<?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>0301-696X</journal-id>
<journal-title><![CDATA[Revista de sanidad militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. sanid. mil.]]></abbrev-journal-title>
<issn>0301-696X</issn>
<publisher>
<publisher-name><![CDATA[Secretaría de la Defensa Nacional, Dirección General de Sanidad]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0301-696X2018000400317</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Valoración de la variabilidad de la frecuencia cardiaca en pacientes con hipertensión arterial sistémica tratados mediante ablación renal por radiofrecuencia. Serie de casos]]></article-title>
<article-title xml:lang="en"><![CDATA[Assessment of the variability of the cardiac frequency in patients with systemic arterial hypertension treated through renal ablation by radio frequency. Series of cases]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galván Vargas]]></surname>
<given-names><![CDATA[César Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Jiménez]]></surname>
<given-names><![CDATA[Lázaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín Hernández]]></surname>
<given-names><![CDATA[Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva Rendón]]></surname>
<given-names><![CDATA[Jorge Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza Ramírez]]></surname>
<given-names><![CDATA[Brenda Janette]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romo Cordero]]></surname>
<given-names><![CDATA[Ximena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rapalo Carbajal]]></surname>
<given-names><![CDATA[Danny Noel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Central Militar  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Central Militar  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Central Militar  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af4">
<institution><![CDATA[,Escuela Militar de Graduados de Sanidad  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af5">
<institution><![CDATA[,Escuela Militar de Graduados de Sanidad  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>72</volume>
<numero>5-6</numero>
<fpage>317</fpage>
<lpage>323</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0301-696X2018000400317&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0301-696X2018000400317&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0301-696X2018000400317&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción  La hipertensión arterial sistémica refractaria es la presión arterial en el consultorio por encima de la meta apropiada a pesar del uso de tres o más antihipertensivos, uno de los cuales es un diurético; la denervación renal por ablación por radiofrecuencia es un tratamiento para este padecimiento, el cual es efectivo y seguro. Consideramos que la denervación disminuye el tono del sistema nervioso autónomo a nivel renal (eje renina angiotensina aldosterona), por lo que el resultado será la disminución de la presión arterial sin afectar la variabilidad de la frecuencia cardiaca.  Objetivo  Determinar si existe modificación en la variabilidad de la frecuencia cardiaca en pacientes con hipertensión arterial sistémica refractaria que son tratados mediante denervación renal por radiofrecuencia con catéter.  Material y métodos  Estudio observacional, descriptivo y analítico de pacientes con hipertensión arterial sistémica refractaria que fueron tratados mediante ablación renal por radiofrecuencia con catéter. Se midió la variabilidad de la frecuencia cardiaca en el dominio temporal y frecuencial, antes y dos meses después del procedimiento. El análisis estadístico de resultados se hizo con la prueba t de Student para muestras relacionadas.  Resultados  Fueron elegibles nueve pacientes, sólo se incluyeron seis pacientes con hipertensión arterial sistémica refractaria tratados mediante ablación renal por radiofrecuencia en el dominio temporal para la desviación estándar de los intervalos NN (SDNN), se observó un incremento estadísticamente no significativo (7 ms, p = 0.58).  Conclusión  En los seis pacientes con hipertensión arterial sistémica refractaria tratados mediante ablación renal por radiofrecuencia se observó, dos meses posteriores al procedimiento, que la variabilidad de la frecuencia cardiaca en el dominio temporal para la desviación estándar de los intervalos NN (SDNN) se incrementó 7 ms, siendo estadísticamente no significativo (p = 0.58).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction Refractory systemic arterial hypertension is the blood pressure above the appropriate goal despite the use of three or more antihypertensive drugs, one of which is a diuretic; renal denervation by radiofrequency ablation, is a treatment for this condition, which is effective and safe. We consider that denervation decreases the tone of the autonomic nervous system at the renal level (renin angiotensin aldosterone axis), so that the result will be a decrease in blood pressure without affecting the variability of the heart rate.  Objective  To determine if there is a change in the variability of heart rate in patients with refractory systemic arterial hypertension who are treated by radiofrequency renal denervation with catheter.  Material and methods  Observational, descriptive and analytical study of patients with refractory systemic arterial hypertension who were treated by radiofrequency renal ablation with catheter. The variability of the heart rate in the temporal and frequency domain was measured before and two months after the procedure. The statistical analysis of results was by Student&#8217;s t-test for related samples.  Results  Nine patients were eligible, only six patients with refractory systemic arterial hypertension treated by radiofrequency renal ablation were included, in the domain temporal domain for the standard deviation of the NN intervals (SDNN), a statistically non-significant increase was observed (7 ms, p = 0.58).  Conclusion  In the six patients with refractory systemic arterial hypertension treated by radiofrequency renal ablation, it was observed two months after the procedure, that the variability of the heart rate in the time domain for the standard deviation of the NN intervals (SDNN), it increased 7 ms, being statistically non-significant (p = 0.58).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hipertensión arterial sistémica refractaria]]></kwd>
<kwd lng="es"><![CDATA[ablación renal por radiofrecuencia]]></kwd>
<kwd lng="es"><![CDATA[variabilidad de la frecuencia cardiaca]]></kwd>
<kwd lng="en"><![CDATA[Refractory systemic arterial hypertension]]></kwd>
<kwd lng="en"><![CDATA[radiofrequency renal ablation]]></kwd>
<kwd lng="en"><![CDATA[heart rate variability]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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