<?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>0034-7434</journal-id>
<journal-title><![CDATA[Revista Colombiana de Obstetricia y Ginecología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Colomb Obstet Ginecol]]></abbrev-journal-title>
<issn>0034-7434</issn>
<publisher>
<publisher-name><![CDATA[Federación Colombiana de Obstetricia y GinecologíaRevista Colombiana de Obstetricia y Ginecología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74342017000400275</article-id>
<article-id pub-id-type="doi">10.18597/rcog.928</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Susceptibilidad antimicrobiana de enterobacterias identificadas en infección urinaria adquirida en la comunidad, en gestantes en nueve hospitales de Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Anti-microbial sensitivity of enterobacteria identified in community-acquired urinary tract infection in pregnant women in 9 Colombian hospitals]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nocua-Báez]]></surname>
<given-names><![CDATA[Laura Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortés-Luna]]></surname>
<given-names><![CDATA[Jorge Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Leal-Castro]]></surname>
<given-names><![CDATA[Aura Lucía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arias-León]]></surname>
<given-names><![CDATA[Gerson Fitzgerald]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ovalle-Guerro]]></surname>
<given-names><![CDATA[María Victoria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saavedra-Rojas]]></surname>
<given-names><![CDATA[Sandra Yamile]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Buitrago-Gutiérrez]]></surname>
<given-names><![CDATA[Giancarlo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobar-Pérez]]></surname>
<given-names><![CDATA[Javier Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Cardozo]]></surname>
<given-names><![CDATA[Betsy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Universidad El Bosque  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<volume>68</volume>
<numero>4</numero>
<fpage>275</fpage>
<lpage>284</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0034-74342017000400275&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0034-74342017000400275&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0034-74342017000400275&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo:  determinar los perfiles de susceptibilidad a los principales agentes antimicrobianos utilizados en el manejo de infección de vías urinarias adquirida por gestantes en la comunidad, y caracterizarlos molecularmente para confirmar la existencia de resistencia bacteriana en este grupo poblacional.  Materiales y métodos:  Estudio de corte transversal, descriptivo, en el que se incluyeron gestantes con infección urinaria adquirida en la comunidad que requirieron hospitalización. Estas hacían parte de un estudio realizado en población general. Se analizaron los resultados microbiológicos de los urocultivos. Se identificaron los aislamientos de Escherichia coli, Klebsiella spp. y Proteus mirabilis durante 12 meses en 9 hospitales de Colombia, y se determinó su perfil de susceptibilidad por microdilución en caldo y pruebas de difusión por gradiente; se caracterizó la presencia de betalactamasas de espectro extendido, con métodos microbiológicos y moleculares. Se presentan las características sociodemográficas y clínicas de estas pacientes.  Resultados:  se recogieron 74 aislamientos (64 de E. coli, 7 de Klebsiella spp. y 3 de P. mirabilis) en 73 pacientes. En 58 % de las pacientes se reportó uso previo de antibióticos. La resistencia a ampicilina/sulbactam, cefazolina y ceftriaxona fue de 15,6, 17,2 y 4,7 %, respectivamente. Tres aislamientos, dos de E. coli y uno de Klebsiella spp., expresaron betalactamasas de espectro extendido (3,1 % en E. coli y 14,3 % Klebsiella spp.). Un aislamiento de E. coli expresó enzimas tipo AmpC.  Conclusión:  se confirmó la presencia de cepas resistentes a antibióticos utilizados de primera línea de manera empírica, y a cefalosporinas de tercera generación en enterobacterias responsables de infección del tracto urinario adquirida en la comunidad en embarazadas, producida por enzimas de tipo betalactamasas de espectro extendido tipo CTX M-15 y AmpC.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective:  To identify sensitivity profiles of the main anti-microbial agents used in the management of community-acquired urinary tract infection in pregnant women, and to make the molecular characterisation in order to confirm the existence of bacterial resistance in this population group.  Materials and methods:  Descriptive crosssectional study that included pregnant women with community-acquired urinary tract infection requiring admission to hospital. They were part of a study conducted in the general population. The microbiological results of the urine cultures were analysed. Isolates of Escherichia coli, Klebsiella spp. And Proteus mirabilis were identified over a period of 12 months in 9 Colombian hospitals, and their sensitivity profiles were determined using microdilution broth and gradient diffusion tests, and the presence of extended spectrum beta-lactamases was characterised using microbiological and molecular methods.The sociodemographic and clinical characteristics of these patients are presented.  Results:  Overall, 74 isolates were collected (64 E. coli, 7 Klebsiella spp. and 3 P. mirabilis isolates) in 73 patients. Prior use of antibiotics was documented in 58% of the patients. Resistance to ampicillin/sulbactam, cefazolin and ceftriaxone was 15.6%, 17.2% and 4.7%, respectively. There was extended spectrum beta-lactamase expression in three of the isolates, 2 of E. coli and 1 of Klebsiella spp. (3.1% E. coli and 14.3% Klebsiella spp.) One E. coli isolate expressed enzymes of the AmpC type.  Conclusion:  The presence of resistant strains to antibiotics used as first-line empirical treatment and to third-generation cephalosporins was confirmed in enterobacteria responsible for community-acquired urinary tract infection in pregnant women, produced by type CTX M-15 and AmpC extended spectrum betalactamase enzymes.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[infecciones urinarias]]></kwd>
<kwd lng="es"><![CDATA[embarazo]]></kwd>
<kwd lng="es"><![CDATA[enterobacterias]]></kwd>
<kwd lng="es"><![CDATA[farmacorresistencia microbiana]]></kwd>
<kwd lng="es"><![CDATA[betalactamasas]]></kwd>
<kwd lng="en"><![CDATA[Urinary tract infections]]></kwd>
<kwd lng="en"><![CDATA[pregnancy]]></kwd>
<kwd lng="en"><![CDATA[enterobacteria]]></kwd>
<kwd lng="en"><![CDATA[microbial drug resistance]]></kwd>
<kwd lng="en"><![CDATA[betalactamases.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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