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Where has WNv been detected?

Resort Municipality of Whistler
The virus was first detected in the West Nile region of Uganda in Africa in 1937. During the summer of 1999, the virus was detected in New York State. It is now found in most US states and across central and western Canada, but currently it is not in BC. While only a small number of mosquito species can carry and transmit the virus, some of these mosquitoes are present in BC.
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If birds are the natural host for WNV, why is WNV being detected in so many dead birds?

USGS National Wildlife Health Center - Frequently Asked Ques...
Since this virus was not detected in the Western Hemisphere until 1999, it is likely that native bird populations in the U.S. were not previously exposed to the virus. It is not unusual for a new disease to cause high rates of infection or death because they do not have natural immunity to the infection. It is not known if or how long it will take for populations to develop sufficient immunity.
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WHAT IS WNV?

Environmental Health and Lab: Madison Department of Public H...
West Nile Virus is a virus that was first identified in Uganda in 1937. This virus was first identified in the United States in 1999 during an outbreak in New York. Since that time, the virus has been found in mosquitoes, birds, horses, and humans in various locations in the United States.
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How is WNV detected and monitored in California?

They Said, April 2006
California is well prepared to detect, monitor, and respond to WNV through ongoing collaboration between over 100 public agencies. The California surveillance system includes human and horse case detection and testing of mosquitoes, sentinel chicken flocks, and dead birds for WNV.
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Where in the United States has West Nile Virus (WNV) been detected in wildlife?

USGS National Wildlife Health Center - Frequently Asked Ques...
Since the virus was first detected in 1999, WNV has been detected in wildlife, primarily birds, in 45 states and the District of Columbia. A regularly updated map of regions reporting WNV in dead birds can be found at: http://westnilemaps.usgs.gov/us_bird.html
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HOW CAN I BE EXPOSED TO WNV?

Environmental Health and Lab: Madison Department of Public H...
People may be exposed to WNV when an infected mosquito bites them. However, only a small percentage of mosquitoes are expected to carry the virus so the risk of being infected with WNV from any single mosquito bite is very small. For a mosquito to become infected with the virus, it must bite an infected bird.
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How is it detected?

Eye Care Center, Tullahoma, TN - Frequently Asked Questions-...
Children should have a thorough medical examination during infancy and preschool years to detect potential eye problems. This is particularly important if a relative has strabismus.
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How is hemochromatosis detected?

Genomics|Training|Perspectives|Hemochromatosis FAQ
A simple blood test is used to diagnose people with iron overload. The test typically used for this purpose is transferrin saturation. If the initial test comes back elevated (>45%), then a repeat test is conducted after an overnight fast. If both tests are elevated, further tests are conducted to determine if iron overload is present. For more details, refer to the recommendations in the Annals of Internal Medicine Supplement, 1 December 1998, page 955.
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How are problems detected?

Frequently Asked Questions about the Playing With Heart Prog...
Some conditions can be detected through careful physical exam, EKG, and a thorough medical history. When cardiovascular health concerns are identified or suspected through initial testing, further studies can confirm the presence of serious conditions, so that treatment or other intervention can take place.
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How is AMD detected?

Large Print Reviews - Age-Related Macular Degeneration
Pupil dilation: This examination enables your eye care professional to see more of the retina and look for signs of AMD. To do this, drops are placed into the eye to dilate (widen) the pupil. After the examination, your vision may remain blurred for several hours. One of the most common early signs of AMD is the presence of drusen. Drusen are tiny yellow deposits in the retina. Your eye care professional can see them during an eye examination.
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Facts About Age-Related Macular Degeneration [NEI Health Inf...
Your eye care professional may suspect AMD if you are over age 60 and have had recent changes in your central vision. To look for signs of the disease, he or she will use eye drops to dilate, or enlarge, your pupils. Dilating the pupils allows your eye care professional to view the back of the eye better. Dilated eye exam. Drops are placed in your eyes to widen, or dilate, the pupils.
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macular degeration faq 2
Dilated eye exam. Drops are placed in your eyes to widen, or dilate, the pupils. Your eye doctor uses a special magnifying lens to examine your retina and optic nerve for signs of AMD and other eye problems. After the exam, your close-up vision may remain blurred for several hours. Tonometry uses an instrument that measures the pressure inside the eye. Numbing drops may be applied to your eye for this test. During an eye exam, you may be asked to look at an Amsler grid.
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Bionique Testing Laboratories, Inc.
Unlike contamination caused by most bacteria, yeast or fungi, mycoplasmas typically do not alter the turbidity or pH of cell culture media. Thus, they can only be detected through an active effort employing highly specialized and specific tests that require a skilled operator to perform and interpret results. Tests fall into two basic categories: direct culture with media; or indirect tests measuring specific biochemical markers or other characteristics associated with mycoplasmas.
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Spastics Society of Sikkim..Introduction
Ans. It can be detected by parents, health personnel/professionals, teachers and rehabilitation workers when the baby/child fails to achieve the physical or mental developmental milestones as compared to other normal children.
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LOTROExtreme FAQ
As it stands no. Keep in mind things may change down the road that may make you detectable and we will edit LOTROExtreme to be undetectable, but with anything there is a risk.
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DO ALL MOSQUITOES CARRY WNV?

