Table 1.

Antimicrobial susceptibility profile of a Staphylococcus pseudintermedius isolate from the urine of a dog with a urinary tract infection

Drug	Minimum inhibitory concentration (μg/mL)	Resistance breakpoint (μg/mL)	Susceptible (S)/ Resistant (R)
Ampicillina	≥ 16	≥ 0.5	R
Ceftiofura	≥ 16	≥ 8	R
Oxacillina	≥ 16	≥ 4	R
Penicillina	≥ 16	≥ 0.25	R
Erythromycina	≥ 8	≥ 8	R
Clindamycina	≥ 32	≥ 4	R
Telithromycinb	≥ 4	≥ 4	R
Ciprofloxacinb	≥ 4	≥ 4	R
Danofloxacina	≥ 2	≥ 0.5	R
Enrofloxacina	≥ 4	≥ 4	R
Moxifloxacinb	≥ 4	≥ 2	R
Gentamicina	≥ 32	≥ 16	R
Trimethoprim/sulfamethoxazolea	≥ 8/176	≥ 4/76	R
Chloramphenicola	≥ 16	≥ 32	R
Rifampinb	≥ 4	≥ 4	R
Tetracyclinea	≤ 2	≥ 16	S
Nitrofurantoinb	≤ 32	≥ 128	S
Quinupristin/dalfopristinb	≤ 0.5	≥ 4	S
Vancomycinb	≤ 1	≥ 16	S
Daptomycinb	≤ 0.5	≥ 2	S
Linezolidb	≤ 1	≥ 8	S

^aCLSI M31-A3. Performance standards for antimicrobial disk and dilution susceptibility tests for bacterial isolates from animals.

^bCLSI M100-S18. Performance standards for antimicrobial susceptibility testing.