• 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)
  • 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)
  • Autopsy findings may be nondiagnostic unless specialized molecular and immunohistochemical techniques or cell culture-based methods are used to detect rickettsiae (3-5). (thefreelibrary.com)
  • Fatal outcome has been described in previously healthy children and adults, particularly when appropriate and timely antimicrobial drug treatment was not administered (2). (thefreelibrary.com)
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