| umls-concept:C0035793 | skos:definition | MSH: An acute febrile illness caused by RICKETTSIA RICKETTSII. It is transmitted to humans by bites of infected ticks and occurs only in North and South America. Characteristics include a sudden onset with headache and chills and fever lasting about two to three weeks. A cutaneous rash commonly appears on the extremities and trunk about the fourth day of illness.,CSP: 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. | lld:umls |
