• The tick Rhipicephalus sanguineus has also been implicated as a vector for R. rickettsii in a few areas of Mexico and the state of Arizona in the United States ( 5 , 6 ). (cdc.gov)
  • The typical expectation that transmission of tickborne bacteria to humans as well as to dogs requires ≥2 hours of tick attachment may discourage persons from immediately removing them and result in transmission of this lethal bacterium. (cdc.gov)
  • An adult male Amblyomma aureolatum tick attached to the hand of a person who became infested while in direct contact with a naturally infested dog in the metropolitan area of São. (cdc.gov)
  • Doxycycline is the first line treatment for adults and children of all ages, and is most effective if started before the fifth day of symptoms. (ohio.gov)
  • Treatment should never be delayed pending the receipt of laboratory test results, or be withheld on the basis of an initial negative finding for R. rickettsii . (thetickthatbitme.com)