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Article in Portuguese | LILACS-Express | LILACS | ID: biblio-1382324

ABSTRACT

Objetivo: Avaliar a prevalência de Enterobacterales isoladas de amostras de hemoculturas provenientes das Unidades de Terapia Intensiva; Definir o perfil de suscetibilidade aos antimicrobianos das cepas bacterianas de maior prevalência. Métodos: Foram coletados dados de todas as hemoculturas positivas com crescimento de enterobactérias das UTI's Adulto, Neonatal e UC de um hospital privado, em Juiz de Fora, Minas Gerais, Brasil, de janeiro de 2017 a janeiro de 2019. Resultados: Foram encontradas 3.535 amostras de hemoculturas onde 2.464 (69,7%) foram negativas e 1.071 (30,3%) positivas para algum microrganismo. Dessas, 237 (21,3%) eram enterobactérias, com prevalência de Klebsiella pneumoniae (33,3%), Serratia marcescens (21,9%), Escherichia coli (18,1%) e Enterobacter cloacae (9,3%). Dentre essas bactérias, as cefalosporinas foram as drogas menos efetivas e colistina e tigeciclina as que apresentaram maior sensibilidade nas cepas analisadas. Conclusão: o presente estudo alerta para o elevado grau de multirresistência aos antimicrobianos das cepas advindas das UTI's e UC, demonstrando um cenário atual preocupante e a necessidade de desenvolvimento de novas drogas e novas medidas de controle.


Objective: Evaluate the prevalence of Enterobacterales isolated from blood culture samples from the Intensive Care Units; Define the antimicrobial susceptibility profile of the most prevalent bacterial strains. Methods: Were collected on all positive blood cultures with growth of enterobacteria from the Adult, Neonatal and UC ICUs of a private hospital in Juiz de Fora, Minas Gerais, Brazil, from January 2017 to January 2019. Results: 3535 blood culture samples were found where 2464 (69.7%) were negative and 1071 (30.3%) positive for some microorganism. Of these, 237 (21.3%) were enterobacteria, with a prevalence of Klebsiella pneumoniae (33.3%), Serratia marcescens (21.9%), Escherichia coli (18.1%) and Enterobacter cloacae (9.3%). Among these bacteria, cephalosporins were the least effective drugs and colistin and tigecycline were the most sensitive in the strains analyzed. Conclusion: the present study warns of the high degree of multidrug resistance to the antimicrobials of the strains from the ICUs and UC, demonstrating a worrying current scenario and the need to develop new drugs and new control measures.

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