>Palavras-chave</b>: S&iacute;ndroma de Leriche, infec&ccedil;&atilde;o pelo VIH.</p>     <p>&nbsp;</p>     <p><b>ABSTRACT</b></p>     <p>The survival of HIV infected patients has significantly increased due to highly effective antiretroviral therapy, and long term complications, namely cardiovascular diseases, became an increasing health problem. Besides coronary heart disease, peripheral arterial disease seems also more prevalent in patients infected by this virus. In addition to traditional risk factors, HIV infection and antiretroviral therapy exposure have been associated with atherosclerotic disease. The authors report the case of an HIV-infected young adult patient, previously not treated, with open aortoiliac atherosclerotic disease (Leriche’s syndrome).</p>     <p><b>Key words</b>: Leriche&acute;s syndrome, HIV infection</p>     <p>&nbsp;</p>     <p><b>INTRODU&Ccedil;&Atilde;O</b></p>     <p>Foi demonstrada uma elevada preval&ecirc;ncia de doen&ccedil;a coron&aacute;ria nos doentes infectados pelo V&iacute;rus da Imunodefici&ecirc;ncia Humana (VIH), que se torna um problema de import&acirc;ncia crescente, com a maior sobrevida proporcionada pela terap&ecirc;utica anti-retrov&iacute;rica (1,2). A doen&ccedil;a coron&aacute;ria nestes pacientes relaciona-se com factores de risco tradicionais, poss&iacute;veis efeitos do v&iacute;rus, e altera&ccedil;&otilde;es metab&oacute;licas produzidas pela terap&ecirc;utica anti-retrov&iacute;rica, em especial os inibidores da protease (IP) (3). O panorama est&aacute; menos bem estudado no que toca &agrave; doen&ccedil;a arterial perif&eacute;rica (DAP), mas v&aacute;rios estudos t&ecirc;m mostrado que a preval&ecirc;ncia de aterosclerose nos doentes infectados pelo VIH pode ser superior &agrave; dos doentes com caracter&iacute;sticas semelhantes n&atilde;o infectados (4).</p>     <p>A S&iacute;ndroma de Leriche, devida &agrave; oclus&atilde;o arterial aortoiliaca, caracteriza-se por claudica&ccedil;&atilde;o dos gl&uacute;teos, coxas e regi&atilde;o gemelar, estando frequentemente associada a impot&ecirc;ncia sexual masculina (5).</p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><b>DESCRI&Ccedil;&Atilde;O DO CASO</b></p>     <p>Um homem de 40 anos dependente de hero&iacute;na por via intravenosa nos &uacute;ltimos seis anos foi referenciado em 2006 &agrave; Consulta de Medicina Interna do Hospital de Vila Real por infec&ccedil;&atilde;o pelo VIH tipo 1. Apresentava tamb&eacute;m infec&ccedil;&atilde;o cr&oacute;nica pelo V&iacute;rus da Hepatite C e tabagismo (40 unidades ma&ccedil;o-ano). Negava hipertens&atilde;o arterial, diabetes e dislipidemia. Referia dor na regi&atilde;o lombo-sagrada, dor e diminui&ccedil;&atilde;o de for&ccedil;a nos membros inferiores e parestesias na regi&atilde;o perineal, que se acentuavam com a marcha. Negava febre ou sudorese, mas tinha anorexia, astenia e perda de peso h&aacute; alguns meses (n&atilde;o quantificada). Ao exame f&iacute;sico, apresentava-se emagrecido, com peso 55 Kg, altura 1.70 m; os sinais vitais eram normais (TA membro superior: 135/80 mmHg; TA membro inferior: 130/80 mmHg; Fc: 80 bpm); na pele dos membros superiores e inferiores tinha sequelas de cauteriza&ccedil;&atilde;o de trajectos venosos relacionadas com o uso de drogas por via inject&aacute;vel; n&atilde;o apresentava adenopatias; a ausculta&ccedil;&atilde;o card&iacute;aca e pulmonar era normal; o abd&oacute;men era normal &agrave; palpa&ccedil;&atilde;o e sem sopros &agrave; ausculta&ccedil;&atilde;o; no exame neurol&oacute;gico observava-se hipoestesia nos membros inferiores e no per&iacute;neo; n&atilde;o apresentava fascicula&ccedil;&otilde;es nem atrofia muscular. Admitiu-se a possibilidade de s&iacute;ndrome da cauda equina e foram solicitadas electromiografia (EMG), radiografias da coluna e Resson&acirc;ncia magn&eacute;tica nuclear (RMN) da espinal medula.