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.