<?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>1134-8046</journal-id>
<journal-title><![CDATA[Revista de la Sociedad Española del Dolor]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Soc. Esp. Dolor]]></abbrev-journal-title>
<issn>1134-8046</issn>
<publisher>
<publisher-name><![CDATA[Inspira Network Group, S.L ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1134-80462019000300006</article-id>
<article-id pub-id-type="doi">10.20986/resed.2019.3702/2018</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Radiofrecuencia pulsada del ganglio de la raíz dorsal en el síndrome radicular lumbosacro crónico refractario a los esteroides epidurales]]></article-title>
<article-title xml:lang="en"><![CDATA[Pulsed radiofrequency of the dorsal root ganglion for chronic lumbosacral radicular syndrome refractory to epidural steroid injections]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castromán]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cristiani]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Surbano]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ayala]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Schwartzmann]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Varaldi]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de la República  ]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de la República Facultad de Medicina Departamento y Cátedra de Anestesiología. Hospital de Clínicas]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de la República Facultad de Medicina Departamento y Cátedra de Anestesiología. Hospital de Clínicas]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>26</volume>
<numero>3</numero>
<fpage>166</fpage>
<lpage>174</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1134-80462019000300006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1134-80462019000300006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1134-80462019000300006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: Aproximadamente, el 20 % de los pacientes con síndrome radicular lumbosacro crónico no responden a las inyecciones epidurales de esteroides. La radiofrecuencia pulsada del ganglio de la raíz dorsal (GRD) es una alternativa terapéutica en ellos.  Objetivos: Evaluar el efecto analgésico de la radiofrecuencia pulsada del GRD en pacientes con síndrome radicular lumbosacro crónico, refractario a los esteroides epidurales.  Material y método: 31 pacientes con síndrome radicular lumbosacro crónico que no respondieron a dos inyecciones epidurales de esteroides fueron tratados con radiofrecuencia pulsada del GRD a 45 V y 42 °C, en 2 ciclos de 120 segundos. Se utilizó el Inventario Abreviado de Dolor para evaluar los resultados. Se consideró una respuesta satisfactoria al procedimiento una disminución de dos puntos en la escala verbal numérica (EVN) evaluada en la pregunta 6 del inventario abreviado de dolor. Los índices de intensidad y de interferencia fueron calculados antes y después del tratamiento.  Resultados: La EVN se redujo de 7,7 ± 2,2 a 5,9 ± 3 (p &lt; 0,01). Los índices de intensidad e interferencia disminuyeron de 7,1 ± 1,5 a 5,9 ± 2,1 (p &lt; 0,01) y 7,1 ± 1,9 a 6,0 ± 2,3 (p &lt; 0,02) respectivamente. 12 de los 30 pacientes (40 %) presentaron una respuesta analgésica satisfactoria. En estos, la EVN disminuyó de 8,0 ± 1,5 a 3,8 ± 2,6 y los índices de intensidad e interferencia de 7,4 ± 1,3 a 3,9 ± 1,5 (p &lt; 0,0001) y 7,7 ± 1,9 a 4,9 ± 2,7 (p = 0,002), respectivamente.  Conclusiones: La aplicación de radiofrecuencia pulsada en el GRD reduce en forma discreta pero estadísticamente significativa la intensidad del dolor y su interferencia funcional en pacientes con síndrome radicular lumbosacro refractario a las inyecciones epidurales de esteroides, al mes de realizada. En aproximadamente el 40 % se obtuvieron respuestas analgésicas satisfactorias que, en algunos casos, se extendió a tres meses tras realizar el procedimiento.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Approximately 20 % of patients with chronic lumbosacral radicular syndrome do not respond to epidural steroid injections. Pulsed radiofrequency of the dorsal root ganglion (DRG) is proposed as an alternative treatment.  Objetive: To evaluate the analgesic effect of pulsed radiofrequency of the DRG in patients with chronic lumbosacral radicular syndrome, refractory to epidural steroid injections.  Patients and method: 31 patients with chronic lumbosacral radicular syndrome that failed to at least two epidural steroid injections, received pulsed radiofrequency of the DRG, utilizing two cycles of 120 seconds, 45 V and 42 °C. Evaluation was carried out a month later. Brief Pain Inventory was applied before procedure and one month later. A reduction of 2 points in the verbal numerical scale (VNS) assessed with the question 6 of the Brief Pain Inventory, was considered a satisfactory analgesic response. Intensity and Interference Scores were calculated.  Results: The VNS score decreased from 7.7 ± 2,2 to 5.9 ± 3 (p &lt; 0.01). Intensity and Interference Scores were reduced from 7.1 ± 1.5 to 5.9 ± 2.1 (p &lt; 0.01) and 7.1 ± 1.9 to 6.0 ± 2.3 (p &lt; 0.02) respectively. In 12 patients (40 %) a satisfactory analgesic response was observed. In these patients the VNS decreased from 8.0 ± 1.5 to 3.8 ± 2.6. Intensity and Interference Scores were reduced from 7.4 ± 1.3 to 3.9 ± 1.5 (p &lt; 0.0001) y 7.7 ± 1.9 to 4.9 ± 2,7 (p = 0.002) respectively.  Conclusions: DRG pulsed radiofrequency produce a mild but statistically significant reduction in VNS and pain interference, in patients with chronic lumbosacral radicular syndrome. However, in 40 % of the patients a satisfactory analgesic effect was observed. In some of them this changes persist after 3 months of the procedures.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Síndrome radicular lumbosacro]]></kwd>
<kwd lng="es"><![CDATA[radiofrecuencia pulsada]]></kwd>
<kwd lng="es"><![CDATA[ganglio de la raíz dorsal]]></kwd>
<kwd lng="en"><![CDATA[Lumbosacral radicular pain]]></kwd>
<kwd lng="en"><![CDATA[pulsed radiofrecuency]]></kwd>