</p>     <p>As an&aacute;lises de sangue n&atilde;o revelaram altera&ccedil;&otilde;es do hemograma, coagula&ccedil;&atilde;o e bioqu&iacute;mica, salvo discreta eleva&ccedil;&atilde;o das transaminases (AST: 45U/L, [normal entre 12-28 U/L]; ALT: 55U/L, [normal entre 7-41 U/L] e da aldolase (9,0 U/L, [normal entre1,5-8,1 U/L]; a velocidade de sedimenta&ccedil;&atilde;o (VS) era 35 mm (normal &lt;15 mm); a contagem de linf&oacute;citos T CD4<sup>+</sup> era 443/mm<sup>3</sup> e a carga v&iacute;rica do VIH era igual a 105.000 c&oacute;pias RNA/ml. A EMG mostrou altera&ccedil;&otilde;es sugestivas de polineuropatia sensitivo-motora. O doente n&atilde;o realizou os outros exames solicitados e faltou subsequentemente a repetidas convocat&oacute;rias. Foi reavaliado mais de dois anos depois (2008), altura em que foi admitido no hospital por infec&ccedil;&atilde;o respirat&oacute;ria e emagrecimento.</p>     <p>Estava integrado num programa de substitui&ccedil;&atilde;o de opi&aacute;ceos por metadona. Analiticamente apresentava hemoglobina 10.2 g/dl, leuc&oacute;citos 2.700/mm<sup>3</sup> (neutr&oacute;filos 55%, linf&oacute;citos 33%, mon&oacute;citos 9.6%), plaquetas 238.000/mm<sup>3</sup> (150.000-450.000/mm<sup>3</sup>) e a VS de 80 mm (&lt;15 mm). Nessa altura a contagem de CD4<sup>+</sup> era 128/mm<sup>3</sup> e a carga v&iacute;rica do VIH 282.000 c&oacute;pias/ml. O colesterol total era de 186 mg/dl ( &lt; 200 mg/dl), as frac&ccedil;&otilde;es HDL e LDL respectivamente 25.3 mg/dl (&gt;40 mg/dl)  e 89.1 mg/dl (&lt;100 mg/dl), e os triglicer&iacute;deos 358 mg/dl (&lt;150 mg/dl). Do ponto de vista respirat&oacute;rio o doente melhorou rapidamente com amoxicilina / &aacute;cido clavul&acirc;nico. Excluiu-se tuberculose. Iniciou-se terap&ecirc;utica anti-retrov&iacute;rica combinada com zidovudina, lamivudina e nevirapina. Em avalia&ccedil;&atilde;o posterior o doente referiu a persist&ecirc;ncia de dor ao n&iacute;vel da regi&atilde;o p&eacute;lvica e gl&uacute;tea, associada a  parestesias e disestesias na regi&atilde;o perineal, com sensa&ccedil;&atilde;o “como se fosse de borracha”, <i>sic</i> e com cerca de dois anos de evolu&ccedil;&atilde;o. Apresentava nesta altura claudica&ccedil;&atilde;o intermitente para dist&acirc;ncias inferiores a 50 m. Quando questionado o doente admitiu que tinha impot&ecirc;ncia sexual h&aacute; cerca de tr&ecirc;s anos. Na avalia&ccedil;&atilde;o cl&iacute;nica dos pulsos arteriais perif&eacute;ricos constatou-se que as art&eacute;rias femorais eram como “tubos” r&iacute;gidos sem pulsatilidade, e os pulsos distais eram dificilmente palp&aacute;veis, embora n&atilde;o apresentasse sinais de isquemia.</p>     <p>A tomografia axial computorizada (TAC) abdominop&eacute;lvica contrastada mostrou extensas calcifica&ccedil;&otilde;es ateromatosas da aorta infra-renal e da por&ccedil;&atilde;o proximal das il&iacute;acas, invulgares no grupo et&aacute;rio, sugestivas de estenose a&oacute;rtica significativa (<a href="#f1">Fig. 1</a> e <a href="#f2">2</a>).</p>     <p>&nbsp;</p> <a name="f1"> <img src="/img/revistas/am/v26n2/26n2a03f1.jpg">     
<p>&nbsp;</p> <a name="f2"> <img src="/img/revistas/am/v26n2/26n2a03f2.jpg">     
<p>&nbsp;</p>     <p>Estes achados foram confirmados por Ecodoppler, que mostrou altera&ccedil;&otilde;es sugestivas de oclus&atilde;o da aorta abdominal e a presen&ccedil;a de circula&ccedil;&atilde;o colateral. Na sua por&ccedil;&atilde;o distal as art&eacute;rias il&iacute;acas apresentavam permeabilidade, tal como as art&eacute;rias femorais comuns, superficiais e profundas e popl&iacute;teas, embora com fluxo de tipo <i>parvus tardus</i> com acentuada diminui&ccedil;&atilde;o da amplitude da velocidade do pico sist&oacute;lico.