“Record West Nile Virus Outbreak in Maricopa County, Arizona: Causes and Prevention Measures”

2023-04-28 19:35:01

(Xinhua file photo: A girl playing in the water on the edge of Mead Lake Nevada, USA, March 13, 2023)

LOS ANGELES, Apr. 28 (Xinhua) — Report from the US Centers for Disease Control and Prevention. On Thursday (April 27), the nation’s largest county-level West Nile virus outbreak was revealed. which happened in Maricopa County, Arizona in 2021.

Maricopa County recorded the fifth and largest outbreak of the virus in 2021, with 1,487 cumulative cases, 1,014 hospitalizations and 101 deaths, surpassing the previous record. 4 times the biggest outbreak before that

The center stated that the cause of the outbreak of the virus However, this unprecedented spectrality is still unknown. But it is likely to be caused by many factors. This may be related to increased rainfall. increasing population and housing development recently as well as changes in health care use behavior during the pandemic of the novel coronavirus infection (COVID-19).

West Nile virus is a mosquito-borne arbovirus group. It is mainly transmitted through the bite of an infected mosquito (Culex mosquito) and is the leading cause of arbovirus infection in the United States.

The Center noted that public health authorities should continually review news dissemination to increase awareness. Surveillance in humans and mosquitoes is essential for a rapid coordinated response. and limit further spread

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