<?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>0003-3170</journal-id>
<journal-title><![CDATA[Angiología]]></journal-title>
<abbrev-journal-title><![CDATA[Angiología]]></abbrev-journal-title>
<issn>0003-3170</issn>
<publisher>
<publisher-name><![CDATA[Arán Ediciones S.L.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0003-31702023000200009</article-id>
<article-id pub-id-type="doi">10.20960/angiologia.00477</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Hallazgo casual de un paraganglioma paraaórtico]]></article-title>
<article-title xml:lang="en"><![CDATA[An incidentally discovered paraaortic paraganglioma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peñalba-Vicario]]></surname>
<given-names><![CDATA[Álvaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bravo-Ruiz]]></surname>
<given-names><![CDATA[Esther]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Loureiro-González]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosselló-Soria]]></surname>
<given-names><![CDATA[Jaume]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega-Manrique]]></surname>
<given-names><![CDATA[María Reyes]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario de Basurto Servicio de Angiología, Cirugía Vascular y Endovascular ]]></institution>
<addr-line><![CDATA[Bilbao ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Universitario de Basurto Servicio de Cirugía General y del Aparato Digestivo ]]></institution>
<addr-line><![CDATA[Bilbao ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Universitario de Basurto Servicio de Anatomía Patológica ]]></institution>
<addr-line><![CDATA[Bilbao ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<volume>75</volume>
<numero>2</numero>
<fpage>113</fpage>
<lpage>116</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S0003-31702023000200009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S0003-31702023000200009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S0003-31702023000200009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: los paragangliomas son tumores neuroendocrinos derivados de células cromafines. Son entidades muy infrecuentes que se localizan típicamente en el cuello o en la base del cráneo. Presentamos el caso de un paraganglioma paraaórtico, una ubicación inusual que cuenta con escasos reportes en la literatura.  Caso clínico: mujer de 78 años que presenta una masa retroperitoneal hallada de forma casual durante el estudio preoperatorio de una neoplasia ginecológica. Ante la sospecha de un tumor del estroma gastrointestinal o un schawnnoma retroperitoneal, se indica su extirpación quirúrgica. Durante la operación se objetiva una masa muy vascularizada adherida a la cara anterior de la aorta, cuya resección provoca en la paciente un cuadro de crisis hipertensiva y taquicardia asociadas a inestabilidad hemodinámica, que cede tras completar su exéresis. El estudio anatomopatológico posterior confirma la sospecha diagnóstica intraoperatoria de paraganglioma paraaórtico.  Discusión: los paragangliomas localizados en el abdomen suelen ser productores de catecolaminas y pueden desarrollar clínica adrenérgica de forma espontánea o inducida por fármacos, ejercicio o manipulación quirúrgica, como sucedió en nuestro caso. Un diagnóstico certero es clave para planificar un tratamiento adecuado que permita reducir las posibles complicaciones en este tipo de pacientes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: paragangliomas are neuroendocrine tumours derived from chromaffin cells. They are very rare entities that are typically located in the neck or at the base of the skull. We present the case of a para-aortic paraganglioma, an unusual location that has few reports in the literature.  Case report: a 78-year-old woman with a retroperitoneal mass found incidentally during the preoperative study for a gynecological neoplasm. Given the suspicion of a gastrointestinal stromal tumour or a retroperitoneal schawnnoma, surgical removal of it was indicated. Intraoperatively, a highly vascularized mass adhered to the anterior face of the aorta was observed, whose resection caused a hypertensive crisis and tachycardia associated with hemodynamic instability, which subsided after completing the exeresis. The subsequent anatomopathological study confirmed the intraoperative diagnostic suspicion of paraaortic paraganglioma.  Discussion: paragangliomas located in the abdomen are usually catecholamine producers and can develop adrenergic symptoms spontaneously or induced by drugs, exercise, or surgical manipulation, as occurred in our case. An accurate diagnosis is the key to planning an appropriate treatment that allows reducing possible complications in this type of patient.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Paraganglioma]]></kwd>
<kwd lng="es"><![CDATA[Aorta]]></kwd>
<kwd lng="es"><![CDATA[Masa retroperitoneal]]></kwd>
<kwd lng="es"><![CDATA[Tumores neuroendocrinos]]></kwd>
<kwd lng="es"><![CDATA[Catecolaminas]]></kwd>
<kwd lng="en"><![CDATA[Paraganglioma]]></kwd>
<kwd lng="en"><![CDATA[Aorta]]></kwd>
<kwd lng="en"><![CDATA[Retroperitoneal mass]]></kwd>
<kwd lng="en"><![CDATA[Neuroendocrine tumors]]></kwd>
<kwd lng="en"><![CDATA[Catecholamines]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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