</p>     <p>O doente foi medicado com clopidogrel e pentoxifilina, al&eacute;m de manter a terap&ecirc;utica combinada de zidovudina, lamivudina e nevirapina e a profilaxia de infec&ccedil;&otilde;es oportunistas com cotrimoxazol. Foi prontamente referenciado &agrave; consulta de Cirurgia Vascular do hospital central de refer&ecirc;ncia ( qual?), onde foi submetido a revasculariza&ccedil;&atilde;o aorto-bifemoral com pr&oacute;tese de Dacron ap&oacute;s realiza&ccedil;&atilde;o de aortografia que mostrou doen&ccedil;a a&oacute;rtica oclusiva justa-renal com reabilita&ccedil;&atilde;o femoral bilateral, e ainda oclus&atilde;o da art&eacute;ria mesent&eacute;rica inferior. O p&oacute;s-operat&oacute;rio decorreu sem complica&ccedil;&otilde;es e o paciente teve not&aacute;vel recupera&ccedil;&atilde;o da sua sintomatologia, apenas persistindo certo grau de disfun&ccedil;&atilde;o er&eacute;ctil. Teve altamedicado com a mesma terap&ecirc;utica de ambulat&oacute;rio.</p>     ]]></body>
<body><![CDATA[<p>Infelizmente, revelou sempre m&aacute; ades&atilde;o &agrave; consulta e &agrave; terap&ecirc;utica anti-retrov&iacute;rica e abandonou seguimento. Nota: J&aacute; na prepara&ccedil;&atilde;o deste manuscrito, esteve internado no nosso hospital por pneumonia por Pneumocystis jiroveci, que evoluiu favoravelmente. Apresentava candid&iacute;ase oral e a contagem de CD4<sup>+</sup> era de apenas 33 /mm<sup>3</sup>. Do ponto de vista vascular encontrava-se assintom&aacute;tico. Foi medicado com tenofovir, emtricitabina, efavirenz e cotrimoxazol. Compareceu a consulta programada.</p>     <p>&nbsp;</p>     <p><b>DISCUSS&Atilde;O</b></p>     <p>Com a introdu&ccedil;&atilde;o da terap&ecirc;utica anti-retrov&iacute;rica de alta efic&aacute;cia (HAART) diminu&iacute;ram de forma dr&aacute;stica a mortalidade e a morbilidade associadas &agrave;s infec&ccedil;&otilde;es oportunistas, permitindo a muitos doentes uma sobrevida longa e melhor qualidade de vida (2). Como contraponto, tem-se assistido a uma preval&ecirc;ncia crescente de doen&ccedil;as cardiovasculares nesta popula&ccedil;&atilde;o (1;3). Embora se admita haver alguma participa&ccedil;&atilde;o do v&iacute;rus em si na patog&eacute;nese da aterosclerose, esta tem sido relacionada sobretudo com factores de risco tradicionais e uma complexa rede de altera&ccedil;&otilde;es metab&oacute;licas produzidas pela pr&oacute;pria terap&ecirc;utica anti-retrov&iacute;rica, em especial por regimes baseados em inibidores da protease (6 - 11).</p>     <p>A doen&ccedil;a arterial perif&eacute;rica (DAP) parece ter preval&ecirc;ncia aumentada nos doentes infectados pelo VIH relativamente a doentes de grupos de controlo, o que tem sido posto em evid&ecirc;ncia com estudos de aterosclerose subcl&iacute;nica avaliada pela medi&ccedil;&atilde;o ultrassonogr&aacute;fica da espessura das camadas &iacute;ntima e m&eacute;dia (IM) da car&oacute;tida (7,12,13,14,15,16). Embora alguns estudos tenham mostrado uma maior progress&atilde;o da doen&ccedil;a arterial em doentes infectados pelo VIH relativamente a um grupo de controlo (14,17), outros n&atilde;o o confirmaram (18,19). Um trabalho desenhado para minimizar <i>vieses</i> relacionados com factores de risco tradicionais n&atilde;o encontrou diferen&ccedil;as em ambos os grupos ao fim de quase tr&ecirc;s anos (18). Contudo, noutro estudo recente em doentes infectados pelo VIH que utilizou como m&eacute;todo de detec&ccedil;&atilde;o de DAP o &iacute;ndice de press&atilde;o arterial tornozelo-bra&ccedil;o (Ankle-Brachial blood pressure Index, ABI), previamente validado, constatou-se uma preval&ecirc;ncia de DAP de 20.7%, elevada comparativamente com a preval&ecirc;ncia na popula&ccedil;&atilde;o geral que ronda os 3% aos 60 anos (17). Nesta <i>coorte </i> de 92 doentes, com mediana de 49.5 anos de idade, os autores consideraram haver doen&ccedil;a arterial se o ABI em repouso fosse &lt;0.90 ou se ap&oacute;s o exerc&iacute;cio mostrasse uma redu&ccedil;&atilde;o de pelo menos 25%. Todos os