title: West Nile virus activity--United States, January 1-October 10, 2006.
abstract: This report summarizes West Nile virus (WNV) surveillance data reported to CDC through ArboNET as of 3 a.m. Mountain Daylight Time, October 10, 2006. A total of 41 states and the District of Columbia had reported 3,135 cases of human WNV illness to CDC. A total of 1,717 (55%) cases for which such data were available occurred in males; median age of patients was 50 years (range: 3 months-99 years). Dates of illness onset ranged from January 6 to September 25; a total of 97 cases were fatal.
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000821:virology; D001717:Birds / Q000821:virology; D009033:Culicidae / Q000821:virology; D006734:Horse Diseases / Q000821:virology; D006736:Horses / Q000821:virology; D006801:Humans; D012376:Rodent Diseases / Q000821:virology; D012589:Sciuridae / Q000821:virology; D014481:United States / Q000453:epidemiology; D014901:West Nile Fever / Q000453:epidemiology* / Q000662:veterinary; D014902:West Nile virus / Q000302:isolation & purification*