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Colorado Tick Fever

Factsheet

Colorado Tick Fever (CTF) is also known as Mountain Fever or American Mountain Fever. The virus is spread to humans by bites from infected ticks. Symptoms include a sudden fever, headache, muscle pain and chills. CTF can be a severe illness, especially in children under 10 and older adults.

 



Disease Reporting

What is required?

Health care providers and clinical laboratories:
Health care providers and clinical laboratories are required to report cases and suspect cases of Colorado Tick Fever within one working day upon identification. Call 971-673-1111 to reach the state health department doctor on call.

Disease reporting form (pdf) for health-care practitioners

See our disease reporting page for information on how to report and for telephone numbers of local health departments.

For county health departments:
Colorado Tick Fever: CDC Rickettsial Tick-borne Diseases (pdf) case report form

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



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