Volume 11, Number 2—February 2005
Research
Bacterial Zoonoses and Infective Endocarditis, Algeria
Table 3
Living conditions, involved cardiac valves, and diagnostic tools for Bartonella quintana endocarditis cases in 14 patients*
Patient | Living conditions | Involved cardiac valves | Blood culture | Bartonella serologic testing | PCR on serum sample | Cardiac valve culture | Cardiac valve PCR | Histologic analysis |
---|---|---|---|---|---|---|---|---|
1 | Poor rural area | Aortic | – | 1:800 | B. quintana | B. quintana | B. quintana | NP |
2 | Poor rural area | Mitral | – | 1:1,600 | – | – | B. quintana | WS+/IC+ |
3 | Poor urban area | Mitral | – | 1:800 | B. quintana | NP | NP | WS+/IC+ |
4 | Poor rural area | Aortic | – | NP | NP | – | B. quintana | NP |
5 | Poor urban area | Tricuspid | +† | 1:1,600 | B. quintana | NP | NP | NP |
6 | Poor rural area | Aortic + mitral | – | NP | NP | – | B. quintana | WS+/IC+ |
7 | Unknown | Aortic + mitral | – | NP | NP | – | B. quintana | WS+/IC+ |
8 | Poor urban area | Aortic | – | 1:800 | B. quintana | – | B. quintana | WS+/IC+ |
9 | Good urban area | Aortic | – | NP | NP | B. quintana | B. quintana | WS+/IC+ |
10 | Good rural area | Aortic + mitral | – | NP | NP | B. quintana | B. quintana | WS+/IC+ |
11 | Poor urban area | Mitral | – | 1:3,200 | – | NP | NP | NP |
12 | Poor rural area | Aortic | – | 1:3,200 | B. quintana | NP | NP | NP |
13 | Poor rural area | Aortic | – | NP | NP | – | B. quintana | NP |
14 | Poor rural area | Aortic | – | NP | NP | – | B. quintana | NP |
*NP, not performed; WS+, Warthin-Starry positive; IC+, immunochemistry positive; PCR, polymerase chain reaction.
†If we consider that B. quintana was misidentified as Haemophilus influenzae.