Rocky Mountain spotted fever (RMSF) has been a nationally notifiable condition since the 1920s. As of January 1, 2010, cases of RMSF are reported under a new category called Spotted Fever Rickettsiosis (SFR). This category captures cases of RMSF, Rickettsia parkeri rickettsiosis, Pacific Coast tick fever, and rickettsialpox.
Rocky Mountain spotted fever, form of tick-borne typhus first described in the Rocky Mountain section of the United States, caused by a specific microorganism (Rickettsia rickettsii). Discovery of the microbe of Rocky Mountain spotted fever in 1906 by H.T. Ricketts led to the understanding of other
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The term mountain fever is apparently a catch-all term referred to in many western histories. One histori- cal writer, George Stewart, speaks of this condition as "that vague disease called 'mountain fever,' which seems to have meant any fever you had when you were in the mountains."l Additionally, Dr. Ralph T. Richards, in his
Rocky Mountain spotted fever (RMSF) is a bacterial disease spread by ticks. It typically begins with a fever and headache , which is followed a few days later with the development of a rash .  The rash is generally made up of small spots of bleeding and starts on the wrists and ankles. 
Rocky Mountain spotted fever (RMSF) is a bacterial infection spread by a bite from an infected tick. It causes vomiting, a sudden high fever around 102 or 103°F, headache, abdominal pain, rash ...
Apr 02, 2020 · Where found: Rocky Mountain states and southwestern Canada from elevations of 4,000 to 10,500 feet. Transmits: Rocky Mountain spotted fever, Colorado tick fever, and tularemia. Comments: Adult ticks feed primarily on large mammals. Larvae and nymphs feed on small rodents. Adult ticks are primarily associated with pathogen transmission to humans.
In 2009, USGS began the release of a new generation of topographic maps in electronic form, and in 2011, complemented them with the release of high-resolution scans of more than 178,000 historical topographic maps of the United States. The topographic map remains an indispensable tool for everyday use in government, science, industry, land ...
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