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West Nile virus has been detected in Sunnyvale and Santa Clara areas by the Santa Clara County Vector Control District, which monitors human diseases transmitted by parasites, viruses and bacteria.
Nayer Zahiri stated that there has never been a fatal case of West Nile virus in Santa Clara County and that human cases of the virus have declined in recent years.
Two dead American crows were tested positive last week. County officials said treatment of adult mosquitoes on trucks would begin in the affected areas, including postal codes 94085, 95051 and 95054, centered in the Central region. Expressway and Semiconductor Drive in Santa Clara, next to Sunnyvale.
Treatment will begin at 11 pm Thursday and last about three hours, according to county officials. Residents do not need to leave home during treatment but may wish to close windows and doors to avoid chemical sensitivity.
According to Zahiri, there were no human cases in Santa Clara County in 2017, but in 2016 She attributed the high figures of 2014 to a very dry weather, saying that birds are more likely to contract the disease when they share limited water sources with mosquitoes.
Zahiri said that it is extremely difficult to predict whether the virus will increase or decrease in the coming years, but describes heat as an important factor in mosquito breeding where water is available .
West Nile virus arrived in California in 2003 and 292 people died in this state. the disease in the last 15 years, according to county officials. The record year for deaths in the state was 2015, with 53 deaths.
Most people who contract the disease have no symptoms, but some have fevers and headaches, while severe cases involve neurological damage or death. 19659010] County Authorities say people over 50 with chronic diseases such as diabetes, cancer or kidney disease are the most at risk.
To avoid contracting the mosquito, the authorities recommend the fit of the mosquito screens and the proper use of the insect repellent. Zahiri said that even small containers can have enough water for bedbugs to reproduce.
Residents can also request free mosquito removal services by calling the county at (408) 918-4770.
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