Volume 11, Number 2—February 2005
Research
Bacterial Zoonoses and Infective Endocarditis, Algeria
Table 2
Distribution of 110 infective endocarditis cases* diagnosed in Algeria using blood culture, cardiac valve culture, serologic testing, cardiac valve polymerase chain reaction (PCR), and PCR on serum samples
| Identified microorganisms | Positive samples/tested samples |
|||||
|---|---|---|---|---|---|---|
| Blood culture (N = 110) | Cardiac valve culture (N = 38) | Serologic testing (N = 61) | Cardiac valve PCR (N = 38) | PCR on serum sample (N = 9) | Total | |
| Streptococcus spp. and related genera | 0/22 | 0/4 | NP | 7/0 | NP† | 24/0 |
| Bartonella quintana | 0/1‡ | 0/3 | 5/2 | 10/0 | 3/2 | 12/2 |
| Staphylococcus spp. | 2/10 | 0/3 | NP | 2/1 | NP | 11/3 |
| HACEK§ | 0/4 | 0/0 | NP | 1/1 | NP | 5/1 |
| Enterococcus spp. | 1/1 | 0/0 | NP | 1/0 | NP | 2/1 |
| Brucella melitensis | 0/1 | 0/0 | 2/0 | 2/0 | NP | 2/0 |
| Coxiella burnetii | 0/0 | 0/0 | 2/0 | 0/0 | 1/NP | 2/0 |
| Corynebacterium spp. | 0/2 | 0/1 | NP | 1/0 | NP | 2/0 |
| Mycoplasma hominis | 0/0 | 0/0 | NP | 1/0 | NP | 1/0 |
| Enterobacteria spp. | 1/1 | 0/0 | NP | 0/0 | NP | 1/1 |
| Alcaligenes faecalis | 0/1 | 0/0 | NP | 0/0 | NP | 1/0 |
| Pseudomonas aeruginosa | 0/1 | 0/0 | NP | 0/0 | NP | 1/0 |
| Bacillus cereus | 0/0 | 0/0 | NP | 1/0 | NP | 1/0 |
| Candida spp. | 0/0 | 0/1 | NP | 1/0 | NP | 1/0 |
| Negative samples for definite infective endocarditis/negative samples for possible infective endocarditis | ||||||
| No etiology | 10/25 | 2/7 | 8/20 | 2/7 | NP/NP | |
*77 definite and 33 possible.
†NP, not performed.
‡If we consider that Bartonella quintana was misidentified as Haemophilus influenzae.
§HACEK, Haemophilus, Actinobacillus, Cardiobacterium, Eikenella, Kingella.
