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Jun 1, 2023 · Rocky Mountain spotted fever (RMSF) is one of several tick-borne diseases that affect dogs. Caused by a bacterium called Rickettsia rickettsii (R. rickettsii), which is transmitted...
Rocky Mountain Spotted Fever (RMSF) is a disease caused by an infectious bacterium called Rickettsia rickettsii, which can only survive within its host’s cells. RMSF occurs in North, South, and Central America and is widespread throughout the Midwest, the Pacific Northwest, and the eastern United States, as well as in parts of Canada.
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Spotted fevers are diseases caused by a set of related bacteria in the Rickettsia genus, of which Rocky Mountain spotted fever is the most severe. After transmission of the pathogen through tick bite, patients may manifest a local eschar or characteristic rash, including petechial hemorrhage and other clinical outcomes of vasculitis.
Reviewed/Revised Jun 2018. Rocky Mountain spotted fever is a disease of humans and dogs that is caused by Rickettsia rickettsii. (Rickettsiae are a specialized type of bacteria that live only inside other cells.)
Canine Ehrlichiosis. Transmission and Prevalence. Ehrlichiosis is a rickettsial disease caused by infection with Ehrlichia canis, Ehrlichia chaffeensis, Ehrlichia ewingii, or a combination of these and other tick-borne pathogens.
Rocky Mountain spotted fever is a rickettsial disease. Epidemiology of RMSF. RMSF is limited to the Western Hemisphere. Initially recognized in the Rocky Mountain states, it occurs in practically all of the United States and throughout Central and South America.
