The challenges of difficult-to-treat infections.

Clin Microbiol Rev

Division of Medical Microbiology, Faculty of Health Sciences, National Health Laboratory Services, Institute of Infectious Disease & Molecular Medicine, University of Cape Town, Cape Town, South Africa.

Published: December 2024

SUMMARYInfections due to spp. are among the most difficult to treat. Most are resistant to standard antibiotics, and there is difficulty in distinguishing colonizers from pathogens. This mini-review examines the available antibiotics that exhibit activity against these organisms and provides guidance as to which cultures are relevant and how to treat active infections. Antibiograms describing resistance mechanisms and the minimum inhibitory concentration (MIC) are essential to determine which agent or combination of agents should be used after confirmation of infection, utilizing clinical parameters and biomarkers such as procalcitonin. Directed therapy should be prompt as despite its reputation as a colonizer, the attributable mortality is high. However, although combination therapy is advised, no specific combination has definite evidence of superiority.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11629631PMC
http://dx.doi.org/10.1128/cmr.00093-24DOI Listing

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