<?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>1665-5044</journal-id>
<journal-title><![CDATA[Revista mexicana de neurociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. neurocienc.]]></abbrev-journal-title>
<issn>1665-5044</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Neurología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-50442021000300089</article-id>
<article-id pub-id-type="doi">10.24875/rmn.20000064</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Risk of subsequent adjacent fractures after vertebral augmentation: A systematic review]]></article-title>
<article-title xml:lang="es"><![CDATA[Riesgo de fracturas adyacentes en el tratamiento de las fracturas de compresión vertebral: Metaanálisis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Zufiría]]></surname>
<given-names><![CDATA[José M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sierra-Rodríguez]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Ramirez]]></surname>
<given-names><![CDATA[Yaiza]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bernal-Piñeiro]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva-Mascaró]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tamarit-Degenhardt]]></surname>
<given-names><![CDATA[Martin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario de Getafe Department of Neurosurgery ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</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>22</volume>
<numero>3</numero>
<fpage>89</fpage>
<lpage>95</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-50442021000300089&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-50442021000300089&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-50442021000300089&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: The incidence of vertebral fractures is high and the new treatment options developed in recent years represent a significant improvement, although they are not without complications.  Objectives: The aim of this study was to investigate whether percutaneous vertebral augmentation (PVA) was associated with clinical and radiological subsequent adjacent fractures.  Methods: A systematic review and meta-analysis was performed searching on PubMed, EMBASE, Cochrane library, Google Scholar, Web of Science, and ClinicalTrial.gov from the establishment of the database to January 2020. Eligible studies assessing the subsequent adjacent fractures after PVA compared with conservative treatment (CT) were incorporated. The pooled risk ratio (RR) with its 95% confidence intervals (95% CI) was used. Heterogeneity, sensitivity, and publication bias analyses were performed.  Results: Twenty-four studies were considered eligible and were included finally. 20/421 patients (4.75%) had clinical subsequent adjacent fractures from the PVA group, and 25/359 patients (6.96%) had from the CT group, and 46/440 patients (10.45%) from the PVA group and 36/444 patients (8.10%) from the CT group had radiological subsequent adjacent fractures. There both had no significant difference between two groups (RR = 0.67, 95%CI: [0.38, 1.19], p = 0.17)/(RR = 1.13, 95% CI: [0.75, 1.70], p = 0.576). However, in fractured vertebrae, number in the PVA group was more than that in the CT group (RR=1.41, 95%CI: [1.03, 1.93], p = 0.03).  Conclusion: Collectively, currently available literature provides data showed that PVA did not increase the incidence for subsequent adjacent fractures, no matter it was clinical or radiological fracture. However, PVA may increase the number of fractured vertebrae.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: La incidencia de fracturas vertebrales es elevada y las nuevas opciones de tratamiento desarrolladas en los últimos años suponen una mejoría importante, aunque no se encuentran exentas de complicaciones.  Objetivos: El objetivo de este estudio fue investigar si el tratamiento vertebral percutáneo se asoció con fracturas en los niveles adyacentes, tanto clínicas como radiológicas, en los controles posteriores.  Métodos: Se realizó una revisión sistemática y un metanálisis buscando en PubMed, EMBASE, la biblioteca Cochrane, Google Scholar, Web of Science y ClinicalTrial.gov desde el establecimiento de la base de datos hasta enero de 2020. Se eligieron estudios elegibles que evalúan las fracturas adyacentes posteriores después de PVA en comparación con tratamiento conservador (CT). Se utilizó la razón de riesgo (RR), agrupada con sus intervalos de confianza del 95% (IC del 95%). Se realizaron análisis de heterogeneidad, de sensibilidad y de sesgo de publicación.  Resultados: Se consideraron elegibles 24 estudio, que se incluyeron finalmente. Del total de pacientes estudiados, 20/421 pacientes (4.75%) tuvieron fracturas adyacentes clínicas posteriores del grupo PVA, y 25/359 pacientes (6,96%) tuvieron del grupo CT, y 46/440 pacientes (10.45%) del grupo PVA y 36/444 pacientes (8.10 %) del grupo CT tenía fracturas adyacentes radiológicas posteriores. No existieron diferencias significativas entre los dos grupos (RR = 0.67, IC 95%: [0.38, 1.19], p = 0.17) / (RR = 1.13, IC 95%: [0.75, 1.70], p = 0.576). Sin embargo, en las vértebras fracturadas, el número en el grupo PVA fue mayor que en el grupo CT (RR = 1.41, IC 95%: [1.03, 1.93], p = 0.03).  Conclusión: Desde un punto de vista general, la literatura actualmente disponible proporciona datos que muestran que el PVA no aumentó la incidencia de fracturas adyacentes posteriores, sin importar si fue una fractura clínica o radiológica. Pero el PVA puede aumentar el número de vértebras fracturadas.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Osteoporotic vertebral compression fracture]]></kwd>
<kwd lng="en"><![CDATA[Percutaneous vertebral augmentation]]></kwd>
<kwd lng="en"><![CDATA[Vertebroplasty]]></kwd>
<kwd lng="en"><![CDATA[Kyphoplasty]]></kwd>
<kwd lng="en"><![CDATA[Subsequent adjacent fracture]]></kwd>
<kwd lng="en"><![CDATA[Meta-analysis]]></kwd>
<kwd lng="es"><![CDATA[Fractura por compresión vertebral osteoporótica]]></kwd>
<kwd lng="es"><![CDATA[Tratamiento vertebral percutáneo]]></kwd>
<kwd lng="es"><![CDATA[Vertebroplastia]]></kwd>
<kwd lng="es"><![CDATA[Cifoplastia]]></kwd>
<kwd lng="es"><![CDATA[Fractura adyacente posterior]]></kwd>
<kwd lng="es"><![CDATA[Metaanálisis]]></kwd>
</kwd-group>
</article-meta>
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