<?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>1646-2890</journal-id>
<journal-title><![CDATA[Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Port Estomatol Med Dent Cir Maxilofac]]></abbrev-journal-title>
<issn>1646-2890</issn>
<publisher>
<publisher-name><![CDATA[Sociedade Portuguesa de Estomatologia e Medicina Dentária]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1646-28902025000100038</article-id>
<article-id pub-id-type="doi">10.24873/j.rpemd.2025.03.1418</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Isolated oral lesions as an uncommon manifestation of secondary syphilis: A clinical case]]></article-title>
<article-title xml:lang="pt"><![CDATA[Lesões orais isoladas como manifestação incomum de sífilis secundária: Caso clínico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zandoná]]></surname>
<given-names><![CDATA[Julia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alves]]></surname>
<given-names><![CDATA[Sandro Adail]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ossani]]></surname>
<given-names><![CDATA[Dicleia Marzzaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dogenski]]></surname>
<given-names><![CDATA[Letícia Copatti]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dallepiane]]></surname>
<given-names><![CDATA[Felipe Gomes]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carli]]></surname>
<given-names><![CDATA[João Paulo De]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,University of Passo Fundo Faculty of Dentistry ]]></institution>
<addr-line><![CDATA[Passo Fundo ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Family Health Strategy of the Municipality of Nova Prata  ]]></institution>
<addr-line><![CDATA[Nova Prata ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Federal University of Santa Catarina Faculty of Dentistry ]]></institution>
<addr-line><![CDATA[Florianópolis ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2025</year>
</pub-date>
<volume>66</volume>
<numero>1</numero>
<fpage>38</fpage>
<lpage>43</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S1646-28902025000100038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S1646-28902025000100038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S1646-28902025000100038&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This study aims to report a clinical case of an isolated oral manifestation of secondary syphilis. A Caucasian 30-year-old female patient presented to a public oral health servisse in Southern Brazil, complaining of symptomatic oral ulcerative lesions without spontaneous regression for over 30 days. Intraoral examination revealed a larger lesion in the central region of the hard palate with confluent mucous plaques, resulting in "slug-shaped ulcers" surrounded by erythema, and smaller mucous patches with irregularly shaped, whitish fibrinous pseudomembranes in the region of the lower vestibular sulcus, near teeth 41, 42, 33, and 34. Rapid syphilis and VDRL tests confirmed Treponema pallidum contamination (titer 1:128). After 3 weeks of treatment with Penicillin G Benzathine, the clinical signs and titers significantly decreased. This case report underscores the importance of integrating and continually incorporating oral health care into public health, as dentists can diagnose and monitor many systemic diseases with repercussions in the oral cavity.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo O objetivo deste estudo é relatar um caso clínico de manifestação oral isolada de sífilis secundária. Paciente do sexo feminino, cau- 42 rev port estomatol med dent cir maxilofac . 2025;66(1):38-43 casiana, 30 anos de idade, compareceu ao serviço público de saúde no Sul do Brasil, com queixa de lesões ulcerativas orais sintomáticas sem regressão espontânea, surgidas há mais de 30 dias. Ao exame intraoral, diagnosticou-se lesão maior na região central do palato duro com placas mucosas confluentes criando &#8220;úlceras em forma de lesma&#8221; circundadas por eritema, e manchas mucosas menores com pseudomembranas fibrinosas esbranquiçadas de formato irregular na região do sulco vestibular inferior, próximas à localização dos dentes 41, 42, 33 e 34. Os testes rápido para sífilis e VDRL confirmaram contaminação por Treponema pallidum (titulação 1:128). Após 3 semanas de tratamento com penicilina G Benzatina, os sinais clínicos e a titulação diminuíram significativamente. O presente relato evidencia a importância da integração e inserção contínua dos cuidados de saúde oral no contexto da saúde pública, visto que o cirurgião-dentista pode diagnosticar e acompanhar muitas doenças sistémicas com repercussão na cavidade oral.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Diagnosis]]></kwd>
<kwd lng="en"><![CDATA[Syphilis]]></kwd>
<kwd lng="en"><![CDATA[Treatment outcome]]></kwd>
<kwd lng="en"><![CDATA[Treponema pallidum]]></kwd>
<kwd lng="en"><![CDATA[VDRL antigen]]></kwd>
<kwd lng="pt"><![CDATA[Diagnóstico]]></kwd>
<kwd lng="pt"><![CDATA[Sífilis]]></kwd>
<kwd lng="pt"><![CDATA[Tratamento]]></kwd>
<kwd lng="pt"><![CDATA[Treponema pallidum]]></kwd>
<kwd lng="pt"><![CDATA[Antigéneo VDRL]]></kwd>
</kwd-group>
</article-meta>
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