Table 1.
P.aeruginosa betalactamines resistance phenotypes [11]
| Drug | Wild-type phenotype | Penicillinase | AmpC | BLSE | Carbapenemase | Efflux | D2 | |||||
| CTX-M | PER | A | B | D | OprM | OprJ | OprN | |||||
| Ticarcillin | S | R | R | R | R | R | R | R | R | S | S | S |
| Ticarcillin – clavulanic acid | S | S | R | S | S | R | R | R | R | S | S | S |
| Piperacillin | S | R | R | R | R | S | R | R | S | S | S | S |
| Piperacillin – tazobactam | S | S | R | S | S | S | R | R | S | S | S | S |
| Cefoperasone | S | R | R | R | R | R | R | R | S | S | S | S |
| Ceftazidime | S | S | R | R | R | R | R | R | S | S | S | S |
| Cefepime | S | S | S | S | R | R | R | R | S | R | S | S |
| Cefpirome | S | S | S | S | R | R | R | R | S | R | S | S |
| Aztreonam | S | S | S | S | R | S | S | R | R | S | S | S |
| Imipenem | S | S | S | S | S | R | R | S | S | S | R | R |