<kwd lng="en"><![CDATA[dorsal root ganglion]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Lumbosacral Radicular Pain]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boxem]]></surname>
<given-names><![CDATA[K Van]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Patjin]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kleef]]></surname>
<given-names><![CDATA[M van]]></given-names>
</name>
<name>
<surname><![CDATA[Lataster]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mekhail]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Pract]]></source>
<year>2010</year>
<volume>10</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>339-58</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Borenstein]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Low Back Pain]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Steven]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Waldman]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Management]]></source>
<year>2007</year>
<volume>2</volume>
<page-range>749-78</page-range><publisher-loc><![CDATA[Philadelphia ]]></publisher-loc>
<publisher-name><![CDATA[Ed Saunders, Elsevier]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[An update of comprehensive evidence-based guidelines for interventional techniques in chronic spinal pain. Part II: guidance and recommendations]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Manchikanti]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Abdi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Alturi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Physician]]></source>
<year>2013</year>
<volume>16</volume>
<numero>Suppl.2</numero>
<issue>Suppl.2</issue>
<page-range>S49-S283</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Practice Guidelines for Chronic Pain Management. An updated report by the American Society of Anesthesiologist Task Force on Chronic Pain Management and the American Society of Regional Anesthesia and Pain Medicine]]></article-title>
<collab>American Society of Anesthesiologists Task Force on Chronic Pain Management</collab>
<collab>American Society of Regional Anesthesia and Pain Medicine</collab>
<source><![CDATA[Anesthesiol]]></source>
<year>2010</year>
<volume>112</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>810-55</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Evidence-informed management of chronic low back pain with epidural steroid injections]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[DePalma]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Slipman]]></surname>
<given-names><![CDATA[CW]]></given-names>
</name>
</person-group>
<source><![CDATA[Spine J]]></source>
<year>2008</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>45-55</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed radiofrequency in lumbar radicular pain: clinical effects in various etiological groups]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abejón]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[García del Valle]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Fuentes]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez- Arnau]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[Reig]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J van]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Pract]]></source>
<year>2007</year>
<volume>7</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>21-6</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed radiofrequency treatment adjacent to the lumbar dorsal root ganglion for the management of lumbosacral radicular syndrome: a clinical audit]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boxem]]></surname>
<given-names><![CDATA[K Van]]></given-names>
</name>
<name>
<surname><![CDATA[Bilsen]]></surname>
<given-names><![CDATA[J van]]></given-names>
</name>
<name>
<surname><![CDATA[Meij]]></surname>
<given-names><![CDATA[N de]]></given-names>
</name>
<name>
<surname><![CDATA[Herrler]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kessels]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J Van]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Med]]></source>
<year>2011</year>
<volume>12</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1322-30</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effects of pulsed radiofrequency field applied to the dorsal root ganglion-a preliminary report]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sluijter]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Cosman]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Rittman]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Clin]]></source>
<year>1998</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>109-17</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed radiofrequency adjacent to the cervical dorsal root ganglion in chronic cervical radicular pain: A double blind sham controlled randomized clinical trial]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J Van]]></given-names>
</name>
<name>
<surname><![CDATA[Patijn]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kessels]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Lamé]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Suijlekom]]></surname>
<given-names><![CDATA[H Van]]></given-names>
</name>
<name>
<surname><![CDATA[Kleef]]></surname>
<given-names><![CDATA[M van]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain]]></source>
<year>2007</year>
<volume>127</volume>
<numero>1-2</numero>
<issue>1-2</issue>
<page-range>173-82</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed radiofrequency for chronic intractable lumbosacral radicular pain: a six month cohort study]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boxem]]></surname>
<given-names><![CDATA[K Van]]></given-names>
</name>
<name>
<surname><![CDATA[Meij]]></surname>
<given-names><![CDATA[N de]]></given-names>
</name>
<name>
<surname><![CDATA[Kessels]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J Van]]></given-names>
</name>
<name>
<surname><![CDATA[Kleef]]></surname>
<given-names><![CDATA[M van]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Med]]></source>
<year>2015</year>
