<?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>2341-4545</journal-id>
<journal-title><![CDATA[GE-Portuguese Journal of Gastroenterology]]></journal-title>
<abbrev-journal-title><![CDATA[GE Port J Gastroenterol]]></abbrev-journal-title>
<issn>2341-4545</issn>
<publisher>
<publisher-name><![CDATA[Sociedade Portuguesa de Gastrenterologia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2341-45452021000200106</article-id>
<article-id pub-id-type="doi">10.1159/000509194</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[GRUPUGE Perspective: Endoscopic Ultrasound-Guided Fine-Needle Tattooing and Fiducial Placement in Pancreatic Cancer]]></article-title>
<article-title xml:lang="pt"><![CDATA[Perspectiva Do GRUPUGE: Tatuagem Com Agulha Fina E Marcação Com Fiduciais Guiadas Por Ecoendoscopia No Cancro Do Pâncreas]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marques]]></surname>
<given-names><![CDATA[Susana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bispo]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Leite]]></surname>
<given-names><![CDATA[Sílvia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreira]]></surname>
<given-names><![CDATA[Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caldeira]]></surname>
<given-names><![CDATA[Ana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moutinho-Ribeiro]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nunes]]></surname>
<given-names><![CDATA[Nuno]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Champalimaud Foundation Department of Gastroenterology and Digestive Endoscopy ]]></institution>
<addr-line><![CDATA[Lisbon ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital da Senhora da Oliveira Department of Gastroenterology ]]></institution>
<addr-line><![CDATA[Guimarães ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro Hospitalar Universitário do Porto Hospital de Santo António Department of Gastroenterology]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Amato Lusitano Department of Gastroenterology ]]></institution>
<addr-line><![CDATA[Castelo Branco ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Centro Hospitalar e Universitário São João Department of Gastroenterology ]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital do Divino Espírito Santo Department of Gastroenterology ]]></institution>
<addr-line><![CDATA[Ponta ]]></addr-line>
<country>Delgada</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>28</volume>
<numero>2</numero>
<fpage>106</fpage>
<lpage>110</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2341-45452021000200106&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2341-45452021000200106&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2341-45452021000200106&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: In the last 2 decades, endoscopic ultrasound (EUS) has become an important procedure for the diagnosis and management of several pancreatic diseases, including pancreatic cancer. This article presents two recently developed EUS-guided techniques for the management of pancreatic cancer: fine-needle tattooing and fiducial placement. Preoperative EUS-guided fine-needle tattooing of small pancreatic tumors helps in precise localization of these lesions during surgery, potentially ensuring adequate margins of resection while preserving healthy pancreatic tissue. In pancreatic cancer patients planned for imaging-guided radiation therapy, EUS-guided fiducial placement improves the accuracy of target delineation during stereotactic body radiation therapy (SBRT). Hydrogel, a new injectable liquid with multimodal visibility recently approved as a liquid fiducial, is currently under investigation in pancreatic head cancer as an EUS-injected spacer to potentially reduce SBRT gastrointestinal wall toxicity. In this article, GRUPUGE presents an updated perspective of these two EUS-guided techniques, addressing their current clinical applications and technical aspects and analyzing existing data on their efficacy and safety.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: Durante as duas últimas décadas, a ecoendoscopia tornou-se um procedimento importante para o diagnóstico e abordagem de diversas doenças pancreáticas, incluindo o cancro do pâncreas. Neste artigo são apresentadas duas técnicas guiadas por ecoendoscopia desenvolvidas recentemente na abordagem do cancro do pâncreas: tatuagem com agulha fina e marcação com fiduciais. A tatuagem pré-operatória com agulha fina guiada por ecoendoscopia de pequenos tumores pancreáticos ajuda na localização precisa destas lesões durante a cirurgia, potencialmente assegurando margens de resseção adequadas e preservando parênquima pancreático saudável. Nos doentes com cancro do pâncreas com indicação para radioterapia guiada por imagem, a marcação com fiduciais guiada por ecoendoscopia melhora a acuidade da radioterapia estereotáxica corporal na delineação do alvo. O hidrogel, um novo líquido injetável com visibilidade multimodal recentemente aprovado como marcador fiducial, está atualmente em investigação como um espaçador injetado por ecoendoscopia no cancro da cabeça do pâncreas para potencialmente reduzir a toxicidade da radioterapia estereotáxica corporal sobre a parede gastrointestinal. Neste artigo, o GRUPUGE apresenta uma perspetiva atualizada destas duas técnicas guiadas por ecoendoscopia, abordando as suas atuais aplicações clínicas e aspetos técnicos e analisando os dados existentes sobre a sua eficácia e segurança.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Endoscopic ultrasound-guided fine-needle tattooing]]></kwd>
<kwd lng="en"><![CDATA[Endoscopic ultrasound-guided fiducial placement]]></kwd>
<kwd lng="en"><![CDATA[Endoscopic ultrasound-guided hydrogel injection]]></kwd>
<kwd lng="en"><![CDATA[Pancreatic cancer]]></kwd>
<kwd lng="pt"><![CDATA[Tatuagem com agulha fina guiada por ecoendoscopia]]></kwd>
<kwd lng="pt"><![CDATA[Marcação com fiduciais guiada por ecoendoscopia]]></kwd>
<kwd lng="pt"><![CDATA[Injeção de hidrogel guiada por ecoendoscopia]]></kwd>
<kwd lng="pt"><![CDATA[Cancro do pâncreas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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