UCSF Medical Center Antimicrobial Susceptibility: Enterococcal Bloodstream Isolates Susceptibilities 2014

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Summary: Of 71 enterococcal bacteremias in 2014, 30 (42%) were vancomycin-resistant.

Inpatient Adult Enterococcal Blood Isolates

  Year

Total Isolates

Ampicillin

Daptomycin*

Linezolid

Quinupristin/

dalfopristin

Tetracyline

Vancomycin

Enterococcus faecalis 

2014

28

100%

100%

100%

N/T

28%

100%

Enterococcus faecium

2014

39

10%

70%

95%

100%

15%

24%

Other Enterococcal species

2014

4

50%

100%

100%

N/T

100%

100%

*Daptomycin minimum inhibitory concentration distributions:

All isolates: <=0.5: 3% 1: 19% 2: 33% 4: 37% >4: 17%

VRE isolates: <=0.5: 0% 1: 0% 2: 47% 4: 40% >4: 33%