West Nile virus
West Nile virus (WNV) causes West Nile fever and West Nile meningitis, encephalitis and West Nile poliomyelitis. It can infect people, birds, mosquitoes, horses and other animals.
In Washington state, the virus was first found in horses and birds in 2002. The first human infection by WNV in Washington state occurred in 2006.
- Oct. 29, 2018: First locally-acquired case of West Nile virus, Public Health Insider
- Nov. 7, 2018 (en español): Primera persona infectada con el virus del nilo occidental en el condado de King, Public Health Insider