Table 1.
The characteristics of Q/D-resistant E. faecium isolates
| No. | Specimen | ST | Q/D MIC value (mg/l) | Antimicrobial resistance profilea | Antimicrobial susceptibility profilea | Q/D resistance determinants |
|---|---|---|---|---|---|---|
| 1 | pus | 78 | 16 | MOX, GEN(H), P, E, LZD, F, LEV, AMP, CIP | TEC, TGC, TET, VAN | ermB, msrC |
| 2 | urine | 78 | 32 | MOX, GEN(H), P, E, LEV, AMP, CIP | LZD, TEC, F, TGC, TET, VAN | ermB, msrC |
| 3 | catheter | 94 | 16 | GEN(H), P, E, LEV, AMP, CIP, | MOX, LZD, TEC, F, TGC, TET, VAN | |
| 4 | exudate | 761 | 8 | P, E, AMP | LEV, CIP, MOX, GEN(H), TEC, F, TGC, TET, VAN, LZD | ermB, msrC |
| 5 | wound | 21 | 64 | MOX, GEN(H), P, E, F, LEV, AMP, CIP | LZD, TEC, TGC, TET, VAN | ermB, msrC, vatE |
| 6 | exudate | 323 | 4 | MOX, P, E, F, LEV, AMP, CIP | GEN(H), LZD, TEC, TGC, TET, VAN | ermB, msrC |
| 7 | urine | 78 | 4 | MOX, P, E, LEV, AMP, CIP | GEN(H), LZD, F, TEC, TGC, TET, VAN | ermB, msrC |
| 8 | blood | 761 | 16 | MOX, P, E, LEV, AMP, CIP, TET, F | GEN(H), LZD, TEC, TGC, VAN | ermB, msrC |
| 9 | tissue | 78 | 4 | MOX, GEN(H), P, E, LEV, AMP, CIP, F | LZD, TEC, TGC, TET, VAN | ermB, msrC |
a P penicillin, AMP ampicillin, E erythromycin, TET tetracycline, TGC tigecycline. GEN(H) high-level gentamicin, CIP ciprofloxacin, MOX moxifloxacin, LEV levofloxacin, F nitrofurantoin, LZD linezolid, VAN vancomycin, TEC teicoplanin