Identificación de microorganismos intrabdominales asociados a colección intrabdominal postoperatoria en niños con apendicitis perforada

dc.contributor.advisorValero Halaby, Juan Javierspa
dc.contributor.authorGarzón González, Luz Nélida Marinaspa
dc.contributor.financerHOMI - Fundación Hospital Pediátrico La Misericordiaspa
dc.contributor.researchgroupUnidad de Cirugía Pediátrica de la Universidad Nacional de Colombiaspa
dc.date.accessioned2022-03-01T17:06:00Z
dc.date.available2022-03-01T17:06:00Z
dc.date.issued2022-02-17
dc.descriptionilustraciones, gráficas, tablasspa
dc.description.abstractIntroducción La apendicitis aguda es la urgencia quirúrgica abdominal más frecuente en niños. Los patógenos más comúnmente asociados son las enterobacterias y los anaerobios, existiendo diferencias entre la sensibilidad bacteriana en los distintos hospitales. El objetivo del estudio es determinar la asociación entre la presencia de un microorganismo resistente al antibiótico empírico y el desarrollo de colecciones en pacientes con apendicitis perforada. Metodología Se realizó un estudio prospectivo de cohortes en pacientes menores de 18 años llevados a apendicectomía por laparoscopia con documentación intraoperatoria de apendicitis perforada entre el 1 noviembre del 2019 al 30 septiembre 2020, se tomó muestra de líquido peritoneal para cultivo y se procesaron en botellas de hemocultivo aerobio, anaerobio y tubo seco. Se recolectaron datos clínicos y microbiológicos de todos los pacientes. Resultados Se incluyeron 232 pacientes, la edad promedio fue 10.10 años (DE 3.74). Los microorganismos más comúnmente aislados fueron Escherichia coli (E. coli) (80.14%) y Pseudomona aeruginosa (7.45%). El 5.31% de E coli fueron catalogadas como BLEE. P aeruginosa no presentó resistencia al meropenem. Se documentaron 50 cultivos con gérmenes resistentes al antibiótico iniciado empíricamente, siendo necesario el cambio de antibiótico en 5 casos, sin encontrar una asociación entre esta resistencia y la aparición de absceso intrabdominal postoperatorio. En el análisis multivariado los factores asociados a presentar colección intrabdominal fueron el alto riesgo al ingreso OR 2.89 (p=0.01) y el requerimiento de dren OR 4.78 (p<0.01). Conclusiones E. coli fue el microorganismo más comúnmente aislado, con una baja tasa de aislamientos BLEE. El presentar un microorganismo resistente al antibiótico empírico no se asoció con aumento en la tasa de colección postoperatoria. Los factores asociados a presentar absceso intrabdominal fueron el alto riesgo al ingreso y el requerimiento de dren en el postoperatorio. (Texto tomado de la fuente).spa
dc.description.abstractIntroduction Acute appendicitis is the most common surgical emergency in children. Enterobacteria and anaerobes are the pathogens most frequently associated with its occurrence and the sensitivity of bacteria to antibiotics differs from one hospital to another. The objective of this study was to determine the association between the presence of a microorganism resistant to the antibiotic used in empirical therapy and the development of intra-abdominal abscess in patients with perforated appendicitis. Methodology A prospective cohort study was conducted in patients under 18 years of age who underwent laparoscopic appendectomy between November 1, 2019 and September 30, 2020 and in which perforated appendicitis was documented intraoperatively; peritoneal fluid samples were taken for bacteria culture purposes; samples were processed in aerobic and anaerobic blood culture bottles and dry tubes. Clinical and microbiological data from all patients were collected. Results A total of 232 patients were included and the mean age was 10.10 years (SD 3.74). Escherichia coli (E. coli) (80.14%) and Pseudomona aeruginosa (7.45%) were the most isolated microorganism. Besides, 5.31% of E