Table 1.
Minimum inhibitory concentrations, susceptibiltiy category, phenotypic tests for beta-lactamase detection and β-lactamase content of Enterobacterales isolates. MICs were interpreted according to CLSI standards, except for colistin, which was carried out according to EUCAST guidelines.
| Strain | SPECIMEN and Outcome |
ESBL | AMX | AMC | TZP | CAZ | CTX | CRO | FEP | IPM | MEM | ERT | GM | CIP | COL | BL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
E. coli 308523 |
ETA D |
+ | >128 | 64 | 64 | >128 | >128 | >128 | 64 | 1 | 0.5 | S | 32 | 64 | 0.25 | CTX-M-15 |
Abbreviations: AMX—amoxycillin; AMC—amoxycillin/clavulanic acid; TZP—piperacillin/tazobactam; CAZ—ceftazidime; CTX—cefotaxime; CRO— ceftriaxone; FEP—cefepime; IMI—imipenem; MEM—meropenem; ERT—ertapenem; GM—gentamicin; CIP—ciprofloxacin; COL—colistin; ESBL—inhibitor based test with clavulanic acid for detection of extended-spectrum beta-lactamases; BL—beta-lactamase content; D—death.