Mediterranean spotted fever, caused by Rickettsia conorii, is a tick-b
orne infection. Serum samples for screening R. conorii antibodies of p
rofessionally exposed persons in the Antalya region, on the Mediterran
ean coast of Turkey, were analyzed. R. conorii IgG antibodies were det
ected in 13 of 98 (13.3%) serum samples. Mediterranean spotted fever a
ntibodies were found to be positive in 9.4% of the men and 15.2% of th
e women (a total of 13 cases). Only three cases had a history of fever
and rash.