Table 4.
Bacterial pathogens
| Bacterial pathogens | No. of isolates | % |
|---|---|---|
|
Streptococcus species |
55 |
54% |
| Streptococcus milleri group |
32 |
|
| Streptococcus oralis/sanguis |
3 |
|
| Group A streptococcus |
1 |
|
| Streptococcus pneumoniae |
4 |
|
| Streptococcus bovis |
1 |
|
| Streptococcus species |
14 |
|
|
Staphylococci |
16 |
15% |
| Staphylococcus aureus |
14 |
|
| Coagulase-negative staphylococci |
2 |
|
|
Gram-negative bacteria |
8 |
8% |
| E.coli |
2 |
|
| Haemophilus spp. |
5 |
|
| Pseudomonas |
1 |
|
|
Anaerobic bacteria |
17 |
17% |
| Fusobacteria |
4 |
|
| Actinomyces |
2 |
|
| Prevotella |
2 |
|
| Peptostreptococci |
2 |
|
| Other anerobic bacteria |
7 |
|
|
Nocardia |
2 |
2% |
|
Other species |
4 |
4% |
| Negative culture, n= patients |
14 |
14% |
| Mixed bacterial pathogens |
11 |
11% |
| Primary microscopy compatible with several different bacterial species |
23 |
23% |
| Positive gram-stain from pus/CSF |
64 |
64% |
| Gram-stain positive/negative culture |
4/65 |
|
| Negative gram-stain and positive culture |
18 |
|
| Negative culture from brain pus | 7 |