Environmental Health and Lab: Madison Department of Public H...
No. Monitoring data in the United States have indicated that mosquitoes in the Culex group are most often infected with WNV. This is significant because most of the nuisance mosquitoes in Madison belong to the Aedes group, which are less likely to carry the West Nile Virus. Culex mosquitoes found in the Madison area (usually Culex pipens or Culex restuans) are considered to be evening and nighttime biters and commonly breed in stagnant or polluted water.
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CAN WNV MAKE ME SICK?

Environmental Health and Lab: Madison Department of Public H...
Most of the time, people infected with WNV will have no symptoms or will develop a mild illness that includes fever. In severe cases, encephalitis may develop. The Centers for Disease Control and Prevention (CDC) reports that less than 1% of persons that get infected will develop severe illness. Serious illness resulting from WNV can happen at any age; however, most cases of serious illness have occurred in persons greater than 50 years of age.
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WHAT CAN I DO TO PREVENT EXPOSURE TO WNV?

Environmental Health and Lab: Madison Department of Public H...
Reduce mosquito breeding sites. The Culex mosquitoes found in Madison prefer to breed in stagnant or polluted water. For this reason, eliminating standing water from your property may have a significant impact on reducing the number of Culex and other mosquitoes. Eliminate standing water around your home and neighborhood by: Keeping any containers from collecting rainwater (i.e. wheel barrows, flower pots, buckets, swimming pool covers, etc). Reduce the number of bites you receive.
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Frequently Asked Questions
Mild WNV illness improves on its own and people do not necessarily need to seek medical attention for this infection. If you develop symptoms of severe WNV illness, such as unusually severe headaches or confusion, seek medical attention immediately. Severe WNV illness usually requires hospitalization. Pregnant women and nursing mothers are encouraged to talk to their doctor if they develop symptoms that could be WNV.
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How can I prevent WNV?

Frequently Asked Questions
When you are outdoors, use insect repellents containing DEET (N, N-diethyl-meta-toluamide). Follow the directions on the package. Many mosquitos are most active at dusk and dawn. Consider staying indoors during these times or use insect repellent and wear long sleeves and pants. Light colored clothing can help you see mosquitos that land on you. Get rid of mosquito breeding sites by emptying standing water from flower pots, buckets and barrels.
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How is WNV spread?

Town of Tewksbury - Board of Health
WNV is spread only by adult mosquitoes that are infected with the virus. Humans and horses that have WNV infection cannot spread the disease directly to humans. The risk of getting WNV encephalitis is highest from late July through September. There is no evidence that a person can get WNV from handling live or dead infected birds. Still, you should avoid bare-handed contact when handling dead animals, including birds. If you must handle dead birds, use gloves or double plastic bags.
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How is prediabetes detected?

CDC Diabetes ? Frequently Asked Questions ? Prediabetes
present, the fasting plasma glucose (FPG) and the 2-h oral glucose tolerance test (OGTT) are the tests of choice to identify all states of hyperglycemia. Either test is suitable, and each has advantages and disadvantages, such as convenience, cost, and reproducibility. Identification of individuals with IGT can be made only with a 2-hour OGTT; the fasting plasma glucose (FPG) alone will miss approximately 30% of patients with isolated IGT.
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Can lightning be detected?

NSSL Frequently Asked Questions
Since the 1980s, cloud-to-ground lightning flashes have been detected and mapped in real time across the entire US by several networks. In 1994, the networks were combined into one national network consisting of antennas that detect the angle from ground strike points to an antenna (direction-finder antenna), that detect the time it took for them to arrive at an antenna (time-of-arrival method), or a combination of both detection methods.
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How can cancer be detected at early stages?

FAQ's ABOUT CANCER - DCHRC
Cancer can be detected in the early stages by Screening and by seeking prompt medical attention for any worrying symptoms. Screening: refers to examination and investigation of persons without any symptoms or signs suggestive of cancer with a view to detect cases of cancer before they cause symptoms. It is expected that by this approach cancers can be detected at a very early stage and thus lead to a much higher chance of cure.
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How is a cataract detected?

CATARACT MD FAQ
Dilated eye exam. Drops are placed in your eyes to widen, or dilate, the pupils. Your eye care professional uses a special magnifying lens to examine your retina and optic nerve for signs of damage and other eye problems. After the exam, your close-up vision may remain blurred for several hours. Tonometry. An instrument measures the pressure inside the eye. Numbing drops may be applied to your eye for this test.
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How are gamma-ray bursts detected?

Gamma-ray Burst FAQ
Gamma ray bursts are detected by satellites orbiting the Earth and travelling through the Solar system. They can only be detected from space because the Earth's atmosphere absorbs gamma rays and therefore we cannot observe them from the ground. The first gamma ray bursts were detected by the Vela satellites, which were launched in the 1960s to ensure compliance with the Nuclear Test Ban Treaty.
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How many afterglows have been detected since the first one in 1997?

Gamma-ray Burst FAQ
Approximately 50 afterglows have been detected with X-ray telescopes (see question 15) so far in almost 4 years of observations. However, of these 50 afterglows only approximately 40% have also been detected with optical or radio telescopes. So, on average an afterglow is detected once a month.
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