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Table 2 Drug sensitivity of the isolated strains

From: Natural history of Mycobacterium fortuitum pulmonary infection presenting with migratory infiltrates: a case report with microbiological analysis

Strain Antibiotics Isolated from
CLA RIF STFX LVFX EB AMK FRPM DRPM INH MINO IPM TGC
M. fortuitum type strain 4 >32 1 0.25 0.5 2 64 128 4 1 >64 0.5 sputum
M. fortuitum #1 64 >32 0.25 0.25 0.5 8 2 32 4 4 >64 0.5 sputum (at referral)
M. fortuitum #2 64 >32 0.125 0.25 0.5 4 4 32 8 16 >64 0.5 sputum (8 months after referral)
M. fortuitum #3 32 >32 0.5 0.25 0.5 8 2 32 8 16 >64 0.5 sputum (14 months after referral, at the 2nd bronchoscopy)
M. fortuitum #4 128 >32 0.25 0.25 0.5 4 2 32 4 8 >64 0.5 sputum (18 months after referral)
M. fortuitum #5 32 >32 0.125 0.25 0.5 4 4 32 8 16 >64 0.5 sputum (35 months after referral)
M. fortuitum #6 32 >32 0.125 0.25 0.5 4 4 32 8 16 >64 0.5 sputum (38 months after referral, at the 3rd bronchoscopy)
M. fortuitum #7 32 >32 0.125 0.25 0.5 4 4 64 8 8 >64 0.5 intestinal fluid (38 months after referral)
  1. The isolates were incubated with cation-adjusted Mueller-Hinton broth at 30 °C. Abbreviations: CLA clarithromycin, RIF rifampicin, STFX sitafloxacin, LVFX levofloxacin, EB ethambutol, AMK amikacin, FRPM faropenem, DRPM doripenem, INH, isoniazid, MINO minomycin, IPM imipenem, TGC tigecycline