These tests typically detect antibodies that the immune system makes against the viral infection. There are no medications to treat or vaccines to prevent West Nile virus infection. Over-the-counter pain relievers can be used to reduce fever and relieve some symptoms. People with milder symptoms typically recover on their own, although some symptoms may last for several weeks.
In more severe cases, patients often need to be hospitalized to receive supportive treatment, such as intravenous fluids, pain medication, and nursing care. Medical professionals don't believe so. However, this immunity may decrease over time or with further health conditions that compromise the immune system.
Because West Nile has not been active in the United States for many years, future tests may tell us more about the long-term health implications of West Nile. Should we stay indoors? It is not necessary to limit any outdoor activities, unless local officials advise you otherwise.
However, you can and should try to reduce your risk of being bitten by mosquitoes. In addition to reducing stagnant water in your yard, make sure all windows and doors have screens, and that all screens are in good repair. If WNV is found in your area:. Minimize time spent outdoors between dusk and dawn.
Wear shoes, socks, long pants and a long-sleeved shirt when outdoors for long periods of time, or when mosquitoes are most active.
Do all mosquitoes transmit disease? Some mosquitoes do not transmit disease. There have been 43 different species of mosquitoes identified in South Dakota. Of these only 9 species are known vectors of WNV. Other species have been associated with WNV in other states. Where do mosquitoes live and breed? The mosquito that commonly transmits WNV lays its eggs in stagnant water, both in natural ground pools and in artificial containers.
The eggs become larvae that remain in the water until they mature and fly off. Weeds, tall grass and shrubbery provide an outdoor home for adult mosquitoes. They can also enter houses through unscreened windows or doors, or broken screens. Most mosquitoes will breed in discarded tires. When are mosquitoes most active? Some mosquitoes are most active between dusk and dawn, when the air is calm. However, others may be present at any time of day, and feed during the daytime and at dusk.
What bird s can carry West Nile virus? Although most birds can be infected with West Nile virus, crows, blue jays, magpies, hawks, owls and eagles are most likely to die from the virus. Can you get West Nile virus directly from birds? There is no evidence that a person can get the virus from handling live or dead infected birds. However, avoid bare-handed contact when handling any dead animals and birds.
Use gloves or double plastic bags to place the carcass in a garbage can. The medical importance of persistent West Nile virus infection will also be studied. These studies will address if additional testing of certain groups should be done. J Infect Dis. West Nile virus not detected in urine of 40 people tested 6 years after acute West Nile virus disease.
J Infect Dis ; —7. J Infect Dis ; Prevalence of chronic kidney disease and progression of disease over time among patients enrolled in the Houston West Nile virus cohort. Medical risk factors for severe West Nile virus disease, United States, — Am J Trop Med Hyg ; 87 1 : — West Nile virus. Section Navigation.
Facebook Twitter LinkedIn Syndicate. Can people have persistent infection with West Nile virus? Possible reasons for the discrepancy between the proportions of West Nile virus infected persons with detectable West Nile virus RNA in urine between the studies include: differences in test performance; differences in the study cohorts which may result in different incidence of WNV in urine; or that shedding of WNV RNA may be intermittent.
Can persistent West Nile virus RNA in the body cause medical problems like high blood pressure or kidney disease? These questions and answers will be updated as more information becomes available. This information provides a general overview and may not apply to everyone.
Talk to your family doctor to find out if this information applies to you and to get more information on this subject. You may hear conflicting reports from different sources. The U. Visit The Symptom Checker. Read More. Food Poisoning. Acute Bronchitis. Eustachian Tube Dysfunction. Bursitis of the Hip. Abnormal Uterine Bleeding. High Blood Pressure.
Table of Contents. What is West Nile virus? However, about 1 in 5 people may have mild, flu-like symptoms, which include: Skin rash. Loss of appetite. Swollen lymph nodes lymph glands. An achy feeling in the back and muscles. Severe headache. Stiff neck. Feeling disorientated or confused.
Tremors or muscle jerks. Weakness or partial paralysis. What causes West Nile virus? How is West Nile virus diagnosed? Have certain medical conditions, such as cancer, diabetes, hypertension, or kidney disease.
Can West Nile virus be prevented or avoided? The following are a few things you can do: Get rid of standing water. Mosquitos breed in standing water. Dump water from birdbaths, flowerpots, wading pools, old tires, or other places where it can collect. Garden supply stores carry products to keep mosquitoes from breeding in small ponds. Repair screens. Fix any tears in window, porch, and patio screens to keep mosquitoes out of your home.
Stay indoors. Mosquitoes are most active during dawn, dusk, and early evening hours.
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