5.8% of combined E.coli and K.pneumoniae isolates were ESBL (extended spectrum beta-lactamase) positive
May produce inducible beta-lactamase (AmpC) enzymes. Use of beta-lactams can result in clinical failure despite in vitro susceptibility.
January 1, 2018 - December 31, 2018
R: Intrinsically resistant or less than 25% empiric susceptibility