Definition:

Lack of susceptibility to at least one agent in three or more chemical classes of antibiotic (e.g. a beta-lactam, an aminoglycoside, a macrolide).

Source:

Multidrug‐resistant, extensively drug‐resistant and pandrug‐resistant bacteria: an international expert proposal for interim standard definitions for acquired resistance (Clinical Microbiology and Infection, 2011)

Video:
Tags:
Definition, Encyclopaedia, Expert video, Publication, Video, MDR