Table 3.
Antibiotic susceptibility testing of atypical EPEC isolates.
| Category | Antibiotics (128 µg/mL) | MIC (μg/mL)/interpretation |
|
|---|---|---|---|
| Strain 1 | Strain 2 | ||
| Aminoglycosides | Amikacin | ≤2/S | ≤2/S |
| Gentamicin | ≤1/S | ≤1/S | |
| Tobramycin | ≤1/S | ≤1/S | |
| Cephalosporins | Cefepime | ≤1/S | ≤1/S |
| Cefotetan | ≤4/S | ≤4/S | |
| Ceftazidime | ≤1/S | ≤1/S | |
| Ceftriaxone | ≤1/S | ≤1/S | |
| Cephazolin | ≤2/S | ≤2/S | |
| β-lactams | Ampicillin | ≤2/S | ≤2/S |
| Aztreonam | ≤1/S | ≤1/S | |
| Meropenem | ≤1/S | ≤1/S | |
| Fluoroquinolones | Ciprofloxacin | ≤0.25/S | ≤0.25/S |
| Levofloxacin | ≤0.25/S | ≤0.25/S | |
| Penicillins | Imipenem | ≤1/S | ≤1/S |
| Piperacillin | ≤4/S | ≤4/S | |
| Sulfonamide | Cotrimoxazol | ≤20/S | ≤20/S |
EPEC, enteropathogenic Escherichia coli; S, sensitive.