Volume 12, Number 12—December 2006
Dispatch
Febrile Illness Associated with Rickettsia conorii Infection in Dogs from Sicily
Laia Solano-Gallego*
, Linda Kidd†, Michele Trotta*, Marco Di Marco‡, Marco Caldin*, Tommaso Furlanello*, and Edward B. Breitschwerdt†
, Linda Kidd†, Michele Trotta*, Marco Di Marco‡, Marco Caldin*, Tommaso Furlanello*, and Edward B. Breitschwerdt†
Table 2
Reciprocal IFA titers for the 3 dogs with clinical and molecular evidence of natural Rickettsia conorii infection*
| Dog no. | Date, 2005 (days after clinical signs) | R. conorii | R. rickettsii | Anaplasma phagocytophilum | Borrelia burgdorferi | ||
|---|---|---|---|---|---|---|---|
| IgM | IgG | IgM | IgG | IgG | IgG | ||
| 1 | Jun 8 (7) | 1:1,280 | 1:20,480 | 1:1,280 | 1:20,480 | 1:160 | Neg |
| 1 | Aug 3 (65) | 1:80 | 1:320 | 1:80 | 1:320 | Neg | 1:160 |
| 2 | Sep 19 (0) | 1:640 | 1:80 | 1:640 | 1:80 | Neg | Neg |
| 2 | Sep 28 (9) | 1:1,280 | 1:40,960 | 1:640 | 1:20,480 | Neg | Neg |
| 2 | Oct 25 (37) | 1:640 | 1:10,240 | 1:640 | 1:5,120 | Neg | Neg |
| 3 | Sep 17 (0) | 1:1,280 | 1:80 | 1:2,560 | Neg | Neg | Neg |
| 3 | Sep 23 (6) | 1:10,240 | 1:10,240 | 1:10,240 | 1:5,120 | Neg | Neg |
| 3 | Oct 25 (39) | 1:2,560 | 1:5,120 | 1:5,120 | 1:5,120 | Neg | Neg
*IFA, immunofluorescence assay; Ig, immunoglobulin; Neg, negative. |
*IFA, immunofluorescence assay; Ig, immunoglobulin; Neg, negative.
†All dogs were seronegative for L. infantum, E. canis, B. canis, B. henselae, and B. vinsonii ssp. berkhoffi at all time points.
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