<?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>S2341-45452021000500349</article-id>
<article-id pub-id-type="doi">10.1159/000510783</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[&#8220;The Innate Tail&#8221;: An Unusual Cause of Rectal Bleeding in an Adult Male]]></article-title>
<article-title xml:lang="pt"><![CDATA[A &#8220;cauda inata&#8221;: uma causa incomum de retorragia num homem]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nair]]></surname>
<given-names><![CDATA[Sujit Padmanabhan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chandnani]]></surname>
<given-names><![CDATA[Sanjay]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Debnath]]></surname>
<given-names><![CDATA[Prasanta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rathi]]></surname>
<given-names><![CDATA[Pravin M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Junare]]></surname>
<given-names><![CDATA[Parmeshwar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zanwar]]></surname>
<given-names><![CDATA[Vinay]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kini]]></surname>
<given-names><![CDATA[Sangeeta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Topiwala National Medical College and B.Y.L. Nair Charitable Hospital Department of Gastroenterology ]]></institution>
<addr-line><![CDATA[Mumbai ]]></addr-line>
<country>India</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Topiwala National Medical College and B.Y.L. Nair Charitable Hospital Department of Pathology ]]></institution>
<addr-line><![CDATA[Mumbai ]]></addr-line>
<country>India</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>10</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>10</month>
<year>2021</year>
</pub-date>
<volume>28</volume>
<numero>5</numero>
<fpage>349</fpage>
<lpage>353</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2341-45452021000500349&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2341-45452021000500349&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2341-45452021000500349&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Retrorectal cystic hamartomas or tailgut cysts are infrequent congenital lesions presenting as presacral masses originating from the embryonic hindgut. They are commonly diagnosed in middle-aged women. Physicians must have a high index of suspicion to diagnose this rare tumor. We report a case of retrorectal hamartoma in a 70-year-old male presenting as rectal bleeding instead of the usual compressive symptoms. The utility of imaging modalities and the paramount importance of histopathology has been described. The treatment modality is surgical excision to prevent the potential malignant transformation.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: Hamartomas císticos retrorretais ou &#8220;tailgut cysts&#8221; são lesões congénitas pouco frequentes que se originam do intestino posterior embrionário e que se apresentam como massas pré-sagradas. São comumente diagnosticados em mulheres de meia-idade. Os médicos devem ter um elevado grau de suspeição para diagnosticar este tumor raro. Relatamos um caso de um hamartoma retrorretal num homem com 70 anos de idade que se apresentou com retorragias e não com os sintomas mais comuns de obstrução. A utilidade dos exames de imagem e a grande importância da histopatologia foi demonstrada neste caso. A modalidade terapêutica adoptada foi a excisão cirúrgica para prevenir uma transformação maligna potencial.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Retrorectal hamartoma]]></kwd>
<kwd lng="en"><![CDATA[Tailgut cyst]]></kwd>
<kwd lng="en"><![CDATA[Rectal duplication cyst]]></kwd>
<kwd lng="pt"><![CDATA[Hamartoma retrorretal]]></kwd>
<kwd lng="pt"><![CDATA[Cisto intestinal]]></kwd>
<kwd lng="pt"><![CDATA[Cisto de duplicação retal]]></kwd>
</kwd-group>
</article-meta>
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