-Increasingly important as a hospital derived (nosocomial) infection .
-A. baumannii is part of the ACB complex which are difficult to speciate (A. baumannii, A. calcoaceticus, and Acinetobacter genomic species 13TU).
-Has been identified as an ESKAPE pathogen which have a high rate of antibiotic resistance and are responsible for the majority of nosocomial infections: (Enterococcus faecium, Staphylococcus aureus, Klebsiella pneumoniae, Acinetobacter baumannii, Pseudomonas aeruginosa, and Enterobacter species).
Important considerations: The choice of an agent should be based on local antimicrobial sensitivities, site of infection, cost, and comorbid conditions. Generally, the most common agents/regimens are listed first. Listed dosages may need to be adjusted for renal dysfunction.