<?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>1870-7203</journal-id>
<journal-title><![CDATA[Acta médica Grupo Ángeles]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. Grupo Ángeles]]></abbrev-journal-title>
<issn>1870-7203</issn>
<publisher>
<publisher-name><![CDATA[Grupo Ángeles, Servicios de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-72032018000200133</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso de clorhexidina como protocolo en el área prequirúrgica en pacientes con cirugía electiva]]></article-title>
<article-title xml:lang="en"><![CDATA[Use of chlorhexidine as a protocol in the pre-surgical area for patients undergoing elective surgery]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez Medina]]></surname>
<given-names><![CDATA[Verania]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Gómez]]></surname>
<given-names><![CDATA[Luis Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Athié García]]></surname>
<given-names><![CDATA[José Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad La Salle Facultad Mexicana de Medicina Hospital Ángeles Mocel]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Ángeles Mocel  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Ángeles Mocel  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<volume>16</volume>
<numero>2</numero>
<fpage>133</fpage>
<lpage>138</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032018000200133&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032018000200133&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032018000200133&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Antecedentes:  El aseo bucal prequirúrgico (ABP) con cepillado dental se ha establecido para prevenir complicaciones infecciosas. La adición de aseo con clorhexidina es cuestionable.  Objetivo:  Establecer el nivel de colonización bacteriana faríngea según cumplimiento del ABP y el impacto adicional del aseo con clorhexidina.  Métodos:  Estudio con pacientes mayores de 18 años programados a cirugía; dos fases: evaluación del nivel de colonización (leve-moderado-severo) según cumplimiento o no del ABP y maniobra de enjuague o no con 15 mL de clorhexidina (0.12%), asignada aleatoriamente. Se analizó la presencia de patógenos.  Resultados:  48/60 (80%) no cumplieron con el ABP. Todos tuvieron colonizaciones de moderadas a altas, pero los cumplidores, menos proporción de altas (16.7 contra 33.3%, p = 0.23). Después del aseo con clorhexidina (30 pacientes), 1/6 (16%) con ABP continuaron con alta colonización y al resto les bajó a moderada; 20% (5/24) sin ABP continuaron con alta colonización, a 70% (17/24) les bajó de alta a moderada y a dos (8%) a leve; a uno (4%) con moderada colonización preclorhexidina, le bajó a leve. Sólo en seis pacientes sin ABP (12.6%) se aisló S. aureus o S. pneumoniae. La clorhexidina redujo la colonización de alta a moderada en tres con S. aureus; en el otro continuó alta. La clorhexidina redujo la colonización de alta a moderada en uno con S. pneumoniae.  Conclusión:  El cumplimiento del ABP reduce la colonización faríngea, sobre todo por patógenos. La adición de enjuague con clorhexidina puede aumentar esta protección.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Background:  Pre-surgical oral hygiene (POH) with tooth brushing has been established to prevent infectious complications. The need of an additional cleansing with chlorhexidine is questionable.  Objective:  To establish the level of pharyngeal bacterial colonization according to compliance with POH and the additional impact of a chlorhexidine rinse.  Methods:  Study with patients 18 years and older scheduled for surgery. Two phases: first, we evaluated the level of colonization (mild-moderate-severe) according to compliance or not with the POH, and second, to a randomly assigned rinse (or not) with 15 mL of chlorhexidine (0.12%). The presence of pathogenic agents was analyzed.  Results:  48/60 (80%) did not comply with the POH. All had moderate to high colonization, but compliers had a lower proportion of high colonization (16.7 versus 33.3%, p = 0.23). After cleansing with chlorhexidine (30 patients), 1/6 (16%) with POH continued with high colonization, the rest fell to moderate; 20% (5/24) without POH continued with high colonization, 70% (17/24) fell from high to moderate and two (8%) from high to mild; one (4%) with moderate pre-chlorhexidine colonization decreased to mild. Only six patients without POH (12.6%) had S. aureus or S. pneumoniae isolated. Chlorhexidine reduced colonization from high to moderate in three with S. aureus, in the other, it remained high. Chlorhexidine reduced colonization from high to moderate in one of the two patients with S. pneumoniae.  Conclusion:  Compliance with POH reduces pharyngeal colonization, especially of pathogenic bacteria. The addition of a rinse with chlorhexidine can increase this protection.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Clorhexidina]]></kwd>
<kwd lng="es"><![CDATA[aseo bucal]]></kwd>
<kwd lng="es"><![CDATA[cepillado de dientes]]></kwd>
<kwd lng="es"><![CDATA[flora bacteriana]]></kwd>
<kwd lng="en"><![CDATA[Chlorhexidine]]></kwd>
<kwd lng="en"><![CDATA[buccal cleaning]]></kwd>
<kwd lng="en"><![CDATA[brushing teeth]]></kwd>
<kwd lng="en"><![CDATA[bacterial flora]]></kwd>
</kwd-group>
</article-meta>
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