Profile of microorganisms associated with colonization and infection in intensive therapy
Autor(a) principal: | |
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Data de Publicação: | 2017 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Revista de Epidemiologia e Controle de Infecção |
Texto Completo: | https://online.unisc.br/seer/index.php/epidemiologia/article/view/8302 |
Resumo: | Background and Objectives: Intensive care units are considered the main focus of bacterial resistance in hospital settings because they are the place where most multiresistant bacterial outbreaks take place. Monitoring the microbiological profile of organisms that cause infections is fundamental to support the rational use of antimicrobial agents and implement infection prevention and control measures. The objective of the present study was to assess the profile of sensitivity of microorganisms associated with colonization and infection to antimicrobial agents in an intensive care unit. Methods: The investigation was a cohort study with 2,137 patients admitted to a teaching hospital in Belo Horizonte from 2005 to 2008. Results: A total of 426 (19.9%) microbiological cultures were prepared, and around half this number (263 or 61.7%) were related to colonization by resistant microorganisms. The predominant microorganisms were Acinetobacter baumanni (39%), Pseudomonas aeruginosa (21%) (both resistant to carbapenem antibiotics), Staphylococcus aureus (14%) (resistant to oxacillin), followed by Klebsiella pneumoniae and Escherichia coli. Two hundred and eighty-two patients (13.2%) were diagnosed with hospital infections, with 86 caused by resistant microorganisms. Conclusions: The profile of microorganisms associated with colonization and infection in the studied intensive care unit was similar to that reported in other studies in Brazil and Latin America, with predominance of Gram negative bacilli. The investigation stressed the need to monitor environmental, cleaning and seasonal conditions, such as variations in temperature and humidity, that may favor the reproduction of microorganisms, as one of the infection control measures. |
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Profile of microorganisms associated with colonization and infection in intensive therapyPerfil de los microorganismos asociados a la colonización e infección en terapia intensivaPerfil dos microrganismos associados à colonização e infecção em Terapia IntensivaBackground and Objectives: Intensive care units are considered the main focus of bacterial resistance in hospital settings because they are the place where most multiresistant bacterial outbreaks take place. Monitoring the microbiological profile of organisms that cause infections is fundamental to support the rational use of antimicrobial agents and implement infection prevention and control measures. The objective of the present study was to assess the profile of sensitivity of microorganisms associated with colonization and infection to antimicrobial agents in an intensive care unit. Methods: The investigation was a cohort study with 2,137 patients admitted to a teaching hospital in Belo Horizonte from 2005 to 2008. Results: A total of 426 (19.9%) microbiological cultures were prepared, and around half this number (263 or 61.7%) were related to colonization by resistant microorganisms. The predominant microorganisms were Acinetobacter baumanni (39%), Pseudomonas aeruginosa (21%) (both resistant to carbapenem antibiotics), Staphylococcus aureus (14%) (resistant to oxacillin), followed by Klebsiella pneumoniae and Escherichia coli. Two hundred and eighty-two patients (13.2%) were diagnosed with hospital infections, with 86 caused by resistant microorganisms. Conclusions: The profile of microorganisms associated with colonization and infection in the studied intensive care unit was similar to that reported in other studies in Brazil and Latin America, with predominance of Gram negative bacilli. The investigation stressed the need to monitor environmental, cleaning and seasonal conditions, such as variations in temperature and humidity, that may favor the reproduction of microorganisms, as one of the infection control measures.Antecedentes y objetivos: En las instituciones hospitalarias, las Unidadesde Terapia Intensiva son consideradas el epicentro de la resistencia bacteriana, debido a la mayor incidencia de brotes por bacterias multirresistentes. El monitoreo del perfil microbiológico de los microorganismos asociados a infecciones resulta fundamental para respaldar el uso racional