Aztreonam avibactam susceptibility testing is an important part of evaluating whether an Enterobacterales isolate is susceptible to this beta-lactam/beta-lactamase inhibitor combination. As aztreonam-avibactam has become an established option for selected difficult-to-treat Gram-negative infections, clinical laboratories need reliable antimicrobial susceptibility testing (AST) methods and appropriate interpretive criteria. The interpretation of an aztreonam-avibactam result depends on the...Read More