Presentation
[…] adjacent to the Mediterranean, Black, and Caspian Seas R. akari Trunk, extremities, face Eschar present Mites US, Russia, Korea, Africa R. parkeri rickettsiosis R. parkeri Eschar present Gulf Coast tick (Amblyomma maculatum) Southern US, South America [msdmanuals.com]
Entire Body System
- Fever
Spotted fever rickettsioses include North Asian tick-borne rickettsiosis, Queensland tick typhus, African tick typhus (African tick bite fever), Mediterranean spotted fever (boutonneuse fever), and Rickettsia parkeri rickettsiosis (transmitted by the [msdmanuals.com]
Treatment
Clinical features Biopsy of rash with fluorescent antibody staining to detect organisms Acute and convalescent serologic testing (serologic testing is not useful acutely) Polymerase chain reaction (PCR) Doxycycline Treatment of spotted fever rickettsioses [msdmanuals.com]
Epidemiology
The epidemiology of these tick-borne rickettsioses resembles that of Rocky Mountain spotted fever (RMSF) in the Western Hemisphere. Ixodid ticks and wild animals maintain the rickettsiae in nature. [msdmanuals.com]
Prevention
No effective vaccine is available to prevent spotted fever rickettsioses. Measures can be taken to prevent tick bites. (See also Centers for Disease Control and Prevention: Preventing tick bites.) [msdmanuals.com]