Objective: To investigate the clinical impact of vancomycin-resistant enterococci (VRE) colonization in patients with hematologic malignancies and associated risk factors.
Materials And Methods: Patients colonized and infected with VRE were identified from an institutional surveillance database between January 2010 and December 2013. A retrospective case-control study was performed to identify the risk factors associated with development of VRE infection in VRE-colonized patients.
Results: Fecal VRE colonization was documented in 72 of 229 children (31.4%). Seven VRE-colonized patients developed subsequent systemic VRE infection (9.7%). Types of VRE infections included bacteremia (n=5), urinary tract infection (n=1), and meningitis (n=1). Enterococcus faecium was isolated in all VRE infections. Multivariate analysis revealed severe neutropenia and previous bacteremia with another pathogen as independent risk factors for VRE infection development in colonized patients [odds ratio (OR): 35.4, confidence interval (CI): 1.7-72.3, p=0.02 and OR: 20.6, CI: 1.3-48.6, p=0.03, respectively]. No deaths attributable to VRE occurred.
Conclusion: VRE colonization has important consequences in pediatric cancer patients.
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http://dx.doi.org/10.4274/tjh.2015.0368 | DOI Listing |
J Antimicrob Chemother
January 2025
Faculty of Veterinary Medicine, University of Calgary, Calgary, AB, Canada.
Background: Vancomycin-resistant Enterococcus (VRE) are present across the One Health continuum and pose a considerable risk for transmission along the food chain. This systematic review and meta-analysis estimates the prevalence of VRE colonization in livestock, food of animal origin, and in human populations.
Methods: Embase, MEDLINE and CAB Abstracts were searched for eligible literature.
Clin Infect Dis
December 2024
Adelaide Medical School, The University of Adelaide, Adelaide SA 5005, Australia.
Open Forum Infect Dis
December 2024
ICES, Toronto, Ontario, Canada.
Background: Antimicrobial-resistant (AMR) pathogens represent an ongoing global health burden. Colonization is often a prerequisite for infection, but the risk of infection after AMR colonization is not well understood. Using population-level health administrative data, we sought to investigate the risk of infection with the same AMR organism after detection of colonization.
View Article and Find Full Text PDFAppl Environ Microbiol
December 2024
UCIBIO, Unidade de Ciências Biomoleculares Aplicadas, Faculdade de Farmácia, Universidade do Porto, Porto, Portugal.
spp. are opportunistic human pathogens colonizing the human gut and a significant reservoir for the continuous adaptation of hospital clones. However, studies on the features of enterococci species co-colonizing healthy individuals are scarce.
View Article and Find Full Text PDFJ Bacteriol
December 2024
Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, USA.
Vancomycin-resistant enterococci (VRE) are important pathogens in hospitalized patients; however, the factors involved in VRE colonization of hospitalized patients are not well characterized. Bacteriocins provide a competitive advantage to enterococci in experimental models of colonization, but little is known about bacteriocin content in samples derived from humans and even less is known about their dynamics in the clinical setting. To identify bacteriocins which may be relevant in the transmission of VRE, we present a systematic analysis of bacteriocin content in the genomes of 2,248 patient-derived isolates collected over a 6-year period from a single hospital system.
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