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  2. www.healthline.com › rocky-mountain-spotted-feverRocky Mountain Spotted Fever: Pictures and Long-Term Effects

    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...

  3. www.cdc.gov › rocky-mountain-spotted-feverAbout Rocky Mountain Spotted Fever | Rocky Mountain Spotted ...

    May 15, 2024 · The most common symptoms of Rocky Mountain spotted fever (RMSF) are a fever, headache, and rash. RMSF is spread through the bite of an infected tick. There is no vaccine to prevent RMSF. RMSF can be deadly if not treated early with doxycycline.

  4. www.hopkinsmedicine.org › health › conditions-andRocky Mountain Spotted Fever | Johns Hopkins Medicine

    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.

  5. www.cdc.gov › rocky-mountain-spotted-fever › hcpClinical Signs and Symptoms | Rocky Mountain Spotted Fever ...

    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.

  6. www.ncbi.nlm.nih.gov › books › NBK430881Rocky Mountain Spotted Fever (Rickettsia rickettsii)

    Jul 17, 2023 · Rocky Mountain spotted fever (RMSF) is an acute febrile tick-borne illness caused by Rickettsia rickettsii. In North America, it is both the most severe and the most common rickettsial infection. Without prompt antibiotic treatment, mortality rates are as high as 20 to 30 percent.

    • Jessica Snowden, Kari A. Simonsen
    • 2023/07/17

  7. www.merckmanuals.com › home › infectionsRocky Mountain Spotted Fever (RMSF) - Infections - Merck ...

    Symptoms |. Diagnosis |. Treatment |. Prevention. Rocky Mountain spotted fever is a potentially fatal rickettsial infection that is transmitted by dog ticks and wood ticks. It causes a rash, headache, and high fever. People become infected when a tick carrying the infection bites them.

  8. rarediseases.org › rocky-mountain-spotted-feverRocky Mountain Spotted Fever - Symptoms, Causes, Treatment | NORD

    Apr 8, 2009 · Approximately two to 14 days after initial infection, early symptoms may include a high fever, severe headaches, muscle pain (myalgia), nausea, vomiting, loss of appetite (anorexia), abdominal pain, and/or features. In addition, in most individuals with RMSF, a distinctive rash develops about three to five days after fever onset.