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Table 2 Broth microdilution antibiotic susceptibility testing and interpretation based on CLSI M24

From: A fatal case of disseminated nocardiosis due to Nocardia otitidiscaviarum resistant to trimethoprim–sulfamethoxazole: case report and literature review

Antibiotic

MIC (μg/mL)

Interpretation

Trimethoprim–sulfamethoxazole

≥ 8/152

Resistant

Linezolid

4.0

Sensitive

Ciprofloxacin

≥ 4.0

Resistant

Imipenem

≥ 64.0

Resistant

Moxifloxacin

2.0

Intermediate

Cefepime

≥ 32.0

Resistant

Cefoxitin

128

Resistant

Amoxicillin–Clavulanic acid

≥ 64/32

Resistant

Amikacin

2.0

Sensitive

Ceftriaxone

16.0

Intermediate

Doxycycline

2.0

Intermediate  

Minocycline

2.0

Intermediate

Tigecycline

0.5

Not applicable

Tobramycin

≥ 16.0

Resistant

Clarithromycin

≥ 16.0

Resistant