Source:http://linkedlifedata.com/resource/umls/id/C0041471
CSP: group of acute, arthropod borne infections caused by rickettsiae; includes epidemic (classic or louse-borne) typhus, its recrudescent form, and murine (endemic or flea-borne) typhus; all are characterized by severe headache, chills, high fever, stupor, and rash.