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Table 3 Bacterial isolates from abscess cavity cultures

From: The role of Enterococcus spp. and multidrug-resistant bacteria causing pyogenic liver abscesses

Bacterial isolatesa

Number of isolates

Gram-positive aerobes

Staphylococcus aureus

2

 Coagulase neg. Staphylococci

13

 Viridans streptococci

7

 Group A Streptococci

1

Enterococcus spp.

39

 other gram-positive species

1

Gram-negative aerobes

 

Escherichia coli

23

Klebsiella spp.

15

 other Enterobacteriaceae

14

Pseudomonas spp.

6

Stenotrophomonas spp.

3

Acinetobacter spp.

1

 other gram-negative species

4

Anaerobes

6

No bacterial growth

9

  1. aThere were 4 cases with negative abscess cavity culture and positive blood cultures only. In all cases the cultured isolates were directly associated with the underlying PLA