<volume>16</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1155-62</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Validity of the Brief pain Inventory for use in documenting the outcomes of patients with non-cancer pain]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bann]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Dodd]]></surname>
<given-names><![CDATA[Sh]]></given-names>
</name>
<name>
<surname><![CDATA[Schein]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Mendoza]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Cleeland]]></surname>
<given-names><![CDATA[Ch]]></given-names>
</name>
</person-group>
<source><![CDATA[Clin J Pain]]></source>
<year>2004</year>
<volume>20</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>309-18</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Uso del Brief Pain Inventory (BPI) para la evaluación de las técnicas intervencionistas en el tratamiento de la lumbalgia]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Surbano]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Antunez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Coutinho]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Machado]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Castroman]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista El Dolor]]></source>
<year>2014</year>
<numero>62</numero>
<issue>62</issue>
<page-range>10-4</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pain assessment: global use of the pain inventory]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleeland]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
</person-group>
<source><![CDATA[An Acad Med]]></source>
<year>1994</year>
<volume>23</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>129-38</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Validation of a consensus-based minimal clinically important difference (MCID) threshold using an objective functional external anchor]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gatchel]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
<name>
<surname><![CDATA[Mayer]]></surname>
<given-names><![CDATA[TG]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[YH]]></given-names>
</name>
<name>
<surname><![CDATA[Chou]]></surname>
<given-names><![CDATA[CR]]></given-names>
</name>
</person-group>
<source><![CDATA[Spine J]]></source>
<year>2013</year>
<volume>13</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>889-93</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Interpreting the Clinical Importance of Treatment Outcomes in Chronic Pain Clinical Trials: IMMPACT Recommendations]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dworking]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Turk]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Wyrwich]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Beaton]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Cleeland]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Farrar]]></surname>
<given-names><![CDATA[JT]]></given-names>
</name>
</person-group>
<source><![CDATA[J Pain]]></source>
<year>2008</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>105-21</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Clinical Study Radiofrequency for the Treatment of Lumbar Radicular Pain: Impact on Surgical Indications]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trinidad]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Carnota]]></surname>
<given-names><![CDATA[AI]]></given-names>
</name>
<name>
<surname><![CDATA[Failde]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Res Treat]]></source>
<year>2015</year>
<volume>2015</volume>
<page-range>392856</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Psychological predictors of the effectiveness of radiofrequency lesioning of the cervical spinal dorsal ganglion (RF-DRG)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Samwel]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Salppendel]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Crul]]></surname>
<given-names><![CDATA[BJP]]></given-names>
</name>
<name>
<surname><![CDATA[Voerman]]></surname>
<given-names><![CDATA[VF]]></given-names>
</name>
</person-group>
<source><![CDATA[Eur J Pain]]></source>
<year>2000</year>
<volume>4</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>149-55</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Predictive factors for successful outcome of pulsed radiofrequency treatment in patients with intractable lumbosacral radicular pain]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boxem]]></surname>
<given-names><![CDATA[K Van]]></given-names>
</name>
<name>
<surname><![CDATA[Meij]]></surname>
<given-names><![CDATA[N de]]></given-names>
</name>
<name>
<surname><![CDATA[Patijn]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Wilmink]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kleef]]></surname>
<given-names><![CDATA[M van]]></given-names>
</name>
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J Van]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Med]]></source>
<year>2016</year>
<volume>17</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1233-40</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Lumbar Dorsal Root Ganglion as a prognostic tool before pulsed radiofrequency: a randomized, prospective, and comparative study on cost-effectiveness]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Chou]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[HY]]></given-names>
</name>
<name>
<surname><![CDATA[Chung]]></surname>
<given-names><![CDATA[WY]]></given-names>
</name>
<name>
<surname><![CDATA[Peng]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
</person-group>
<source><![CDATA[World Neurosurg]]></source>
<year>2018</year>
<volume>112</volume>
<page-range>e157-64</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Predictors of the analgesic efficacy of pulsed radiofrequency treatment in patients with chronic lumbosacral radicular pain: a retrospective observational study]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Yoon]]></surname>
<given-names><![CDATA[KB]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
</person-group>
<source><![CDATA[J Pain Res]]></source>
