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Slowly fermenting gram negative rod of the Enterobacteriaceae family
GI flora, especially in hospitalized patients.
Infection usually in nosocomial setting.
Nosocomial infections:
May require contact precautions if highly resistant.
Resistance may develop during therapy if treated with cephalosporins or beta-lactam/beta-lactamase inhibitors, even if susceptible in vitro. Piperacillin-tazobactam should only be considered for these pathogens in limited clinical scenarios if susceptibility confirmed; contact a medical-microbiologist for more information