TABLE 1.

Susceptibility profile of the Pseudomonas aeruginosa isolate obtained from tracheal aspirate culture

Antibiotic	MIC (µg/ml)	Categorization^a
Amikacin	4	Susceptible
Aztreonam	16	Resistant
Ceftazidime	2	Susceptible
Ciprofloxacin	0.5	Susceptible
Colistin	0.5	Susceptible
Gentamicin	1	Susceptible
Imipenem	16	Resistant
Meropenem	16	Resistant
Piperacillin-tazobactam^b	32	Resistant
Ceftolozane-tazobactam^b	4	Susceptible

Interpretation according to EUCAST clinical breakpoints v_8.1 (8). Susceptibility testing was performed according to a reference broth microdilution method (9).

The concentration of tazobactam was fixed at 4 µg/ml.