Perfil microbiológico da colonização do sítio de inserção do cateter venoso central considerando dois curativos transparentes

Palavras-chave: Cateteres Venosos Centrais, Bandagens, Curativos Oclusivos, Microbiologia

Resumo

Modelo do Estudo: estudo transversal da fase prospectiva de um ensaio clínico. Objetivo: identificar os microrganismos e a sensibilidade antimicrobiana no sítio de inserção do cateter venoso central coberto pelo curativo gel de clorexidina ou pelo filme transparente de poliuretano. Metodologia: estudo transversal, descritivo, realizado com adultos críticos no período de abril a dezembro de 2014 em um hospital universitário no interior do estado de São Paulo. Imediatamente após a retirada do curativo, foi coletada amostra de swab da pele do sítio de inserção do cateter, semeado em placas de Agar sangue e Agar MacConkey e incubadas em estufas bacteriológicas a 35 °C. Nas amostras que apresentaram crescimento bacteriano após 24 horas de incubação, foram realizados testes de sensibilidade aos antimicrobianos utilizando o equipamento automatizado Vitek II (Biomerieux®). Resultados: 45 pacientes fizeram uso do curativo gel de clorexidina e 47 utilizaram o filme transparente de poliuretano. No grupo com o curativo gel de clorexidina houve crescimento dos microrganismos Acinetobacter baumannii, Pseudomonas aeruginosa, Morganella morganii, Enterobacter cloacae, Staphylococcus aureus e Staphylococcus epidermidis em 13 amostras de swabs. O Staphylococcus aureus apresentou resistência a oxacilina. No grupo do filme transparente de poliuretano seis amostras foram positivas com o crescimento de Serratia marcescens, Acinetobacter baumannii, Staphylococcus epidermidis, Staphylococcus haemolyticus e Klebsiella pneumoniae, esta resistente a amicacina (Klebsiella pneumoniae carbapenemase - KPC). Conclusão: os resultados demonstram maior crescimento bacteriano no sítio de inserção do cateter venoso central coberto pelo curativo gel de clorexidina quando comparado ao filme transparente de poliuretano.

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Publicado
2020-08-07
Como Citar
1.
Pereira GL, Margatho AS, Lima DAF dos S, Santos BN, Reis PED, Basile-Filho A, Silveira RC de CP. Perfil microbiológico da colonização do sítio de inserção do cateter venoso central considerando dois curativos transparentes. Medicina (Ribeirao Preto Online) [Internet]. 7ago.2020 [citado 23set.2020];53(2):135-4. Available from: http://www.revistas.usp.br/rmrp/article/view/163452
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Artigo Original
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