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Aerobic bacterial profile and antibiotic resistance in patients with diabetic foot infections
Perim, Michele Cezimbra; Borges, Joelma da Costa; Celeste, Stela Regina Costa; Orsolin, Ederson de Freitas; Mendes, Rafael Rocha; Mendes, Gabriella Oliveira; Ferreira, Roumayne Lopes; Carreiro, Solange Cristina; Pranchevicius, Maria Cristina da Silva.
Afiliação
  • Perim, Michele Cezimbra; Universidade Federal do Tocantins. Palmas. BR
  • Borges, Joelma da Costa; Universidade Federal do Tocantins. Palmas. BR
  • Celeste, Stela Regina Costa; Universidade Federal do Tocantins. Palmas. BR
  • Orsolin, Ederson de Freitas; Universidade Federal do Tocantins. Palmas. BR
  • Mendes, Rafael Rocha; Universidade Federal do Tocantins. Palmas. BR
  • Mendes, Gabriella Oliveira; Universidade Federal do Tocantins. Palmas. BR
  • Ferreira, Roumayne Lopes; Universidade Federal do Tocantins. Palmas. BR
  • Carreiro, Solange Cristina; Universidade Federal do Tocantins. Palmas. BR
  • Pranchevicius, Maria Cristina da Silva; Universidade Federal do Tocantins. Palmas. BR
Rev. Soc. Bras. Med. Trop ; 48(5): 546-554, Sept.-Oct. 2015. tab
Artigo em Inglês | LILACS | ID: lil-763327
Biblioteca responsável: BR1.1
ABSTRACT
ABSTRACT

INTRODUCTION:

This study aimed to determine the frequencies of bacterial isolates cultured from diabetic foot infections and assess their resistance and susceptibility to commonly used antibiotics.

METHODS:

This prospective study included 41 patients with diabetic foot lesions. Bacteria were isolated from foot lesions, and their antibiotic susceptibility pattern was determined using the Kirby-Bauer disk diffusion method and/or broth method [minimum inhibitory concentration (MIC)].

RESULTS:

The most common location of ulceration was the toe (54%), followed by the plantar surface (27%) and dorsal portion (19%). A total of 89 bacterial isolates were obtained from 30 patients. The infections were predominantly due to Gram-positive bacteria and polymicrobial bacteremia. The most commonly isolated Gram-positive bacteria were Staphylococcus aureus, followed by Staphylococcus saprophyticus, Staphylococcus epidermidis, Streptococcus agalactiae, and Streptococcus pneumoniae. The most commonly isolated Gram-negative bacteria were Proteus spp. and Enterobacterspp., followed by Escherichia coli, Pseudomonasspp., and Citrobacterspp. Nine cases of methicillin-resistant Staphylococcus aureus (MRSA) had cefoxitin resistance, and among these MRSA isolates, 3 were resistant to vancomycin with the MIC technique. The antibiotic imipenem was the most effective against both Gram-positive and Gram-negative bacteria, and gentamicin was effective against Gram-negative bacteria.

CONCLUSIONS:

The present study confirmed the high prevalence of multidrug-resistant pathogens in diabetic foot ulcers. It is necessary to evaluate the different microorganisms infecting the wound and to know the antibiotic susceptibility patterns of the isolates from the infected wound. This knowledge is crucial for planning treatment with the appropriate antibiotics, reducing resistance patterns, and minimizing healthcare costs.
Assuntos


Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Pé Diabético / Farmacorresistência Bacteriana / Bactérias Gram-Negativas / Bactérias Gram-Positivas Tipo de estudo: Estudo observacional / Fatores de risco Limite: Adulto / Idoso / Feminino / Humanos / Masculino Idioma: Inglês Revista: Rev. Soc. Bras. Med. Trop Assunto da revista: Medicina Tropical Ano de publicação: 2015 Tipo de documento: Artigo / Documento de projeto País de afiliação: Brasil Instituição/País de afiliação: Universidade Federal do Tocantins/BR

Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Pé Diabético / Farmacorresistência Bacteriana / Bactérias Gram-Negativas / Bactérias Gram-Positivas Tipo de estudo: Estudo observacional / Fatores de risco Limite: Adulto / Idoso / Feminino / Humanos / Masculino Idioma: Inglês Revista: Rev. Soc. Bras. Med. Trop Assunto da revista: Medicina Tropical Ano de publicação: 2015 Tipo de documento: Artigo / Documento de projeto País de afiliação: Brasil Instituição/País de afiliação: Universidade Federal do Tocantins/BR
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