Abstract
Multidrug-resistant (MDR) bacteria or superbugs represent a challenge for clinicians and a serious and worsening threat to human health both in community and hospital settings [1]. Physicians routinely encounter patients with infections that are not responding to available treatments and when new antibacterials arrive on the market, bacteria quickly develop resistance. The microorganisms that are mainly involved in the resistance process are the so-called ESKAPE pathogens (Enterococcus faecium, Staphylococcus aureus, Klebsiella pneumoniae, Acinetobacter baumanii, Pseudomonas aeruginosa, and enterobacteriaceae), emphasizing their ability to ‘escape’ from commonly used antibacterial treatment [2].
Since a standardized definition of MDR, extensively drug-resistant (XDR) and pan-drug-resistant (PDR) pathogens was not available, a group of international experts joined an initiative by the European Center for Disease Prevention and Control (ECDC) and the Centers for Disease Control and Prevention (CDC) in the US to create a new standardized international terminology for describing acquired resistance profiles in bacteria that are often responsible for healthcare-associated infections and that are prone to multidrug resistance [3]. Multidrug resistance was defined as non-susceptibility to at least one agent in three or more antimicrobial categories. Extensive drug resistance was defined as non-susceptibility to at least one agent in all but two or fewer antimicrobial categories. Pan-drug resistance was defined as non-susceptibility to all agents in all antimicrobial categories.
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Bassetti, M., Della Siega, P., Pecori, D. (2015). Light and Shade of New Antibiotics. In: Vincent, JL. (eds) Annual Update in Intensive Care and Emergency Medicine 2015. Annual Update in Intensive Care and Emergency Medicine 2015, vol 2015. Springer, Cham. https://doi.org/10.1007/978-3-319-13761-2_5
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DOI: https://doi.org/10.1007/978-3-319-13761-2_5
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