Background: In August and September 2002 an outbreak of West Nile virus (WNV) infection
occurred in southern Ontario. We encountered a number of seriously ill patients at our …

Abstract Outbreaks of West Nile (WN) virus occurred in the New York metropolitan area in
1999 and 2000. Nineteen patients diagnosed with WN infection were hospitalized in New …

In 2002, the world's largest outbreak of neuroinvasive West Nile virus (WNV) disease
occurred. Illinois reported 21% of the total cases in the United States, the most among all …

The objective of this study was to describe the clinical features of cases hospitalized with
West Nile virus (WNV) infections and identify clinical parameters that could potentially …

ContextThe neurologic manifestations, laboratory findings, and outcome of patients with
West Nile virus (WNV) infection have not been prospectively characterized. ObjectiveTo …

We conducted a nested case-control study to determine potential risk factors for developing
encephalitis from West Nile virus (WNV) infection. Retrospective medical chart reviews were …

Background. Risk factors for complications of West Nile virus disease and prognosis in
hospitalized patients are incompletely understood. Methods. Demographic characteristics …

The inpatient records of 44 case patients with West Nile virus infection hospitalized in 2002
were reviewed. Sixty-five percent of the case patients had encephalitis, and 35% had …

West Nile (WN) virus is endemic in Israel. The last reported outbreak had occurred in 1981.
From August to October 2000, a large-scale epidemic of WN fever occurred in Israel; 417 …

Background: Over the past four years, West Nile virus (WNV) has become a significant
health issue in North America. In 2002, WNV infection made its first appearance in the …