| consequences of delayed diagnosis of rocky mountain spotted fever in children--west virginia, michigan, tennessee, and oklahoma, may-july 2000. | patients with rocky mountain spotted fever (rmsf), a tickborne infection caused by rickettsia rickettsii, respond quickly to tetracycline-class antibiotics (e.g., doxycycline) when therapy is started within the first few days of illness; however, untreated rmsf may result in severe illness and death. persons aged <10 years have the highest age-specific incidence of rmsf. this report summarizes the clinical course and outcome of rmsf in four children from four regions of the united states and und ... | 2000 | 11055741 |