doentes que cumpriam um destes crit&eacute;rios foram posteriormente submetidos a estudo por Duplex <i>scan</i> (ultrassonografia que permite obten&ccedil;&atilde;o de imagem artificial colorida do fluxo sangu&iacute;neo) da aorta abdominal e art&eacute;rias dos membros inferiores, para confirmar e localizar as les&otilde;es. Constatou-se que todos os doentes com ABI em repouso &lt;0,90 o Duplex <i>scan</i> mostrou doen&ccedil;a ateroscler&oacute;tica das art&eacute;rias il&iacute;acas e femorais (17). Alta preval&ecirc;ncia de aterosclerose subcl&iacute;nica foi tamb&eacute;m demonstrada noutro ensaio, que estudou, atrav&eacute;s da medi&ccedil;&atilde;o ultrassonogr&aacute;fica da espessura das camadas IM da car&oacute;tida, o papel da HAART em infectados pelo VIH estratificados segundo os crit&eacute;rios de Framingham por grupos de risco cardiovascular muito baixo, baixo, e moderado a alto (20). Observou-se aterosclerose carot&iacute;dea subcl&iacute;nica em 26.6%, 35.3% e 76.5%, respectivamente. A exposi&ccedil;&atilde;o &agrave; HAART foi um factor predictivo independente de aterosclerose carot&iacute;dea em todos os grupos (20).</p>     <p>Admite-se que a infec&ccedil;&atilde;o pelo VIH <i>per se</i> possa ter alguns efeitos na patog&eacute;nese da aterosclerose, resultando em disfun&ccedil;&atilde;o endotelial. Um estudo muito recente comparando a espessura IM da car&oacute;tida de um grupo de indiv&iacute;duos infectados pelo VIH n&atilde;o-progressores de tipo <i>elite</i> (imunidade preservada e cargas v&iacute;ricas espontaneamente baixas, mesmo indetect&aacute;veis) com a de um grupo de pessoas n&atilde;o infectadas e de resto sem outras diferen&ccedil;as, nomeadamente quanto a factores de risco vascular, mostrou um aumento significativo no primeiro grupo. Este achado leva a concluir que existe responsabilidade da pr&oacute;pria infec&ccedil;&atilde;o no processo ateroscler&oacute;tico (22). J&aacute; antes foi demonstrado que doentes n&atilde;o tratados apresentam aumento dos marcadores de activa&ccedil;&atilde;o endotelial, como mol&eacute;culas de ades&atilde;o intercelular (ICAM-1) ou vascular (VCAM-1) e o factor de Von Willebrand, e que os n&iacute;veis destes marcadores diminuem com a institui&ccedil;&atilde;o da terap&ecirc;utica anti-retrov&iacute;rica (23). Por outro lado, existe evid&ecirc;ncia de que a prote&iacute;na <i>Tat </i>do VIH pode promover a secre&ccedil;&atilde;o pelos mon&oacute;citos de uma prote&iacute;na quimioatractiva (MCP-1), que desempenha um papel importante no desenvolvimento da aterosclerose (24,25).</p>     <p>Para l&aacute; destes aspectos espec&iacute;ficos, tal como na popula&ccedil;&atilde;o em geral, tamb&eacute;m nos pacientes infectados pelo VIH a preval&ecirc;ncia de DAP, evidenciada atrav&eacute;s da medi&ccedil;&atilde;o da espessura das camadas &iacute;ntima e m&eacute;dia da car&oacute;tida, &eacute; maior em presen&ccedil;a dos factores de risco tradicionais, como a idade, a rela&ccedil;&atilde;o aumentada do per&iacute;metro cintura-anca, o tabagismo, a hipertens&atilde;o, a hipercolesterolemia e o consumo do &aacute;lcool (21).</p>     <p>&nbsp;</p>     <p><b>CONCLUS&Atilde;O</b></p>     <p>Casos de S&iacute;ndrome de Leriche t&ecirc;m sido descritos em doentes infectados pelo VIH, em geral j&aacute; em tratamento anti-retrov&iacute;rico (5,26). O nosso caso constitui um exemplo de doen&ccedil;a arterial grave e prematura num doente jovem com infec&ccedil;&atilde;o pelo VIH e sem experi&ecirc;ncia pr&eacute;via quanto a terap&ecirc;utica anti-retrov&iacute;rica. Poder&atilde;o ter contribu&iacute;do para a sua ateromatose oclusiva, a elevada carga tab&aacute;gica e a dislipidemia, al&eacute;m da pr&oacute;pria infec&ccedil;&atilde;o pelo VIH.</p>     ]]></body>
