Table 1.
Antimicrobial agent | Clinical isolate of Case 1 | Clinical isolate of Case 2 | Cotton isolate | CLSI Breakpoint ((g/ml) |
---|---|---|---|---|
ampicillin | 16 | 16 | 16 | 8-32 |
Amoxacillin-clavulanic acid | < 4/< 4 | < 4/< 4 | < 4/< 4 | 8/4-32/16 |
Piperacillin-tazobactam | < 4/< 4 | < 4/< 4 | < 4/< 4 | 16/4-128/4 |
cefotaxime | < 1 | < 1 | < 1 | 8-64 |
ceftazidime | < 1 | < 1 | < 1 | 8-32 |
cefoxitin | 8 | 8 | 8 | 8-32 |
cephalothin | > 64 | > 64 | > 64 | 8-32 |
imipenem | < 0.5 | < 0.5 | < 0.5 | 4-16 |
gentamicin | < 1 | < 1 | < 1 | 4-8 |
amikacin | < 2 | < 2 | < 2 | 16-32 |
netilmicin | < 1 | < 1 | < 1 | 12-32 |
trimethoprim-sulfamethoxazole | ≤ 1/19 | ≤ 1/19 | ≤ 1/19 | 2/38-4/76 |
ciprofloxacin | < 0.25 | < 0.25 | < 0.25 | 1-4 |
ofloxacin | < 0.25 | < 0.25 | < 0.25 | 2-8 |
nitrofurantoin | 16 | 32 | 16 | 32-128 |