Define: | A group of arthropod-borne diseases caused by spotted fever bio-group members of RICKETTSIA. They are characterized by fever, headache, and petechial (spotted) rash. | A spotted fever that has_material_basis_in Rickettsia akari, which is transmitted_by house mouse mite (Liponyssoides sanguineus) found on mice and other rodents. The infection has_symptom fever, has_symptom chills, has_symptom headache, has_symptom myalgia, and has_symptom papulovesicular rash. |