This is the first report of Bartonella spp. antibodies in cats in
Thailand. The seroprevalence rate of 65% is similar to those reported
from other areas with high C. felis infestation rates (Chomel
et al., 1999; Marston et al., 1999; Nasirudeen and Thong, 1999).
The ELISA and PCR assay results were in agreement for only
44.5% of the cases and when the PCR assay result was used as
the reference test, the positive predictive value and negative predictive
value for ELISA were 20% and 90%, respectively. Like previous
other studies (Barrs et al., 2010), Bartonella spp. antibodies
should not be used for the diagnosis of current infection in individual
cats.