<body><![CDATA[<p>A S&iacute;ndroma de Leriche, devida &agrave; oclus&atilde;o arterial aortoil&iacute;aca, caracteriza-se por claudica&ccedil;&atilde;o dos gl&uacute;teos, coxas e regi&atilde;o gemelar, estando frequentemente associada a impot&ecirc;ncia sexual masculina (5).</p>     <p>O caso que descrevemos ilustra a import&acirc;ncia de uma hist&oacute;ria cl&iacute;nica detalhada e de um exame f&iacute;sico adequado (no qual se destaca a avalia&ccedil;&atilde;o dos pulsos perif&eacute;ricos) para o reconhecimento pronto de uma grave doen&ccedil;a arterial. Enfatizamos ainda a utilidade de m&eacute;todos complementares n&atilde;o invasivos, como o ecodoppler, para o diagn&oacute;stico precoce de doen&ccedil;a ateroscler&oacute;tica, nomeadamente em indiv&iacute;duos com infec&ccedil;&atilde;o pelo VIH.</p>     <p>&nbsp;</p>     <p><b>REFER&Ecirc;NCIAS</b></p>     <!-- ref --><p>1- Currier JS, Taylor A, Boyd F, <i>et al</i>. Coronary heart disease in HIV – infected individuals. <i>JAIDS</i> 2003; Vol 33, 4: 506-512.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000047&pid=S0871-3413201200020000300001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>     <!-- ref --><p>2- Palella FJ Jr, Delaney KM, Moorman AC, <i>et al</i>. Declining morbidity and mortality among patients with advanced human immunodeficiency virus infection. <i>N Engl J Med</i> 1998;338:853-860&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000049&pid=S0871-3413201200020000300002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>3- Friis – Moller N, Weber R, Reisser P, <i>el al</i>. Cardiovascular disease risk factors in HIV patients – association with antiretroviral therapy. Results from the DAD study. <i>AIDS </i>2003; Vol 17, 8: 1179-1193&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000050&pid=S0871-3413201200020000300003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p>4- Merci&eacute; P, Le Bail B, Cipriano C. Peripheral arterial disease in HIV-infected patients: Atherosclerosis and vasculitic syndromes. In <i>Cardiovascular Disease in</i> <i>AIDS</i>, Giuseppe Barbaro, Franck Boccara (Eds.) 2005 Springer, Milan.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000051&pid=S0871-3413201200020000300004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>     ]]></body>
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<body><![CDATA[<!-- ref --><p>15- Maggi P, Lillo A, Perilli F, Maserati R, Chirianni A, on behalf of the PREVALEAT Group. Color Doppler ultrasonography of carotid vessels in patients treated with antiretroviral therapy: a comparative study. <i>AIDS</i> 2004; 18: 1023-28.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000073&pid=S0871-3413201200020000300015&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>     <!-- ref --><p>16- Currier JS, Kendall MA, Zackin R <i>et al</i>. 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Abdominal aortic surgery in patients with human immunodeficiency virus infection. <i>Am J Surg</i> 2004; 188: 690-697.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000094&pid=S0871-3413201200020000300026&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>     <!-- ref --><p>27- Brock JS, Sussman M, Wamsley M <i>et al</i>. The influence of human immunodeficiency virus infection and intravenous drug abuse in complications of hemodyalisis access surgery. <i>J Vasc Surg</i> 1992; 16: 904-912.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000096&pid=S0871-3413201200020000300027&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>     <p>&nbsp;</p> <a href="#topc0">Endere&ccedil;o para Correspond&ecirc;ncia</a><a name="c0"></a>     <p>Sandra Tavares</p>     <p>Centro Hospitalar Tr&aacute;s-os-Montes e Alto Douro</p>     <p>Avenida da Noruega</p>     <p>5000- Vila Real</p>     ]]></body>
<body><![CDATA[<p>Email: <a href="mailto:sandragtavares@gmail.com">sandragtavares@gmail.com</a></p>      ]]></body><back>
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