<?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>2795-5001</journal-id>
<journal-title><![CDATA[Portuguese Journal of Dermatology and Venereology]]></journal-title>
<abbrev-journal-title><![CDATA[Port J Dermatol Venereol.]]></abbrev-journal-title>
<issn>2795-5001</issn>
<publisher>
<publisher-name><![CDATA[Permanyer Publications]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2795-50012025000200129</article-id>
<article-id pub-id-type="doi">10.24875/pjdv.24000070</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Muir-Torre syndrome: case report]]></article-title>
<article-title xml:lang="pt"><![CDATA[Síndrome de Muir-Torre: um relato de caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Heitor]]></surname>
<given-names><![CDATA[Joana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Afonso]]></surname>
<given-names><![CDATA[Ana R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Antunes]]></surname>
<given-names><![CDATA[Catarina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Correia]]></surname>
<given-names><![CDATA[Sofia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lencastre]]></surname>
<given-names><![CDATA[André]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Unidade Local de Saúde de Lisboa Ocidental (ULSLO) Unidades de Saúde Familiar (USF) Marginal ]]></institution>
<addr-line><![CDATA[Cascais ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,USF Fonte de Água USF Fonte de Água ]]></institution>
<addr-line><![CDATA[Cascais ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital de Cascais Department of Dermatology ]]></institution>
<addr-line><![CDATA[Cascais ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>83</volume>
<numero>2</numero>
<fpage>129</fpage>
<lpage>132</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2795-50012025000200129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2795-50012025000200129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2795-50012025000200129&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Muir-Torre syndrome (MTS) is characterized by the association of at least one, but often multiple, sebaceous skin neoplasms, and at least one visceral neoplasm, usually colorectal. MTS should be suspected in the presence of multiple sebaceous tumors, particularly if they appear at an early age and are in extraocular areas. We report the case of a 52-year-old man with a personal history of sigmoid colon adenocarcinoma, referred to the Dermatology department, 8 years later, due to multiple facial sebaceous tumors. Considering the clinical presentation, as well as the personal and family history, MTS was suspected and later confirmed by genetic testing. Although rare, hereditary cancer predisposition syndromes remind us of the importance of patient&#8217;s global approach, especially those with cancer, allowing the early detection of potential carriers and promoting the health of their relatives.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A síndrome de Muir-Torre (SMT) caracteriza-se pela associação de, pelo menos, uma neoplasia sebácea e de, pelo menos, uma neoplasia visceral, sendo a colorretal a mais comum. Assim, deve suspeitar-se de SMT na presença de vários tumores sebáceos, particularmente, se estes surgirem em idade precoce e se estiverem localizados em zonas extraoculares. Relata-se o caso de um homem de 52 anos, com história de adenocarcinoma da sigmoide, referenciado a consulta de Dermatologia, 8 anos depois, por múltiplos tumores sebáceos faciais. Tendo em conta o quadro clínico, bem como os antecedentes pessoais e familiares, colocou-se a hipótese diagnóstica de SMT, que se confirmou após estudo genético. Apesar de raras, as síndromes de predisposição hereditária para cancro relembram-nos a importância do enquadramento global dos doentes, principalmente os oncológicos, detetando precocemente potenciais portadores e promovendo a saúde dos seus familiares.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Muir-Torre syndrome]]></kwd>
<kwd lng="en"><![CDATA[Lynch syndrome]]></kwd>
<kwd lng="en"><![CDATA[Sebaceous adenoma]]></kwd>
<kwd lng="en"><![CDATA[Colorectal carcinoma]]></kwd>
<kwd lng="pt"><![CDATA[Síndrome de Muir-Torre]]></kwd>
<kwd lng="pt"><![CDATA[Síndrome de lynch]]></kwd>
<kwd lng="pt"><![CDATA[Adenoma sebáceo]]></kwd>
<kwd lng="pt"><![CDATA[Carcinoma colorretal]]></kwd>
</kwd-group>
</article-meta>
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