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Rocky Mountain Spotted Fever (RMSF) / Rickettsia

Disease Information

Rocky Mountain spotted fever is a tickborne disease that affects about 800 people in the United States each year. The disease usually occurs in the eastern U.S. from New York to Florida, and from Alabama to Texas in the south. It is most commonly seen from April through September but can occur anytime during the year when there is warm weather.


Disease Reporting

What is required?

For Health Care Providers and Clinical Laboratories

Health care providers and clinical laboratories are required by law to report cases and suspect cases of Rocky Mountain spotted fever to local health departments within one working day of identification.

For Local Health Departments

For reportable diseases lacking Oregon-specific investigative guidelines or case report forms, please contact the state epidemiologist on call for assistance at 971-673-1111.


See Also

CDC Factsheet 

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