What is Rocky Mountain spotted fever?
A person with Rocky Mountain spotted fever has inflammation of the blood vessels caused by an infection with Rickettsia bacteria. The bacteria are transmitted to humans by a tick. The two ticks that transmit Rocky Mountain spotted fever include the American dog tick and the Rocky Mountain wood tick. About 600 cases of Rocky Mountain spotted fever are reported in the US each year.

What are the symptoms of Rocky Mountain spotted fever?
The most common symptoms of Rocky Mountain spotted fever include a red rash, fever, and joint pain. The rash begins on the wrist and ankles, and then spreads to the trunk. Additional symptoms may include headache, muscle aches, nausea, vomiting, diarrhea, abdominal pain, and fatigue. Symptoms of severe Rocky Mountain spotted fever include high fever, worsening headache, neck pain and stiffness, excessive sleepiness, confusion, and seizures.

How does the doctor treat Rocky Mountain spotted fever?
Treatment for Rocky Mountain spotted fever includes antibiotics and nonsteroidal anti-inflammatory medications for pain.