<?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>S0003-31702021000300010</article-id>
<article-id pub-id-type="doi">10.20960/angiologia.00279</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Accesos no convencionales para revascularización de casos complejos de isquemia crónica crítica de miembros inferiores]]></article-title>
<article-title xml:lang="en"><![CDATA[Unconventional access for revascularization of complex cases of chronic limb threatening ischemia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Budal Arins]]></surname>
<given-names><![CDATA[Marcel Voos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[Antenor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Cardiología Intervencionista y Terapéutica Endovascular Periférica Hemodinamia Integra ]]></institution>
<addr-line><![CDATA[Santiago del Estero ]]></addr-line>
<country>Argentina</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>73</volume>
<numero>3</numero>
<fpage>159</fpage>
<lpage>162</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S0003-31702021000300010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S0003-31702021000300010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S0003-31702021000300010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La principal causa de amputaciones no traumáticas está relacionada a la diabetes mellitus (DM) y a la isquemia crónica crítica (ICC). Entre un 2 % a 3 % de los pacientes con enfermedad arterial periférica se presentan con un caso severo de ICC. La ICC se correlaciona con la enfermedad arterial multinivel y multivaso, con compromiso de los vasos por debajo de la rodilla, con presencia de calcificación y prevalencia de oclusiones totales crónicas. Han sido descritas varias estrategias para revascularizar oclusiones extensas en los segmentos arteriales a nivel infrainguinal, por debajo de la rodilla o por debajo del tobillo. La revascularización puede ser realizada utilizando técnicas endoluminales, subintimales o por vía retrógrada. Reportamos dos casos de pacientes con ICC que requirieron de accesos no convencionales para lograr la revascularización.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The major cause of all non-traumatic lower extremity amputations are related to diabetes and chronic limb threatening ischemia (CLTI). Between 2 % to 3 % of patients with peripheral artery disease are presented as severe cases of CLTI. CTLI is correlated with multilevel and multivessel arterial disease, involvement of bellow the knee arteries, calcification and a prevalence of total chronic occlusions. Multiple technical strategies to successfully cross long occlusions in arterial segments below the groin, bellow the knee, and bellow the ankle have been described. It can be performed using endoluminal, subintimal and retrograde techniques. We report two cases of patients with CLTI who required unconventional access to achieve revascularization.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Isquemia crónica crítica]]></kwd>
<kwd lng="es"><![CDATA[Acceso extremo]]></kwd>
<kwd lng="es"><![CDATA[Endovascular]]></kwd>
<kwd lng="es"><![CDATA[Tibial pedio]]></kwd>
<kwd lng="en"><![CDATA[Critical limb ischemia]]></kwd>
<kwd lng="en"><![CDATA[Extreme approach]]></kwd>
<kwd lng="en"><![CDATA[Endovascular]]></kwd>
<kwd lng="en"><![CDATA[Tibial pedal]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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</article>
