Objective: This research study was undertaken to investigate antimicrobial resistance patterns and the prevalence of hospital-acquired infections (HAIs). The study focuses on common microorganisms responsible for HAIs and explores emerging challenges posed by antimicrobial drug-resistant isolates.
Methods: A comprehensive analysis of 123 patients with HAIs, hospitalized in surgical department and intensive care unit (ICU) at Imam Khomeini Hospital, Ilam, Iran, was conducted over a six-month period. Pathogenic bacterial isolates, including methicillin-resistant Staphylococcus aureus (MRSA) and vancomycin-resistant Staphylococcus aureus (VRSA), were isolated and subjected to antibiotic susceptibility testing.
Results: The study findings revealed a significant prevalence of multidrug-resistant (MDR) isolates, of which 73.3% were MRSA. Notably, 6.7% of S. aureus isolates exhibited resistance to vancomycin, indicating the emergence of VRSA. Respiratory infections were identified as the most prevalent HAI, constituting 34.67% of cases, often arising from extended ICU stays and invasive surgical procedures. Furthermore, patients aged 60 and above, particularly those associated with MDR, exhibited higher vulnerability to HAI.
Conclusions: This research sheds light on the intricate interplay between drug resistance and HAI, highlighting the imperative role of rational antibiotic use and infection control in addressing this critical healthcare challenge.
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http://dx.doi.org/10.1007/s11033-024-09580-9 | DOI Listing |
Ther Adv Infect Dis
January 2025
Clinica di Malattie Infettive, Fondazione IRCCS Policlinico San Matteo, Pavia 27100, Italy.
Background: Daptomycin pharmacokinetics and pharmacodynamics data relative to higher doses in patients are necessary for clinical practice.
Objectives: A monocentric, prospective study that enrolled patients with a diagnosis of spp. infective endocarditis treated with daptomycin according to clinical practice, to evaluate the pharmacokinetics/pharmacodynamics of different daptomycin daily doses (group A: 8-10 and group B: 11-12 mg/kg).
Ann Thorac Surg Short Rep
December 2024
Department of Surgery, Virginia Tech Carilion School of Medicine, Roanoke, Virginia.
Background: Undergoing an urgent valve surgical procedure to treat patients with tricuspid valve endocarditis carries a high risk of operative morbidity and mortality. Use of a percutaneous vacuum-assisted system to treat tricuspid valve endocarditis is an alternative to surgical procedures.
Methods: This study retrospectively analyzed data from 187 transcatheter vacuum-assisted aspiration procedures performed in 177 patients with tricuspid valve vegetations at 3 different centers between 2017 and April 2022.
PeerJ
January 2025
Department of Biological Sciences and Biotechnology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.
Lactic acid bacteria (LAB), known for their health benefits, exhibit antimicrobial and antibiofilm properties. This study investigated the cell-free supernatant (CFS) of spp., particularly KR3, against the common foodborne pathogens , and spp.
View Article and Find Full Text PDFEmerg Microbes Infect
December 2025
Department of Laboratory Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan.
A 2019 nationwide study in Japan revealed the predominant methicillin-resistant Staphylococcus aureus (MRSA) types in bloodstream infections (BSIs) to be sequence type (ST)8-carrying SCC type IV (ST8-MRSA-IV) and clonal complex 1-carrying SCC type IV (CC1-MRSA-IV). However, detailed patient characteristics and how these MRSA types evolve over time remain largely unknown. In this long-term single-center study, MRSA strains isolated from blood cultures at Nagasaki University Hospital from 2012 to 2019 were sequenced and analyzed.
View Article and Find Full Text PDFWorld J Microbiol Biotechnol
January 2025
Clinical Medical College, Changchun University of Chinese Medicine, Changchun, China.
In addressing the formidable challenge posed by methicillin-resistant Staphylococcus aureus (MRSA), this investigation elucidates a novel therapeutic paradigm by specifically targeting the virulence factor sortase A (SrtA) utilizing Tubuloside A (TnA). SrtA plays a critical role in the pathogenicity of MRSA, primarily by anchoring surface proteins to the bacterial cell wall, which is crucial for the bacterium's ability to colonize and infect host tissues. By inhibiting SrtA, TnA offers a novel and distinct strategy compared to traditional antibiotics.
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