
Tick-borne rickettsioses

Spotted fevers
- acute, infectious, sometimes fatal disease caused by Rickettsia rickettsii usually transmitted by ixodid ticks; occurs only in North and South America; manifestations include chills, fever, rash, headache, myalgia, and prostration.

Boutonneuse fever

North asian tick fever

Queensland tick typhus
- acute infectious disease caused by Coxiella burnetii; characterized by a sudden onset of fever,headache, malaise, and weakness; in humans, it is commonly contracted by inhalation of infected dusts derived from infected domestic animals.

Ehrlichiosis
- febrile illness caused by infection with Ehrlichia species.

Unspecified ehrlichiosis

Ehrlichiosis chafeensis (e chafeensis)

Other ehrlichiosis

Other specified tick-borne rickettsioses

Tick-borne rickettsiosis unspecified