<?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>S0003-31702022000500002</article-id>
<article-id pub-id-type="doi">10.20960/angiologia.00380</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evolución de los accesos vasculares para hemodiálisis trombosados tras su reparación quirúrgica urgente]]></article-title>
<article-title xml:lang="en"><![CDATA[Outcomes after surgical thrombectomy in occluded vascular access used for hemodialysis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mondragón-Zamora]]></surname>
<given-names><![CDATA[Jennifer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Concepción-Rodríguez]]></surname>
<given-names><![CDATA[Nieves Aleicel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Ruiz]]></surname>
<given-names><![CDATA[Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zafra-Angulo]]></surname>
<given-names><![CDATA[Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Leblic-Ramírez]]></surname>
<given-names><![CDATA[Israel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Heredero]]></surname>
<given-names><![CDATA[Álvaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario La Paz Servicio de Angiología, Cirugía Vascular y Endovascular ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2022</year>
</pub-date>
<volume>74</volume>
<numero>5</numero>
<fpage>212</fpage>
<lpage>217</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S0003-31702022000500002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S0003-31702022000500002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S0003-31702022000500002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: un acceso vascular (AV) que funcione bien es esencial para los pacientes en hemodiálisis. La trombosis es la principal causa de fallo de un AV. La trombectomía y la reparación del AV permiten mantenerlo funcional y prolongar su permeabilidad. Por lo tanto, este enfoque sigue siendo el objetivo principal para el rescate del acceso y la prolongación de la tasa de permeabilidad.  Objetivo: describir la evolución natural del AV trombosado para HD tras reparación urgente.  Métodos: estudio retrospectivo, observacional y unicéntrico. Se incluyeron todos los pacientes sometidos a cirugía urgente por trombosis AV para HD, nativa y protésica, entre 2013 y 2019. Análisis estadístico: en las variables categóricas se obtuvieron proporciones y razones de prevalencia, y en las variables cuantitativas, medias, medianas y desviación estándar. Se realizaron correlaciones de variables, análisis de supervivencia sin falla (SWF) del AV y log rank.  Resultados: durante el periodo de estudio rescatamos 54 trombosados e incluimos 48 pacientes. Rescatamos 22 nativos (45,8 %) y 26 protésicos AV (54,2 %) mediante trombectomía urgente. Después de la reparación urgente, el SWF fue del 49 % a los 110 días (ES 0,07), del 25 % a los 478 días (ES 0,07) y del 15 % a los 659 días.  Conclusiones: existe un porcentaje nada despreciable de AV que permanece en uso a medio plazo tras ser rescatados, lo que permite una HD eficaz.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: a well-functioning vascular access (VA) is essential for patients undergoing hemodialysis. Thrombosis is the leading cause of VA failure. Thrombectomy and the repair of the VA allow maintaining it functional and prolong its permeability. Thus, this approach remains the major goal toward access salvage and prolongation of patency rate.  Objective: to describe the natural history of thrombosed VA for HD after urgent repair.  Methods: retrospective, observational and single center study. All patients undergoing urgent surgery for VA thrombosis for HD, native and prosthetic, between 2013 and 2019, were included. Statistical analysis: in categorical variables, proportions and prevalence ratios were obtained; and in numerical variables, means, medians and standard deviation. Variable correlations, analysis of survival without failure (SWF) of the VA and log rank were performed.  Results: during the study period we rescued 54 thrombosed, we included 48 patients. We rescued 22 native (45.8 %) and 26 prosthetic VA (54.2 %) by urgent thrombectomy. After urgent repair, the SWF was 49 % at 110 days (ES 0.07), 25 % at 478 days (ES 0.07) and 15 % at 659 days.  Conclusions: there is a non-negligible percentage of VA that remain in use in the medium term after being rescued, allowing effective HD.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fístula arteriovenosa]]></kwd>
<kwd lng="es"><![CDATA[Prótesis arteriovenosa]]></kwd>
<kwd lng="es"><![CDATA[Trombosis]]></kwd>
<kwd lng="es"><![CDATA[Trombectomía]]></kwd>
<kwd lng="es"><![CDATA[Resultados]]></kwd>
<kwd lng="es"><![CDATA[Hemodiálisis]]></kwd>
<kwd lng="en"><![CDATA[Arteriovenous fistula]]></kwd>
<kwd lng="en"><![CDATA[Arteriovenous graft]]></kwd>
<kwd lng="en"><![CDATA[Thrombosis]]></kwd>
<kwd lng="en"><![CDATA[Thrombectomy]]></kwd>
<kwd lng="en"><![CDATA[Outcomes]]></kwd>
<kwd lng="en"><![CDATA[Hemodialysis]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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