<?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>2696-130X</journal-id>
<journal-title><![CDATA[Revista mexicana de angiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. angiol.]]></abbrev-journal-title>
<issn>2696-130X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Angiología, Cirugía Vascular y Endovascular A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2696-130X2019000400043</article-id>
<article-id pub-id-type="doi">10.24875/rma.19000009</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Eficacia del ultrasonido Doppler para diagnóstico de estenosis carotídea comparado con arteriografía de troncos supraaórticos en un hospital de tercer nivel]]></article-title>
<article-title xml:lang="en"><![CDATA[Efficacy of doppler ultrasound for diagnosis of carotid stenosis compared to angiography of supra-aortic vessels in a third level hospital]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ibáñez-Rodríguez]]></surname>
<given-names><![CDATA[José F.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montoya-Luna]]></surname>
<given-names><![CDATA[Lorena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caballero-Rodarte]]></surname>
<given-names><![CDATA[Karla G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Unidad Médica de Alta Especialidad (UMAE) número 34 Departamento de Angiología y Cirugía Vascular]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>47</volume>
<numero>4</numero>
<fpage>43</fpage>
<lpage>48</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2696-130X2019000400043&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2696-130X2019000400043&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2696-130X2019000400043&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La identificación mediante ultrasonido Doppler de estenosis de la arteria carótida común o interna del 50-99% es suficiente para la toma de decisiones. El objetivo consiste en determinar la eficacia del ultrasonido Doppler para el diagnóstico de estenosis carotídea comparado con la arteriografía de troncos supraaórticos (ATSA).  Métodos: Estudio observacional de prueba diagnóstica. Se incluyeron, desde enero de 2018 a mayo de 2019, 100 pacientes &gt; 50 años con enfermedad carotídea sintomática, con ultrasonido Doppler y ATSA de la unidad. Documentamos variables demográficas, clínicas y grado de estenosis carotídea. Se determinó la sensibilidad, especificidad, valores predictivos positivo (VPP) y negativo (VPN), eficacia y cálculo de área bajo la curva del ultrasonido Doppler para enfermedad carotídea vs. el estándar de oro. Se consideró significancia estadística p &lt; 0.05 e intervalo de confianza 95%.  Resultados: 70 pacientes hombres y 30 mujeres, edad media 70 años. La detección mediante ultrasonido Doppler de estenosis carotídea &gt; 50% comparado con ATSA tuvo una sensibilidad del 91.4%, especificidad del 66.1%, VPP del 48%, VPN del 95% y eficacia del 72%. El cálculo del área bajo la curva fue de 0.527.  Conclusiones: En nuestra unidad el ultrasonido Doppler tiene una alta sensibilidad para el diagnóstico de estenosis carotídea, sin embargo, el valor del área bajo la curva es débil al compararse con ATSA como prueba diagnóstica independiente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Stenosis of the common or internal carotid artery of 50-99% identified by Doppler Ultrasound is sufficient for therapeutic decision making. The aim of this study is to determine the efficacy of Doppler Ultrasound for diagnosis of carotid stenosis compared to angiography of supra-aortic vessel (ASAV).  Methods: Observational and diagnostic test study. 100 patients &gt;50 years with symptomatic carotid disease were included during January-2018 to May-2019, with Doppler Ultrasound and ASAV. We document demographic, clinical variables and degree of carotid stenosis. Sensitivity, specificity, positive and negative predictive values (PPV, NPV), efficacy and area under the curve of Doppler Ultrasound for carotid disease vs. gold standard were determined. P value &lt;0.05 and confidence interval of 95% were considered statistically significant.  Results: 70 men and 30 women, mean age 70 years. Doppler USG detection of carotid stenosis &gt; 50% compared to ASAV had a sensitivity of 91.4%, specificity 66.1%, PPV 48% NPV 95% and 72% efficacy. The calculation of the area under the curve was 0.527.  Conclusions: In our hospital, the Doppler USG has high sensitivity for diagnosis of carotid stenosis, however the value of the area under the curve is weak when compared to ASAV as an independent diagnostic test.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ultrasonido Doppler carotídeo]]></kwd>
<kwd lng="es"><![CDATA[Angiografía]]></kwd>
<kwd lng="es"><![CDATA[Estenosis carotídea]]></kwd>
<kwd lng="en"><![CDATA[Carotid Doppler ultrasound]]></kwd>
<kwd lng="en"><![CDATA[Angiography]]></kwd>
<kwd lng="en"><![CDATA[Carotid stenosis]]></kwd>
</kwd-group>
</article-meta>
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