Phenotypic Characterization and Antibiotic Resistance Patterns of Extended-Spectrum <i>β</i>-Lactamase- and AmpC <i>β</i>-Lactamase-Producing Gram-Negative Bacteria in a Referral Hospital, Saudi Arabia

Abstract

This finding showed a high prevalence of ESBL- and AmpC <i>β</i>-lactamase-producing GNB in our hospital. Quality control practice and routine detection of <i>β</i>-lactamase producers before deciding on antibiotic therapy are advocated.