<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2022000700052</article-id>
<article-id pub-id-type="doi">10.24875/ciru.21000440</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[The effect of different anesthesia techniques on cerebral oxygenation in thoracic surgery]]></article-title>
<article-title xml:lang="es"><![CDATA[El efecto de diferentes técnicas de anestesia sobre la oxigenación cerebral en cirugía torácica]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Akdogan]]></surname>
<given-names><![CDATA[Ali]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Besir]]></surname>
<given-names><![CDATA[Ahmet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kutanis]]></surname>
<given-names><![CDATA[Dilek]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Erturk]]></surname>
<given-names><![CDATA[Engin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tugcugil]]></surname>
<given-names><![CDATA[Ersagun]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saylan]]></surname>
<given-names><![CDATA[Sedat]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Karadeniz Technical University Faculty of Medicine Department of Anesthesiology and Intensive Care]]></institution>
<addr-line><![CDATA[Trabzon ]]></addr-line>
<country>Turkey</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>90</volume>
<fpage>52</fpage>
<lpage>60</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2022000700052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2022000700052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2022000700052&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: One-lung ventilation may cause negative changes in the oxygenation of cerebral tissue which results in post-operative cognitive dysfunction. We compared the potential effects of total intravenous anesthesia and inhalation general anesthesia techniques on cerebral tissue oxygenation  Materials and methods: In this prospective double-blind trial, patients whose standard anesthesia induction was done were randomly divided into two groups as group total intravenous anesthesia using propofol (Group T, n = 30) and group inhalation general anesthesia using sevoflurane (Group I, n = 30) based on anesthesia maintenance. The intraoperative cerebral oxygen saturation and pre-post-operative mini-mental status test scores of the patients were monitored and recorded.  Results: Baseline characteristics were similar between the two groups. The decrease of cerebral oxygen saturation more than 20% in total intravenous anesthesia group was significantly higher than inhalation group (p &lt; 0.05). In both groups, the mini-mental status test values at the post-operative 3rd h were significantly lower than the pre-operative and post-operative 24th h values (p &lt; 0.05).  Conclusions: Inhalation general anesthesia provided better cerebral tissue oxygenation in thoracic surgery with one-lung ventilation compared to total intravenous anesthesia. However, there was no significant correlation between the presence of desaturation and post-operative cognitive dysfunction]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: La ventilación unipulmonar puede provocar cambios negativos en la oxigenación del tejido cerebral que se traduce en una disfunción cognitiva postoperatoria. Comparamos los efectos potenciales de la anestesia total intravenosa y las técnicas de anestesia general por inhalación en relación con la oxigenación del tejido cerebral.  Material y métodos: En este ensayo prospectivo doble ciego, los pacientes en los que se realizó una inducción estándar de anestesia se dividieron aleatoriamente en dos grupos: grupo de anestesia intravenosa total con propofol (Grupo T, n = 30) y grupo de anestesia general por inhalación con sevoflurano (Grupo I, n = 30) basados en el mantenimiento de la anestesia. Se controlaron y registraron la saturación de oxígeno cerebral intraoperatoria y las valoraciones de la miniprueba de estado mental preoperatoria de los pacientes.  Resultados: Las características de base fueron similares entre los dos grupos. La disminución de la saturación de oxígeno cerebral de más del 20% en el grupo de anestesia intravenosa total fue significativamente mayor que en el grupo de inhalación (p &lt; 0.05). En ambos grupos, los valores de la mini prueba del estado mental al cabo de la 3a. hora del período posoperatorio fueron significativamente más bajos que los valores preoperatorios y posoperatorios registrados al cabo de 24 horas (p &lt; 0.05).  Conclusiones: La anestesia general por inhalación facilitó una mejor oxigenación del tejido cerebral en la cirugía torácica con ventilación unipulmonar en comparación con la anestesia intravenosa total. Sin embargo, no hubo una correlación significativa entre la presencia de desaturación y la disfunción cognitiva posoperatoria.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[One-lung ventilation]]></kwd>
<kwd lng="en"><![CDATA[Cerebral oxygenation]]></kwd>
<kwd lng="en"><![CDATA[Post-operative cognitive dysfunction]]></kwd>
<kwd lng="en"><![CDATA[Sevoflurane]]></kwd>
<kwd lng="en"><![CDATA[Propofol]]></kwd>
<kwd lng="es"><![CDATA[Ventilación unipulmonar]]></kwd>
<kwd lng="es"><![CDATA[Oxigenación cerebral]]></kwd>
<kwd lng="es"><![CDATA[Disfunción cognitiva posoperatoria]]></kwd>
<kwd lng="es"><![CDATA[Sevoflurano]]></kwd>
<kwd lng="es"><![CDATA[Propofol]]></kwd>
</kwd-group>
</article-meta>
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