Rocky Mountain spotted fever

An infectious disease with a characteristic rash, often transmitted by the bite of a tick.
Rocky Mountain spotted fever is a potentially fatal disease that's usually caused by the bite of a tick infected with rickettsia group bacteria.
== Symptoms ==
Requires a medical diagnosis
Symptoms include fever, headache, and muscle aches. A rash may be present, frequently with blackened or crusted skin at the site of a tick bite.
== Rarity ==
Very rare
Fewer than 20,000 US cases per year
Category:Ticks
Category:Rare
Category:Rash
Category:Bacteria