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  2. Pictures. Transmission. Treatment. Long-term effects. Facts and statistics. Prevention tips. What is Rocky Mountain spotted fever? Rocky Mountain spotted fever (RMSF) is a bacterial infection...

  3. Long-term Effects of RMSF. R. rickettsii infects the endothelial cells that line the blood vessels causing vasculitis. As infection continues, localized bleeding or clotting in the brain or other organs may occur. Patients who had severe RMSF requiring prolonged hospitalization may have long-term health problems. These include: Neurological ...

  4. Mar 25, 2024 · Long-Term Effects. Prevention. When to Go to the ER. Rocky Mountain spotted fever (RMSF) is a bacterial illness caused by a bite from an infected tick. Symptoms include high fever and widespread rash. In the United States, there are 4,000–6,000 reports of tick-borne spotted fevers, including RMSF, each year.

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  5. Key points about Rocky Mountain spotted fever. RMSF is caused by a bacterium that is spread to people by the bite of an infected tick. Symptoms include a rash, fever, headache, decreased appetite, chills, sore throat, confusion, stomachache, nausea or vomiting, diarrhea, body aches, and sensitivity to light. Treatment includes antibiotics and ...

  6. View Patient Education. Epidemiology |. Pathophysiology |. Symptoms and Signs |. Diagnosis |. Treatment |. Prevention |. Key Points |. More Information. Rocky Mountain spotted fever (RMSF) is caused by Rickettsia rickettsii and transmitted by ixodid ticks. Symptoms are high fever, severe headache, and rash.

  7. May 15, 2024 · Mental Disability. Any permanent damage is caused by the acute illness and does not result from a chronic infection. How it spreads. Rocky Mountain spotted fever is a serious tickborne illness which can be deadly if not treated early. It is spread by several species of ticks in the United States, including:

  8. May 15, 2024 · Key points. Doxycycline is the treatment of choice for RMSF and all other tickborne rickettsial diseases. Doxycycline is recommended for presumptive treatment in patients of all ages, including those under 8 years old and pregnant people. Using antibiotics other than doxycycline is associated with a higher risk of fatal outcomes from RMSF.