2013 Volume 61 Issue 6 Pages 854-861
Severe infections arising from nosocomically encountered gram-negative bacteria, such as extended-spectrum beta-lactamase producing bacteria and multidrug-resistant Pseudomonas are serious problems today. While carbapenems are looked upon as the preferred agents for treatment of infections caused by extended-spectrum beta-lactamase producing bacteria, carbapenemases have been recently reported. Surveillance data is needed to treat infectious diseases due to resistant organisms.