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West Nile virus is a potentially serious illness most commonly spread by mosquitoes. While many people infected with the virus show no symptoms, it can cause severe neurological diseases in some ...
Wen: There are blood tests that can detect antibodies to West Nile virus that are used for diagnosis. Patients with the neurological form of the illness may also receive a spinal tap, and testing ...
West Nile fever is an infection by the West Nile virus, which is typically spread by mosquitoes. [1] In about 80% of infections people have few or no symptoms . [ 2 ] About 20% of people develop a fever , headache, vomiting, or a rash. [ 1 ]
West Nile virus is the leading cause of mosquito-borne disease in the contiguous ... It was first identified in the Western Hemisphere in August 1999 after people were diagnosed in New York City.
West Nile virus (WNV) is a single-stranded RNA virus that causes West Nile fever. It is a member of the family Flaviviridae , from the genus Flavivirus , which also contains the Zika virus , dengue virus , and yellow fever virus.
Diagnosis of West Nile Virus (WNV) primarily relies on detecting viral RNA in serum or cerebrospinal fluid. [9] Although specific therapeutic treatments for WNV infections are lacking, severe cases, notably West Nile encephalitis, may necessitate intensive care unit interventions, life support therapy, and rehabilitation. [ 9 ]
West Nile virus is diagnosed through laboratory testing, clinical symptoms and history of exposure, per the CDC. The vast majority of people who are infected never get diagnosed, Weaver adds.
During the 2012 West Nile virus outbreak in Texas, 1,868 cases were reported. Male patients, persons >65 years of age, and minorities were at highest risk for neuroinvasive disease. At total of 1,868 cases including 844 (45%) WNND (West Nile neuroinvasive disease) cases and 89 deaths (case-fatality rate 5%).