Search results
In Rocky Mountain spotted fever, the bacterium Rickettsia rickettsii lives and reproduces in the Ixodidae (ik-SAH-dih-day) family of hard-bodied ticks, such as the American dog tick and the Rocky Mountain wood tick, before it infects people. Once it does infect a person, it enters cells lining the blood vessels and can cause serious disease.
Jul 17, 2023 · Rickettsia rickettsii causes Rocky Mountain spotted fever, the most severe and most well-known of the rickettsial infections in North America. However, it is important to recognize that other species are common in other parts of the world, including Rickettsia africae , the cause of African tick bite fever in sub-Saharan Africa, and Rickettsia ...
Rickettsia rickettsii and other spotted fever group rickettsiae (Rocky Mountain spotted fever and other spotted fevers). In: Bennett JE, Dolin R, Blaser MJ, eds. Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. 9th ed. Philadelphia, PA: Elsevier; 2020:chap 186. Bolgiano EB, Sexton J. Tickborne illnesses.
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.
Spotted fever group Rickettsia are a group of bacteria that can cause disease in humans, specifically Rocky Mountain spotted fever (RMSF) and Pacific Coast tick fever (PCTF). The bacteria that cause RMSF and PCTF are transmitted by the bite of an infected tick. Symptoms of these diseases usually include a fever and rash ("spots").
It typically causes flu-like symptoms but can cause severe and even fatal disease in older people and in those who are immunocompromised. Rocky Mountain spotted fever is a potentially fatal tick-borne bacterial disease that can be transmitted by the American dog tick, the Rocky Mountain wood tick, and the brown dog tick.
May 17, 2024 · Abstract. The incidence of spotted fever group (SFG) rickettsioses in the United States has tripled since 2010. Rocky Mountain spotted fever, the most severe SFG rickettsiosis, is caused by Rickettsia rickettsii.
