Study of Multidrug-Resistant Klebsiella pneumoniae in a Hospital
Author Information
Author(s): Maria Vittoria Ristori, Fabio Scarpa, Daria Sanna, Marco Casu, Nicola Petrosillo, Umile Giuseppe Longo, Lucia De Florio, Silvia Spoto, Rosa Maria Chiantia, Alessandro Caserta, Raffaella Rosy Vescio, Flavio Davini, Lucrezia Bani, Elisabetta Riva, Massimo Ciccozzi, Silvia Angeletti
Primary Institution: Fondazione Policlinico Universitario Campus Bio-Medico, Rome, Italy
Hypothesis
What are the local epidemiological patterns of multidrug-resistant Klebsiella pneumoniae strains in a hospital setting?
Conclusion
The study found significant genetic variability in multidrug-resistant Klebsiella pneumoniae strains, with no correlation to sampling dates or hospital departments.
Supporting Evidence
- 84 Klebsiella pneumoniae strains were collected from patients between 2019 and 2022.
- All strains were classified as multidrug-resistant, showing resistance to multiple antibiotic classes.
- Phylogenetic analysis revealed no genetic structure related to sampling dates or hospital departments.
Takeaway
This study looked at germs that are hard to treat in a hospital and found that they change a lot over time, especially during the COVID-19 pandemic.
Methodology
The study involved collecting 84 KPC-producing Klebsiella pneumoniae strains from patients, identifying them using MALDI-TOF, and conducting antimicrobial susceptibility testing and phylogenetic analysis.
Limitations
The study was retrospective and did not require informed consent, which may limit the generalizability of the findings.
Participant Demographics
Patients admitted to various wards at Fondazione Policlinico Universitario Campus Bio-Medico in Rome, Italy, from 2019 to 2022.
Digital Object Identifier (DOI)
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