<?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>1130-0558</journal-id>
<journal-title><![CDATA[Revista Española de Cirugía Oral y Maxilofacial]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Esp Cirug Oral y Maxilofac]]></abbrev-journal-title>
<issn>1130-0558</issn>
<publisher>
<publisher-name><![CDATA[ Sociedad Española de Cirugía Oral y Maxilofacial y de Cabeza y Cuello]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1130-05582020000200004</article-id>
<article-id pub-id-type="doi">10.20986/recom.2020.1035/2019</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto antinflamatorio de dexametasona y vitaminas B en cirugía de tercer molar. Ensayo clínico aleatorizado]]></article-title>
<article-title xml:lang="en"><![CDATA[Antiinflammatory effect of dexamethasone and B vitamins in third molar surgery. Randomized clinical trial]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez-Rimache]]></surname>
<given-names><![CDATA[Lesly Karem]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Vargas]]></surname>
<given-names><![CDATA[Martha Cecilia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Rodríguez]]></surname>
<given-names><![CDATA[Yuri]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chumpitaz-Cerrate]]></surname>
<given-names><![CDATA[Víctor Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Afa">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Facultad de Odontología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Afb">
<institution><![CDATA[,Universidad Científica del Sur Facultad de Ciencias de la Salud Laboratorio de Farmacología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>42</volume>
<numero>2</numero>
<fpage>69</fpage>
<lpage>75</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1130-05582020000200004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1130-05582020000200004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1130-05582020000200004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo:  Evaluar el efecto antinflamatorio de la administración preoperatoria de la asociación de dexametasona con vitaminas B en cirugías de tercer molar mandibular.  Materiales y métodos: Estudio experimental conformado por 54 pacientes de 18-25 años, que se asignaron en dos grupos: al grupo control se le administró 4 mg de dexametasona y al grupo experimental la asociación de 4 mg de dexametasona con vitaminas B1, B6 y B12; ambos por vía intramuscular antes de la cirugía. El efecto antinflamatorio se determinó por la evaluación del dolor y la tumefacción. El dolor se evaluó mediante la escala visual análoga, el tiempo para analgesia de rescate y el consumo total de analgésicos. La tumefacción se evaluó mediante mediciones del contorno facial.  Resultados: Se demostró que la intensidad máxima de dolor apareció a las 24 horas, siendo este significativamente menor en el grupo experimental (4,0 vs. 5,8 cm), p &lt; 0,05; luego los valores fueron disminuyendo progresivamente a las 48 horas, siendo significativamente menor el valor en el grupo experimental (3,3 vs. 5,4 cm), p &lt; 0,05. El grupo experimental demostró un mayor tiempo para analgesia de rescate (2,48 vs. 2,08 h), p &gt; 0,05; y menor consumo de analgésicos (8,5 vs. 9,4 tab), p &lt; 0,05. La tumefacción facial se incrementó progresivamente hasta el tercer día, sin diferencia significativa entre los grupos (45,4 vs. 46 cm), p &gt; 0,05.  Conclusiones: Se evidenció una significativa mayor actividad analgésica y un significativo menor consumo total de analgésicos en el grupo experimental en comparación con el grupo control. No se evidenció diferencia significativa en la tumefacción.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective: To evaluate the antiinflammatory effect of the preoperative administration of the dexamethasone associated with B vitamins in mandibular third molar surgeries.  Materials and methods: Experimental study, which consisted of 54 patients aged 18-25 years, who were assigned in two groups: control group was administered dexamethasone 4 mg and the experimental group, the association of dexamethasone 4 mg with vitamins B1, B6, B12; both intramuscularly before surgery. The anti-inflammatory effect was determined by the evaluation of pain and swelling. The pain was evaluated by means of the analogous visual scale, time for rescue analgesia and total analgesic consumption. The swelling was assessed by facial contour measurements.  Results:  It was demonstrated that the maximum intensity of pain was at 24 hours, being this significantly lower in the experimental group (4.0 vs. 5.8 cm), p&lt;0.05; then the values were gradually decreasing at 48 hours, with the value in the experimental group being significantly lower (3.3 vs. 5.4 cm), p&lt;0.05. The experimental group showed a longer time for rescue analgesia (2.48 vs. 2.08 h), p&gt;0.05; and lower analgesic consumption (8.5 vs. 9.4 tab), p&lt;0.05. The facial swelling increased progressively until the third day, without significant differences between the groups (45.4 vs. 46 cm), p&gt;0.05.  Conclusions: There was a significant higher analgesic activity and a significantly lower total analgesic consumption in the experimental group compared to the control group. There were no significant differences in swelling.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Dexametasona]]></kwd>
<kwd lng="es"><![CDATA[complejo vitamínico B]]></kwd>
<kwd lng="es"><![CDATA[cirugía del tercer molar]]></kwd>
<kwd lng="en"><![CDATA[Dexamethasone]]></kwd>
<kwd lng="en"><![CDATA[B vitamin complex]]></kwd>
<kwd lng="en"><![CDATA[third molar surgery]]></kwd>
</kwd-group>
</article-meta>
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