Table 1 Case-wise isolated gram-negative bacteria and their antibiotic susceptibility in micrograms per microliter concentration and reported as per CLSI 2017
Antibiotic tested | Pseudomonas aeruginosa Case 1 | Klebsiella oxytoca Case 2 | Morganella morganii Case 3 |
|---|---|---|---|
Piperacillin/tazobactam | 16 (S) | ≤ 4 (S) | ≤ 4 (S) |
Cefepime | 4 (S) | ≤ 1 (S) | 8 (I) |
Imipenem | 2 (S) | 0.5 (S) | 4 (R) |
Meropenem | 1 (S) | ≤ 0.25 (S) | 0.5 (S) |
Amikacin | 8 (S) | ≤ 2 (S) | 16 (S) |
Gentamicin | ≥ 16 (R) | ≤ 1 (S) | 2 (S) |
Ciprofloxacin | ≤ 0.25 (S) | ≤ 0.25 (S) | ≥ 4 (R) |
Tigecycline | ≥ 8 (R) | ≤ 0.25 (S) | 4 (R) |
Colistin | ≥ 0.5 (S) | ≤ 0.5 (S) | ≥ 16 (R) |
Trimthoprim/sulfamethoxazole | ND | ≤ 20 (S) | ≥ 20 (S) |
Ceftazidime | 12 (I) | 0.5 (S) | 16 (R) |
Gatifloxacin | 3 (I) | 0.47 (S) | > 32 (R) |
Ofloxacin | 3 (I) | 0.1 (S) | > 32 (R) |
Moxifloxacin | 2 (R) | 0.09 (S) | > 32 (R) |
Chloramphenicol | > 256 (R) | 2 (S) | 16 (R) |
Tobramycin | > 256 (R) | 1 (S) | 64 (R) |