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  2. Like Lyme disease, Rocky Mountain Spotted Fever (RMSF) is a vector-borne illness transmitted via a Rocky Mountain wood tick or brown dog tick carrying infectious bacteria. [6] This infectious disease is significantly less common than Lyme disease—while the number of confirmed cases rises each year, only around 5,000 infections were reported ...

  3. Apr 28, 2024 · RMSF typically presents with fever, headache, rash, and muscle aches, while Lyme Disease often manifests as a characteristic bullseye-shaped rash, fatigue, joint pain, and flu-like symptoms. However, symptoms can vary, making accurate diagnosis challenging. Complications can arise if these diseases are left untreated.

    • Irina Popova
  4. Jul 3, 2023 · The two tick-borne diseases that we’re focusing on here, Lyme and Rocky Mountain Spotted Fever, have similarities but also important bacterial and symptom differences. Bacterial differences. Lyme disease is caused by the bacteria borrelia burgdorferi. Rocky Mountain Spotted Fever comes from a bacteria group known as ricksettia; RMSF is caused ...

  5. May 15, 2024 · 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: American dog tick ( Dermacentor variabilis) Brown dog tick ( Rhipicephalus sanguineus) - parts of southwestern United States and Mexico.

  6. May 15, 2024 · Myalgia. Rash (typically occurs 2 to 4 days after the onset of fever) Edema around the eyes and on the back of hands. Late illness (day 5 or later) Altered mental status, coma, cerebral edema. Respiratory compromise (pulmonary edema, acute respiratory distress syndrome) Skin and soft tissue necrosis which can result in amputations or skin grafts.

  7. Aug 16, 2022 · Lyme disease is caused by species from the bacteria group borrelia burgdorferi, while RMSF is caused by a bacteria known as rickettsia. Outside of causing different symptoms, you can determine the type of infection through laboratory testing. Symptoms of Rocky Mountain Spotted Fever vs. Lyme Disease

  8. Feb 4, 2012 · Rocky Mountain spotted fever (RMSF) is caused by the bacterium Rickettsia rickettsii. Symptoms include fever, headaches, myalgia; characteristic spotted rash* begins on wrists, ankles, palms, and soles, and may be absent early in the disease. Treatment is usually doxycycline. *RMSF rash photo courtesy of Ed Masters, MD.