Question #32 explained
Which of the following organisms can fosfomycin be used against?
NOTE: In the United States fosfomycin is only available oral for the treatment of urinary tract infection (UTI), but in other countries it is available as injectable and used for a variety of indications. E. coli is the leading cause of UTI, which can help you remember fosfomycin works against this organism since it is a “UTI drug.”
A. E. coli that is extended-spectrum beta-lactamase positive (ESBL+) – CORRECT
B. Morganella morganii – INCORRECT: this is one of the few organisms fosfomycin is not active against
C. Bacteroides fragilis – INCORRECT: this is one of the few organisms fosfomycin is not active against
D. Vancomycin-resistant Enterococci (VRE) – CORRECT
E. Methicillin-resistant Staphylococcus aureus (MRSA) – CORRECT