Permissive Summer Temperatures of the 2010 European West Nile Fever Upsurge

Permissive Summer Temperatures of the 2010 European West Nile Fever Upsurge

BACKGROUND In the summer of 2010, Europe experienced outbreaks of West Nile Fever (WNF) in humans, which was preceded by hot spells. The objective of this study was to identify potential drivers of these outbreaks, such as spring and summer temperatures, relative humidity (RH), and precipitation. METHODS Pearson and lag correlations, binary and multinomial logistic regressions were used to as...

West Nile Fever Outbreak in Horses and Humans, Spain, 2010

TO THE EDITOR: West Nile virus (WNV) is a member of the genus Flavivirus within the Japanese encephalitis antigenic complex. The enzootic virus cycle involves transmission between avian hosts and ornithophilic mosquitoes, whereas humans and horses are considered dead-end hosts. Given the recent increase of WNV infection in humans and horses in Europe, concern has been raised regarding public an...

West Nile fever in Czechland.

Letters References 1. World Health Organization. Report of the meeting of the ad hoc committee on Orthopox virus infections. To the Editor: After heavy rains in July 1997, extensive floods occurred along the Morava River, Czech Republic. Populations of Aedes mosquitoes increased rapidly in the flooded areas, prompting surveillance for mosquito-borne virus infections in the Breclav area, South M...

West Nile Virus Infection West Nile Fever, West Nile Neuroinvasive Disease, West Nile Disease, Near Eastern Equine Encephalitis, Lordige

West Nile virus (WNV) is an avian virus that can cause fatal disease in some species of mammals, reptiles and birds. Most clinical cases occur in humans and horses. Approximately 80% of infected humans remain asymptomatic; 20% have flulike symptoms. Less than 1% develop meningitis, encephalitis or acute paralysis, but some of these cases are fatal or result in permanent impairment. Neurological...

West Nile fever in New York City.