de antimicrobianos y las medidas de prevención y control de infecciones. El estudio objetivó verificar el perfil de sensibilidad de microorganismos a los antimicrobianos asociados a incidencia de colonización e infecciones en Unidad de Terapia Intensiva. Métodos: Estudio de cohorte, con seguimiento de 2.137 pacientes (2005 – 2008) de hospital universitario de Belo Horizonte. Resultados: Fueron realizados 426 (19,9%) cultivos microbiológicos entre los 2.137 pacientes en seguimiento; 61,7% (263) referentes a colonización por microorganismos resistentes, destacándose: (39%) Acinetobacter baumanni resistente a carbapenémicos, (21%) Pseudomonas aeruginosa resistente a carbapenémicos y (14%) Staphylococcus aureus resistente a oxacilina, seguidos de Klebsiella pneumoniae e Escherichia coli; 282 pacientes fueron diagnosticados con infecciones hospitalarias (13,2%), estando 86 asociadas a microorganismos resistentes. Conclusión: Se concluyó en que el perfil de los microorganismos asociados a colonización o infección de pacientes en unidad de terapia intensiva entre 2005 y 2008 fue similar al observado en otros estudios en Brasil y América Latina, con predominio de las células de bastón Gram negativas. Se evidenció la necesidad de monitoreo de las condiciones ambientales de limpieza y estacionales, como variación de temperatura y humedad, que pueden favorecer la replicación de microorganismos como parte de las medidas de control de propagación.Justificativa e Objetivos: Nas instituições hospitalares, as Unidades de Terapia Intensiva são consideradas o epicentro de resistência bacteriana devido à maior ocorrência de surtos por bactérias multirresistentes. A monitorização do perfil microbiológico dos microrganismos associados a infecções são fundamentais para apoiar o uso racional de antimicrobianos e as medidas de prevenção e controle de infecções. Assim, objetivou-se verificar o perfil de sensibilidade de microrganismos aos antimicrobianos associados à ocorrência de colonização e infecções em uma Unidade de Terapia Intensiva. Métodos: Tratou-se de uma coorte com seguimento de 2.137 pacientes (2005 – 2008) de um hospital universitário de Belo Horizonte. Resultados: Entre os 2.137 pacientes acompanhados foram realizadas 426 (19,9%) culturas microbiológicas, 61,7% (263) se referiam a colonização por microrganismos resistentes destacando-se 39% Acinetobacter baumanni resistentes aos carbapenêmicos, 21% Pseudomonas aeruginosa resistentes aos carbapenêmicos e 14% Staphylococcus aureus resistentes à oxacilina seguidos de Klebsiella pneumoniae e Escherichia coli; 282 pacientes foram diagnosticados com infecções hospitalares (13,2%) sendo 86 associadas a microrganismos resistentes. Conclusão: Concluiu-se que o perfil dos microrganismos associados a colonização ou infecção de pacientes na unidade de terapia intensiva entre 2005 e 2008, foi similar ao observado em outros estudos no Brasil e América Latina com predominância dos bastonetes Gram negativos. Evidenciou-se a necessidade de monitoramento das condições ambientais de limpeza e sazonais como variação de temperatura e umidade que podem favorecer a replicação de microrganismos, como parte das medidas de controle da disseminação.Unisc2017-06-18info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://online.unisc.br/seer/index.php/epidemiologia/article/view/830210.17058/reci.v7i2.8302Revista de Epidemiologia e Controle de Infecção; Vol. 7 No. 2 (2017); 101-106Revista de Epidemiologia e Controle de Infecção; v. 7 n. 2 (2017); 101-1062238-3360reponame:Revista de Epidemiologia e Controle de Infecçãoinstname:Universidade de Santa Cruz do Sul (UNISC)instacron:UNISCporhttps://online.unisc.br/seer/index.php/epidemiologia/article/view/8302/6833Copyright (c) 2017 Revista de Epidemiologia e Controle de Infecçãoinfo:eu-repo/semantics/openAccessOliveira, Adriana CristinaPaula, Adriana Oliveira deIquiapaza, RobertGama, Camila Sarmento2019-03-06T12:44:05Zoai:ojs.online.unisc.br:article/8302Revistahttps://online.unisc.br/seer/index.php/epidemiologia/indexONGhttp://online.unisc.br/seer/index.php/epidemiologia/oai||liapossuelo@unisc.br|| julia.kern@hotmail.com||reci.unisc@gmail.com2238-33602238-3360opendoar:2019-03-06T12:44:05Revista de Epidemiologia e Controle de Infecção - Universidade de Santa Cruz do Sul (UNISC)false |
dc.title.none.fl_str_mv |
Profile of microorganisms associated with colonization and infection in intensive therapy Perfil de los microorganismos asociados a la colonización e infección en terapia intensiva Perfil dos microrganismos associados à colonização e infecção em Terapia Intensiva |