coli isolates were classified as ESBL-producing organism. None of the P aeruginosa isolates were resistant to meropenem. Germs resistant to the antibiotic used in the empirical antimicrobial therapy were documented in 50 cultures, and changing the antibiotic was necessary in 5 cases, without finding an association between this resistance and the appearance of a postoperative intra-abdominal abscess. In the multivariate analysis, being a high risk patient on admission (OR 2.89 (p=0.01)) and the requirement of postoperative drain, (OR 4.78 (p<0.01)) were associated with having intra-abdominal abscess postoperatively. Conclusions E. coli was the most commonly isolated microorganism, with a low rate of ESBL-producing isolates. Having a microorganism resistant to the antibiotic used in empirical antimicrobial therapy was not associated with an increased risk of postoperative intra-abdominal collections. The following factors were associated with the development of intra-abdominal abscess: being a high-risk patient on admission and requiring postoperative drain.eng
dc.description.degreelevelEspecialidades Médicasspa
dc.description.degreenameEspecialista en Cirugía Pediátricaspa
dc.description.notesIncluye anexosspa
dc.format.extentxvi, 53 páginasspa
dc.format.mimetypeapplication/pdfspa
dc.identifier.instnameUniversidad Nacional de Colombiaspa
dc.identifier.reponameRepositorio Institucional Universidad Nacional de Colombiaspa
dc.identifier.repourlhttps://repositorio.unal.edu.co/spa
dc.identifier.urihttps://repositorio.unal.edu.co/handle/unal/81097
dc.language.isospaspa
dc.publisherUniversidad Nacional de Colombiaspa
dc.publisher.branchUniversidad Nacional de Colombia - Sede Bogotáspa
dc.publisher.departmentDepartamento de Cirugíaspa
dc.publisher.facultyFacultad de Medicinaspa
dc.publisher.placeBogotá, Colombiaspa
dc.publisher.programBogotá - Medicina - Especialidad en Cirugía Pediátricaspa
dc.relation.indexedBiremespa
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dc.rights.accessrightsinfo:eu-repo/semantics/openAccessspa
dc.rights.licenseAtribución-NoComercial-SinDerivadas 4.0 Internacionalspa
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/spa
dc.subject.ddc610 - Medicina y salud::617 - Cirugía, medicina regional, odontología, oftalmología, otología, audiologíaspa
dc.subject.decsAppendicitis/parasitologyeng
dc.subject.decsApendicitis/parasitologíaspa
dc.subject.decsEnfermedades del Ciegospa
dc.subject.decsCecal Diseaseseng
dc.subject.decsInfecciones Intraabdominalesspa
dc.subject.decsIntraabdominal Infectionseng
dc.subject.proposalApendicitisspa
dc.subject.proposalAppendicitiseng
dc.subject.proposalResistencia bacterianaspa
dc.subject.proposalAlto riesgospa
dc.subject.proposalAbsceso intraabdominalspa
dc.subject.proposalBacterial resistanceeng
dc.subject.proposalHigh-risk patientseng
dc.subject.proposalIntra-abdominal abscesseng
dc.titleIdentificación de microorganismos intrabdominales asociados a colección intrabdominal postoperatoria en niños con apendicitis perforadaspa
dc.title.translatedIdentification of intra-abdominal bacteria and association with intra-abdominal abscess in pediatric patients with perforated appendicitiseng
dc.typeTrabajo de grado - Especialidad Médicaspa
dc.type.coarhttp://purl.org/coar/resource_type/c_bdccspa
dc.type.coarversionhttp://purl.org/coar/version/c_ab4af688f83e57aaspa
dc.type.contentTextspa
dc.type.driverinfo:eu-repo/semantics/masterThesisspa
dc.type.redcolhttp://purl.org/redcol/resource_type/TMspa
dc.type.versioninfo:eu-repo/semantics/acceptedVersionspa
dcterms.audience.professionaldevelopmentEstudiantesspa
dcterms.audience.professionaldevelopmentInvestigadoresspa
oaire.accessrightshttp://purl.org/coar/access_right/c_abf2spa
oaire.fundernameHOMI - Fundación Hospital Pediátrico la Misericordiaspa

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