A 55-year-old man on ICU has hospital-acquired pneumonia caused by Pseudomonas aeruginosa that is resistant to meropenem but sensitive to colistin, ce...

Question

A 55-year-old man on ICU has hospital-acquired pneumonia caused by Pseudomonas aeruginosa that is resistant to meropenem but sensitive to colistin, ceftazidime/avibactam, and ceftolozane/tazobactam. What is the preferred agent for meropenem-resistant Pseudomonas?

Accepted Answer

IV ceftolozane/tazobactam - a newer anti-pseudomonal cephalosporin/BLI combination with a better safety profile than colistin

Answer

IV colistin monotherapy

Answer

IV tigecycline

Answer

IV aztreonam

Answer

Oral ciprofloxacin

uk-fficm MCQ (SBA): Resistant Pseudomonas

A 55-year-old man on ICU has hospital-acquired pneumonia caused by Pseudomonas aeruginosa that is resistant to meropenem but sensitive to colistin, ceftazidime/avibactam, and ceftolozane/tazobactam. What is the preferred agent for meropenem-resistant Pseudomonas?