TABLE 1.
Bacteria isolated from 25 SSI following spinal fusion
| Aerobic and facultative bacteria |
No. of isolates | Anaerobic bacteria | No. of isolates | |
|---|---|---|---|---|
| Gram-positive cocci | ||||
| Enterococcus sp. | 4 | Peptostreptococcus sp. | 6 | |
| Staphylococcus aureus | 3 | Veillonella parvula | 2 | |
| Nonhemolytic streptococci | 2 | |||
| Gram-positive rods | ||||
| Propionibacterium acnes | 3 | |||
| Clostridium perfringens | 2 | |||
| Gram-negative bacilli | ||||
| Escherichia coli | 8 | |||
| Proteus mirabilis | 5 | B. fragilis group | ||
| Proteus vulgaris | 2 | B. fragilis | 4 | |
| Pseudomonas aeruginosa | 5 | B. thetaiotaomicron | 3 | |
| Klebsiella pneumoniae | 3 | B. vulgatus | 1 | |
| Acinetobacter sp. | 2 | B. distasonis | 1 | |
| Serratia marcescens | 2 | |||
| Providencia sp. | 1 | |||
| Enterobacter sp. | 1 | |||
| Total | 38 | Total | 22 |