The guidelines on ventilator-associated pneumonia (VAP) recommend an empiric therapy against methicillin-resistant (MRSA) according to its prevalence rate. Considering the MRSA and MSSA VAP prevalence over the last 9 years in our tertiary care hospital, we assessed the clinical value of the MRSA nasal-swab screening in either predicting or ruling out MRSA VAP. We extracted the data of 1461 patients with positive bronchoalveolar lavage (BAL). Regarding the MRSA nasal-swab screening, 170 patients were positive for MRSA or MSSA. Overall, MRSA had a high prevalence in our ICU. Despite the COVID-19 pandemic, there was a significant downward trend in MRSA prevalence, while MSSA remained steady over time. Having VAP due to MRSA did not have any impact on LOS and mortality. Finally, the MRSA nasal-swab testing demonstrated a very high negative predictive value for MRSA VAP. Our results suggested the potential value of a patient-centered approach to improve antibiotic stewardship.
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http://dx.doi.org/10.3390/antibiotics11070851 | DOI Listing |
Pharmaceutics
December 2024
Department of Pharmaceutical Sciences, College of Pharmacy, University of Nebraska Medical Center, Omaha, NE 68198, USA.
: Community-acquired methicillin-resistant (CA-MRSA) greatly complicates the treatment of skin and soft tissue infections (SSTI). It was previously found that subcutaneous (SQ) treatment with the mononuclear phagocyte (MP)-selective activator complements peptide-derived immunostimulant-02 (CPDI-02; formerly EP67) and increases prophylaxis of outbred CD-1 mice against SQ infection with CA-MRSA. Here, we determined if treatment with CPDI-02 also increases curative protection.
View Article and Find Full Text PDFPlants (Basel)
December 2024
National Center for Natural Products Research, School of Pharmacy, University of Mississippi, University, MS 38677, USA.
Green propolis, particularly from the unique flora of the Brazilian Caatinga biome, has gained significant interest due to its diverse chemical composition and biological activities. This study focuses on the chemical characterization and antimicrobial evaluation of Caatinga green propolis. Twelve compounds were isolated through different chromatographic techniques, including flavanones (naringenin, 7--methyleriodictyol, sakuranetin), flavones (hispidulin, cirsimaritin), flavonols (quercetin, quercetin-3-methyl ether, kaempferol, 6-methoxykaempferol, viscosine, penduletin), and one chalcone (kukulkanin B).
View Article and Find Full Text PDFMicroorganisms
December 2024
Pediatric Orthopedic and Trauma Surgery, Children's University Hospital Zürich, 8008 Zürich, Switzerland.
White coats, traditionally symbols of physicians' hygiene and professionalism, are now scrutinized for potential infection risks during patient interactions. This review investigates whether wearing white coats is linked to microbial contamination, infection transmission, and patient expectations. An umbrella review of peer-reviewed studies and guidelines was conducted, with searches in PubMed/Medline and Scopus using terms related to medical attire, infection control, patient perceptions, and discrimination.
View Article and Find Full Text PDFMicroorganisms
December 2024
Department Biological Safety, German Federal Institute for Risk Assessment, 10589 Berlin, Germany.
Methicillin-resistant (MRSA) have been isolated from quarter milk samples of dairy cows, raising concerns over transmission to consumers of raw milk. This study investigates whether pre-treatment before dry-off can increase the success rate of dry cow treatment against MRSA. MRSA positive cows were assigned to two treatment groups.
View Article and Find Full Text PDFMicroorganisms
December 2024
Grupo de Investigación Celular y Molecular de Microorganismos Patógenos, Department of Biological Scieces, Universidad de los Andes, Bogotá 111711, Colombia.
is a human pathogen responsible for a wide range of diseases, such as skin and soft tissue infections, pneumonia, toxic shock syndrome, and urinary tract infections. Methicillin-resistant (MRSA) is a well-known pathogen with consistently high mortality rates. Detecting the resistance gene and phenotypical profile to β-lactams allows for the differentiation of MRSA from methicillin-susceptible (MSSA) isolates.
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