title |
Profile of microorganisms associated with colonization and infection in intensive therapy |
spellingShingle |
Profile of microorganisms associated with colonization and infection in intensive therapy Oliveira, Adriana Cristina |
title_short |
Profile of microorganisms associated with colonization and infection in intensive therapy |
title_full |
Profile of microorganisms associated with colonization and infection in intensive therapy |
title_fullStr |
Profile of microorganisms associated with colonization and infection in intensive therapy |
title_full_unstemmed |
Profile of microorganisms associated with colonization and infection in intensive therapy |
title_sort |
Profile of microorganisms associated with colonization and infection in intensive therapy |
author |
Oliveira, Adriana Cristina |
author_facet |
Oliveira, Adriana Cristina Paula, Adriana Oliveira de Iquiapaza, Robert Gama, Camila Sarmento |
author_role |
author |
author2 |
Paula, Adriana Oliveira de Iquiapaza, Robert Gama, Camila Sarmento |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Oliveira, Adriana Cristina Paula, Adriana Oliveira de Iquiapaza, Robert Gama, Camila Sarmento |
description |
Background and Objectives: Intensive care units are considered the main focus of bacterial resistance in hospital settings because they are the place where most multiresistant bacterial outbreaks take place. Monitoring the microbiological profile of organisms that cause infections is fundamental to support the rational use of antimicrobial agents and implement infection prevention and control measures. The objective of the present study was to assess the profile of sensitivity of microorganisms associated with colonization and infection to antimicrobial agents in an intensive care unit. Methods: The investigation was a cohort study with 2,137 patients admitted to a teaching hospital in Belo Horizonte from 2005 to 2008. Results: A total of 426 (19.9%) microbiological cultures were prepared, and around half this number (263 or 61.7%) were related to colonization by resistant microorganisms. The predominant microorganisms were Acinetobacter baumanni (39%), Pseudomonas aeruginosa (21%) (both resistant to carbapenem antibiotics), Staphylococcus aureus (14%) (resistant to oxacillin), followed by Klebsiella pneumoniae and Escherichia coli. Two hundred and eighty-two patients (13.2%) were diagnosed with hospital infections, with 86 caused by resistant microorganisms. Conclusions: The profile of microorganisms associated with colonization and infection in the studied intensive care unit was similar to that reported in other studies in Brazil and Latin America, with predominance of Gram negative bacilli. The investigation stressed the need to monitor environmental, cleaning and seasonal conditions, such as variations in temperature and humidity, that may favor the reproduction of microorganisms, as one of the infection control measures. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-06-18 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://online.unisc.br/seer/index.php/epidemiologia/article/view/8302 10.17058/reci.v7i2.8302 |
url |
https://online.unisc.br/seer/index.php/epidemiologia/article/view/8302 |
identifier_str_mv |
10.17058/reci.v7i2.8302 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://online.unisc.br/seer/index.php/epidemiologia/article/view/8302/6833 |
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Copyright (c) 2017 Revista de Epidemiologia e Controle de Infecção info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2017 Revista de Epidemiologia e Controle de Infecção |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Unisc |
publisher.none.fl_str_mv |
Unisc |
dc.source.none.fl_str_mv |
Revista de Epidemiologia e Controle de Infecção; Vol. 7 No. 2 (2017); 101-106 Revista de Epidemiologia e Controle de Infecção; v. 7 n. 2 (2017); 101-106 2238-3360 reponame:Revista de Epidemiologia e Controle de Infecção instname:Universidade de Santa Cruz do Sul (UNISC) instacron:UNISC |
instname_str |
Universidade de Santa Cruz do Sul (UNISC) |
instacron_str |
UNISC |
institution |
UNISC |
reponame_str |
Revista de Epidemiologia e Controle de Infecção |
collection |
Revista de Epidemiologia e Controle de Infecção |
repository.name.fl_str_mv |
Revista de Epidemiologia e Controle de Infecção - Universidade de Santa Cruz do Sul (UNISC) |
repository.mail.fl_str_mv |
||liapossuelo@unisc.br|| julia.kern@hotmail.com||reci.unisc@gmail.com |
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1800218810649673728 |