<year>2018</year>
<volume>11</volume>
<page-range>1223-30</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Treatment of chronic lumbosacral radicular pain using adjuvant pulsed radiofrequency: a randomized controlled study]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Koh]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[SS]]></given-names>
</name>
<name>
<surname><![CDATA[Karm]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
<name>
<surname><![CDATA[Suh]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Leem]]></surname>
<given-names><![CDATA[JG]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Med]]></source>
<year>2015</year>
<volume>16</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>432-41</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Transforaminal epidural injections in chronic lumbar disc herniation: a randomized, double-blind, active-control trial]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Manchikanti]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Cash]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<name>
<surname><![CDATA[Pampati]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Falco]]></surname>
<given-names><![CDATA[FJE]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Physician]]></source>
<year>2014</year>
<volume>17</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>489-501</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Exposure of the dorsal root ganglion in rats to pulsed radiofrequency currents activates dorsal horn lamina I and II neurons]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Higuchi]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Nashold Jr]]></surname>
<given-names><![CDATA[BS]]></given-names>
</name>
<name>
<surname><![CDATA[Sluijter]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cosman]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Pearlstein]]></surname>
<given-names><![CDATA[RD]]></given-names>
</name>
</person-group>
<source><![CDATA[Neurosurgery]]></source>
<year>2002</year>
<volume>50</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>850-5</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed and continuous radiofrequency current adjacent to the cervical dorsal root ganglion of the rat induces late cellular activity in the dorsal horn]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zundert]]></surname>
<given-names><![CDATA[J Van]]></given-names>
</name>
<name>
<surname><![CDATA[Louw]]></surname>
<given-names><![CDATA[AJ de]]></given-names>
</name>
<name>
<surname><![CDATA[Joosten]]></surname>
<given-names><![CDATA[EA]]></given-names>
</name>
<name>
<surname><![CDATA[Kessels]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Honig]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Dederen]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Anesthesiology]]></source>
<year>2005</year>
<volume>102</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>125-31</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Changes in spinal cord expression of fractalkine and its receptor in a rat model of disc herniation by autologous nucleus pulposus]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[HW]]></given-names>
</name>
<name>
<surname><![CDATA[Ahn]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Seo]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[YW]]></given-names>
</name>
<name>
<surname><![CDATA[Jang]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
</person-group>
<source><![CDATA[Spine]]></source>
<year>2011</year>
<volume>36</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>753-60</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Abnormal spontaneous activities on needle electromyography and their relation with pain behavior and nerve fiber pathology in a rat model of lumbar disc herniation]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[WR]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[HW]]></given-names>
</name>
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[YW]]></given-names>
</name>
<name>
<surname><![CDATA[Jang]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
</person-group>
<source><![CDATA[Spine]]></source>
<year>2011</year>
<volume>36</volume>
<numero>24</numero>
<issue>24</issue>
<page-range>1562-7</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Ultrastructural changes in axons following exposure to pulsed radiofrequency fields]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Erdine]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bilir]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Cosman]]></surname>
<given-names><![CDATA[ER]]></given-names>
</name>
<name>
<surname><![CDATA[Cosman Jr]]></surname>
<given-names><![CDATA[ER]]></given-names>
</name>
</person-group>
<source><![CDATA[Pain Practice]]></source>
<year>2009</year>
<volume>9</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>407-17</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pulsed radiofrequency applied to dorsal root ganglia causes a selective increase in ATF3 in small neurons]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hamann]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Abou-Sherif]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Thompson]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Hall]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Eur J Pain]]></source>
<year>2006</year>
<volume>10</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>171-6</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Mechanisms of analgesic action of pulsed radiofrequency on adjuvant-induced pain in the rat: Roles of descending adrenergic and serotonergic systems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hagiwara]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Iwasaka]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Takeshima]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Noguchi]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<source><![CDATA[Eur J Pain]]></source>
<year>2009</year>
<volume>13</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>249-52</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
